Flood Alert Info - Thorney Island to Bracklesham
Area Description
Coastal areas between Thorney Island and Bracklesham, including Bosham, West Itchenor and West Wittering.
This is a Flood Alert Area. For this area the highest level of flood notification that you will receive is a Flood Alert. No Flood Warnings or Severe Flood Warnings are issued for this area.
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There are no Flood Alerts currently in force for this area. See below for historical flood warnings.
Area Covered by this Flood Alert
The orange highlighted area on the map below outlines the area covered by this Flood Alert.
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Flood Alert History
Number of historic Flood Alerts that have previously been recorded for this area:
We can provide a Flood Insurance Quote for properties in the Chichester area
Historical Flood Alerts for this Area
Flood Alert issued on 18 Dec 2024 15:05
Chichester Harbour
Thursday's early morning tide at 01:45 on 19/12/2024 is higher than normal due to unsettled weather with strong Westerly Force 5 winds. The weather increases tide table values by 0.66 m. The total forecast tide is 5.19 metres Chart Datum (2.45 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Thursday afternoon's tide at 14:00 19/12/2024 is forecast to be 34 cm lower (2.16 mAOD). Strong winds and large waves are forecast for the next five days. However, as tide levels will generally fall over the week ahead, flood risk should reduce from Thursday afternoon, through to next week. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 19/12/2024.
Flood Alert issued on 19 Oct 2024 16:22
Chichester Harbour
Sunday afternoon's tide at 13:45 on 20/10/2024 is higher than normal due to unsettled weather with strong South Westerly Force 6 winds. The weather increases tide table values by 0.29 m. The total forecast tide is 5.31 metres Chart Datum (2.57 mAOD) at Chichester Harbour. For 2 hours either side of high water, flooding of Bosham Quay, Shore Road, Bosham High Street and West Itchenor is expected. The strong winds and large waves may also affect more exposed parts of Chichester Harbour, including Thorney Island, the Witterings, and Bracklesham where the tide could be near the top of the beach, with a possibility of water flowing into ditches behind. Monday's early morning tide at 02:15 21/10/2024 is forecast to be 57 cm lower (2.0 mAOD). With tides next week forecast to be lower, no further flood impacts are expected from Monday onwards. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 19:00 on 20/10/2024.
Flood Alert issued on 18 Oct 2024 16:51
Chichester Harbour
Saturday afternoon's tide at 13:00 on 19/10/2024 is higher than normal due to unsettled weather with light North Westerly Force 4 winds. The weather increases tide table values by 0.09 m. The total forecast tide is 5.26 metres Chart Datum (2.52 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or will flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Sunday's early morning tide at 01:45 20/10/2024 is forecast to be 9 cm lower (2.43 mAOD). Similar flood impacts are expected to continue until Monday 21/10/2024. The highest tide ahead is forecast on Sunday 20/10/2024 (2.59 mAOD). We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 19/10/2024.
Flood Alert issued on 17 Oct 2024 14:03
Chichester Harbour
Friday afternoon's tide at 12:30 on 18/10/2024 is higher than normal due to unsettled weather, with light Southerly Force 2 winds. The weather increases tide table values by 0.07 m. The total forecast tide is 5.31 metres Chart Datum (2.57 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Saturday's early morning tide at 00:45 on 19/10/2024 is forecast to be 9 cm lower (2.48 mAOD). Similar flood impacts are expected to continue until Monday 21/10/2024. The highest tide ahead is forecast on Sunday 20/10/2024 (2.6 mAOD). We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 18/10/2024.
Flood Alert issued on 16 Oct 2024 12:30
Chichester Harbour
Thursday morning's tide at 11:30 on 17/10/2024 is higher than normal due to unsettled weather, with light Westerly Force 4 winds. The weather increases tide table values by 0.17 m. The total forecast tide is 5.34 metres Chart Datum (2.60 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Thursday evening's tide at 23:45 17/10/2024 is forecast to be 14 cm lower (2.46 mAOD). Similar flood impacts are expected to continue until Monday 21/10/2024. The highest tide ahead is forecast on Sunday 20/10/2024 (2.7 mAOD). We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 17/10/2024.
Flood Alert issued on 12 Apr 2024 16:29
Chichester Harbour
Saturday's early morning tide at 03:15 on 13/04/2024 is higher than normal due to unsettled weather with strong South Westerly Force 2 winds. The total forecast tide is 4.65 metres Chart Datum (1.91 mAOD) at Chichester Harbour. Approximately 1m lower than Monday evening. For 2 hours either side of high water, flooding of Shore Road, Bosham is possible. Gardens or land of shore side properties around the Harbour could also be affected. Flood water could continue to affect gardens, fields, and caravans in Bracklesham. Minor flood impacts could continue until Saturday 13/04/2024. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 12:00 on 13/04/2024.
Flood Alert issued on 11 Apr 2024 16:38
Chichester Harbour
Friday's early morning tide at 02:30 on 12/04/2024 is higher than normal due to unsettled weather with strong South Westerly Force 5 winds. The weather increases tide table values by 0.16 m. The total forecast tide is 5.13 metres Chart Datum (2.39 mAOD) at Chichester Harbour. Approximately 50cm lower than Monday evening. For 2 hours either side of high water, flooding of Shore Road, Bosham is expected. Gardens or land of shore side properties around the Harbour could also be affected. Flood water could continue to affect gardens, fields, and caravans in Bracklesham. Friday's afternoon tide at 15:00 on 12/04/2024 is forecast to be 30cm lower (2.06 mAOD). Similar minor flood impacts are possible again Friday afternoon. Minor flood impacts could continue until Saturday 13/04/2024. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 12/04/2024.
Flood Alert issued on 10 Apr 2024 16:57
Chichester Harbour
Thursday's early morning tide at 01:45 on 11/04/2024 is higher than normal due to unsettled weather with strong South Westerly Force 5 winds. The weather increases tide table values by 0.05 m. The total forecast tide is 5.08 metres Chart Datum (2.34 mAOD) at Chichester Harbour. Approximately 50cm lower than Monday evening. For 2 hours either side of high water, flooding of Shore Road, Bosham is expected. Gardens or land of shore side properties around the Harbour could also be affected. Flood water could continue to affect gardens, fields, and caravans in Bracklesham. Thursday's afternoon tide at 14:00 on 11/04/2024 is forecast to be 20cm lower (2.16 mAOD). Similar minor flood impacts are expected again Thursday afternoon. Minor flood impacts could continue until Friday 12/04/2024. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 11/04/2024.
Flood Alert issued on 9 Apr 2024 14:01
Chichester Harbour
Wednesday's early morning tide at 01:00 on 10/04/2024 is higher than normal due to unsettled weather with strong Westerly Force 5 winds. The weather increases tide table values by 0.09 m. The total forecast tide is 5.29 metres Chart Datum (2.55 mAOD) at Chichester Harbour. Approximately 50cm lower than Monday night. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Flood water could continue to affect gardens, fields, and caravans in Bracklesham. Wednesday's afternoon tide at 13:30 on 10/04/2024 is forecast to be very similar (2.57 mAOD). Minor flood impacts are expected again. Flood impacts should reduce from Thursday 11/04/2024. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 10/04/2024.
Flood Alert issued on 8 Apr 2024 13:04
Chichester Harbour
Tuesday's early morning tide at 00:30 on 09/04/2024 is higher than normal due to unsettled weather with Gale Force 8 South Westerly winds. The weather increases tide table values by 0.74 m. The total forecast tide is 5.91 metres Chart Datum (3.17 mAOD) at Chichester Harbour. For 2 hours either side of high water, flooding will affect property at Bosham Quay, High Street and Shore Road, Bosham. A Flood Warning is in force in this location. Shore Road, near and including Stumps Lane along with shore side properties in West Itchenor will flood. Levels are very high around Chichester Harbour, Thorney Island, Chidham and Fishbourne. Tuesday's tide at 12:30 on 09/04/2024 is forecast to be 50cm lower (2.57 mAOD). Minor flood impacts will still be possible, affecting Bosham Shore Road and Bosham High Street Tuesday afternoon. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 09/04/2024.
Flood Alert issued on 7 Apr 2024 13:43
Chichester Harbour
Sunday evening's tide at 23:30 on 07/04/2024 is higher than normal due to unsettled weather with light South Westerly Force 4 winds. The weather increases tide table values by 0.33 m. The total forecast tide is 5.35 metres Chart Datum (2.61 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Monday's midday tide (12:00 08/04/2024) is forecast to be a very similar height (2.53 mAOD), with similar minor flood impacts. Tuesday's early morning tide is predicted to be 50cm higher, and a small number of properties could possibly be affected by flood water in Bosham. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 08/04/2024.
Flood Alert issued on 29 Mar 2024 08:02
Chichester Harbour
Friday afternoon's tide at 13:30 on 29/03/2024 is higher than normal due to unsettled weather with strong South Westerly Force 5 winds. The weather increases tide table values by 0.39 m. However, the total tide is still forecast to be 40cm lower than the maximum of recent days. The total forecast tide is 4.85 metres Chart Datum (2.11 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road, and could be near to Bosham High Street, and gardens or land around the Harbour. Saturday's early morning tide at 01:45 on 30/03/2024 is forecast to be 10cm lower (2.01 mAOD), and accompanied by lighter winds. Despite strong winds returning next week, flood risk will be low for the next seven days. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 19:00 on 29/03/2024.
Flood Alert issued on 28 Mar 2024 09:09
Chichester Harbour
Thursday afternoon's tide at 13:15 on 28/03/2024 is higher than normal due to unsettled weather with Gale Force 8 Southerly winds. The weather increases tide table values by 0.68 m. The total forecast tide is 5.25 metres Chart Datum (2.51 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Friday's early morning tide at 01:00 on 29/03/2024 is forecast to be 30cm lower (2.15 mAOD), and accompanied by lighter winds. Minor flood impacts could continue each high water until Friday afternoon. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 19:00 on 29/03/2024.
Flood Alert issued on 12 Mar 2024 16:30
Chichester Harbour
Wednesday's early morning tide at 01:00 on 13/03/2024 is higher than normal due to unsettled weather with strong South Westerly Force 5 winds. The weather increases tide table values by 0.02 m. The total forecast tide is 5.23 metres Chart Datum (2.49 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to, or flood, front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Strong winds and moderate waves will continue. Wednesday's afternoon tide at 13:15 on 13/03/2024 is forecast to be a little lower (2.31 mAOD). Tide levels should fall from Thursday. Minimal flood impacts, similar to midday Tuesday, could be possible each high water until Thursday (14/03/2024). We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 13/03/2024.
Flood Alert issued on 11 Mar 2024 13:12
Chichester Harbour
Tuesday's early morning tide at 00:30 on 12/03/2024 is higher than normal due to high astronomical tides and unsettled weather, with light Westerly Force 3 winds. The weather increases tide table values by 0.03 m. The total forecast tide is 5.27 metres Chart Datum (2.53 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to, or flood, front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Light winds and small waves will continue. Tuesday's afternoon tide at 12:45 on 12/03/2024 is forecast to be 6cm lower (2.47 mAOD), with each tide after a little lower again. Minor flood impacts should ease from Wednesday 13/03/2024. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 12/03/2024.
Flood Alert issued on 10 Mar 2024 12:04
Chichester Harbour
Sunday evening's tide at 23:45 on 10/03/2024 is higher than normal due to high astronomical tides, with unsettled weather and light Westerly Force 3 winds. The weather increases tide table values by 0.10 m. The total forecast tide is 5.25 metres Chart Datum (2.51 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, minor flood impacts will affect properties. Water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Light winds and small waves will continue. Monday's midday tide is forecast to be 10cm lower (2.41 mAOD). Tuesday's early morning tide is forecast to be 2.51 mAOD, with each tide after a little lower. Similar minor flood impacts could occur each high water until Wednesday 13/03/2024. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 11/03/2024.
Flood Alert issued on 13 Feb 2024 18:17
Chichester Harbour
Wednesday's early morning tide at 02:15 on 14/02/2024 is higher than normal due to unsettled weather with strong South Westerly Force 6 winds. The weather increases tide table values by 0.19 m. The total forecast tide is 5.22 metres Chart Datum (2.48 mAOD) at Chichester Harbour. Similar to recent days. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Wednesday afternoon's tide at 14:30 14/02/2024 is forecast to be 5.04 metres Chart Datum (2.30 mAOD) at Chichester Harbour. 20cm lower than recent days. Tides will continue to fall through the week ahead. Minor flood impacts should ease. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 20:00 on 14/02/2024.
Flood Alert issued on 12 Feb 2024 14:22
Chichester Harbour
Tuesday's early morning tide at 01:30 on 13/02/2024 is higher than normal due to unsettled weather with light South Westerly Force 4 winds. The weather increases tide table values by 0.13 m. The total forecast tide is 5.23 metres Chart Datum (2.49 mAOD) at Chichester Harbour. A few centimetres lower than Sunday afternoon's morning tide. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Each tide until Wednesday 14/02/2024 is currently forecast to be a very similar height. Minor flood impacts are possible each high water until Wednesday. Tuesday's afternoon tide at 13:45 13/02/2024 is forecast to be 5.11 metres Chart Datum (2.37 mAOD) at Chichester Harbour. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 20:00 on 13/02/2024.
Flood Alert issued on 11 Feb 2024 15:39
Chichester Harbour
Monday's early morning tide at 00:45 on 12/02/2024 is higher than normal due to unsettled weather with light Westerly Force 4 winds. The weather increases tide table values by 0.15 m. The total forecast tide is 5.23 metres Chart Datum (2.49 mAOD) at Chichester Harbour. A few centimetres lower than Sunday's early morning tide. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Each tide until Wednesday 14/02/2024 is currently forecast to be a very similar height. Minor flood impacts are possible each high water until Wednesday. Monday's afternoon tide at 12:15 11/02/2024 is forecast to be 5.20 metres Chart Datum (2.46 mAOD) at Chichester Harbour. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 20:00 on 12/02/2024.
Flood Alert issued on 10 Feb 2024 14:17
Chichester Harbour
Sunday's early morning tide at 00:00 on 11/02/2024 is higher than normal due to unsettled weather with strong Southerly Force 5 winds. The weather increases tide table values by 0.3 m. The total forecast tide is 5.28 metres Chart Datum (2.54 mAOD) at Chichester Harbour. A few centimetres higher than Saturday morning's tide. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Each tide until Wednesday 14/02/2024 is currently forecast to be a very similar height. Minor flood impacts are possible each high water until Wednesday. Sunday's afternoon tide at 12:15 11/02/2024 is forecast to be 5.19 metres Chart Datum (2.45 mAOD) at Chichester Harbour. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 20:00 on 11/02/2024.
Flood Alert issued on 9 Feb 2024 17:41
Chichester Harbour
Saturday morning's tide at 11:30 on 10/02/2024 is higher than normal due to unsettled weather with light Southerly Force 3 winds. The weather increases tide table values on Saturday by 0.35 m, when the total tide is forecast to be 5.26 metres Chart Datum (2.52 mAOD) at Chichester Harbour. This is a few centimetres higher than Friday morning's tide. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front doorsteps. Gardens or land of shore side properties around the Harbour could also be affected. Each tide between Friday and Wednesday 14/02/2024 is currently forecast to be a very similar height, with the exception of Friday evening's tide, which should be a few centimetres lower. Minor flood impacts are possible each high water until Wednesday. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 20:00 on 10/02/2024.
Flood Alert issued on 8 Feb 2024 16:54
Chichester Harbour
Friday morning's tide at 10:30 on 09/02/2024 is higher than normal due to unsettled weather with strong South Westerly Force 6 winds. The weather increases tide table values by 0.52 m. The total forecast tide is 5.25 metres Chart Datum (2.51 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Each tide between Friday and Tuesday 13/02/2024 is forecast to be a very similar height, with the exception of Friday evening's tide (09/02/2024) that is forecast to be 15cm lower. Minor flood impacts are possible each high water between Friday and Tuesday. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 20:00 on 09/02/2024.
Flood Alert issued on 27 Oct 2023 23:27
Chichester Harbour
Flooding is possible in this area.
Monitor local water levels and weather conditions. Avoid using low lying footpaths or entering areas prone to flooding. Start acting on your flood plan if you have one.
Environment Agency Flood Warning Officers set the river or tidal levels that have triggered this message. During industrial action this message has been automatically issued based on rising river or tidal levels.
Flood Alert issued on 1 Sep 2023 00:44
Chichester Harbour
Flooding is possible in this area.
Monitor local water levels and weather conditions. Avoid using low lying footpaths or entering areas prone to flooding. Start acting on your flood plan if you have one.
Environment Agency Flood Warning Officers set the river or tidal levels that have triggered this message. During industrial action this message has been automatically issued based on rising river or tidal levels.
Flood Alert issued on 4 Aug 2023 17:12
Chichester Harbour
Saturday afternoon's tide at 15:00 on 05/08/2023 is higher than normal due to unsettled weather with Gale Force 8 Westerly winds. The weather increases tide table values by 0.31 m. The total forecast tide is 5.24 metres Chart Datum (2.50 mAOD) at Chichester Harbour, similar to that seen on Wednesday 02/08/2023. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. After this tide‚ the weather becomes more settled‚ with smaller waves and lighter winds. Sunday's early morning tide is predicted to be 20cm lower and tide levels will fall towards neaps over the coming week. Flood risk will reduce and no further flood impacts are expected. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 05/08/2023.
Flood Alert issued on 2 Aug 2023 16:58
Chichester Harbour
Thursday’s early morning tide at 00:30 on 03/08/2023 is higher than normal due to unsettled weather with strong Westerly Force 5 winds. The weather increases tide table values by 0.34 m. The total forecast tide is 5.13 metres Chart Datum (2.39 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to, or will flood front door steps. Gardens or land of shore side properties around the harbour could also be affected. From Thursday's afternoon high water (03/08/2023 at 13:30), tide levels and wave heights will reduce slightly and should be accompanied by lighter winds. There should be less risk of flooding from Thursday afternoon. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 11:00 on 03/08/2023.
Flood Alert issued on 1 Aug 2023 14:14
Chichester Harbour
Wednesday morning's tide at 11:30 on 02/08/2023 is higher than normal due to unsettled weather with Gale Force 8 South Westerly winds. The weather increases tide table values by 0.5 m. The total forecast tide is 5.27 metres Chart Datum (2.53 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Thursday's early morning tide is forecast to be 20cm lower, although still accompanied by large waves and strong winds (Force 5). Minor flood risks could remain until Thursday afternoon (03/08/2023) when tide levels, wind and waves should have reduced. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 02/08/2023.
Flood Alert issued on 22 Mar 2023 12:17
Chichester Harbour
Flooding is possible in this area.
Monitor local water levels and weather conditions. Avoid using low lying footpaths or entering areas prone to flooding. Start acting on your flood plan if you have one.
Environment Agency Flood Warning Officers set the river or tidal levels that have triggered this message. During industrial action this message has been automatically issued based on rising river or tidal levels.
Flood Alert issued on 9 Mar 2023 12:59
Chichester Harbour
Friday's early morning tide at 01:00 on 10/03/2023 is higher than normal due to unsettled weather with light South Westerly Force 4 winds. The weather increases tide table values by 0.5 m. The total forecast tide is 5.24 metres Chart Datum (2.50 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the harbour could also be affected. Friday's afternoon tide is forecast to be 40 cm lower. Flood risk should then reduce through to next week, as tide levels fall through a neap cycle. We continue to monitor the forecast. As a precaution, if you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will remove this message by 11:00 on 10/03/2023.
Flood Alert issued on 9 Nov 2022 08:06
Chichester Harbour
Wednesday morning's tide at 11:30 on 09/11/2022 is higher than normal due to unsettled weather with strong Westerly Force 6 winds. The weather increases tide table values by 0.24 m. The total forecast tide is 5.15 metres Chart Datum (2.41 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water might just reach front doorsteps. Gardens or land of shore side properties around the Harbour could also be affected. The tide very early on Thursday morning is predicted to be 30cm lower than Wednesday. Flood risk should reduce from Thursday, falling further by the weekend. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will remove this message by 19:00 09/11/2022.
Flood Alert issued on 8 Nov 2022 14:22
Chichester Harbour
Tuesday evening's tide at 23:00 on 08/11/2022 is higher than normal due to unsettled weather with strong South Westerly Force 7 winds. The weather increases tide table values by 0.24 m. The total forecast tide is 4.99 metres Chart Datum (2.25 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. A very small amount of water might reach Bosham High Street. Gardens or land of shore side properties around the Harbour could also be affected. Minor flood impacts could occur over Wednesday morning's tide, peaking at 11:30 09/11/2022. It is currently thought Wednesday morning's tide will be a few centimetres lower than Tuesday morning's tide was. Less flood risk is expected from Thursday. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 09:00 on 09/11/2022.
Flood Alert issued on 8 Nov 2022 09:27
Chichester Harbour
Tuesday morning's tide at 10:45 on 08/11/2022 is higher than normal due to unsettled weather with strong South Westerly Force 7 winds. The weather increases tide table values by 0.26 m. The total forecast tide is 5.24 metres Chart Datum (2.50 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Tuesday night's tide is forecast to be 20cm lower at 5.04 metres Chart Datum. Wednesday morning's tide is forecast to be 10cm lower at 5.14 metres Chart Datum. Similar minor flood impacts could occur each high tide until Thursday. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 19:00 on 08/11/2022.
Flood Alert issued on 21 Feb 2022 17:39
Chichester Harbour
Tuesday's early morning tide at 03:00 on 22/02/2022 is higher than normal due to unsettled weather with light South Westerly Force 4 winds. The weather increases tide table values by 0.24 m. The total forecast tide is 4.84 metres Chart Datum (2.10 mAOD) at Chichester Harbour. Large waves since Storm Eunice have moved shingle from the beaches between Bracklesham and Medmerry. For 1 hour either side of high water, water could flow over the beach near Medmerry Park Holiday village and through the ditch network towards Bracklesham Caravan and Boat Club. Only minimal flood impacts are expected around the rest of Chichester Harbour. Tuesday's midday tide at 14:45 on 22/02/2022 is forecast to be 0.5m lower with slightly larger wave heights. The flood risk will be significantly lower. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We continue to monitor the forecast. We will update this message by 11:00 on 22/02/2022
Flood Alert issued on 21 Feb 2022 09:52
Chichester Harbour
Monday afternoon's tide at 14:00 on 21/02/2022 is higher than normal due to Storm Franklin which brings strong North Westerly Force 7 winds. The weather increases tide table values by 0.35 m. The total forecast tide is 4.92 metres Chart Datum (2.18 mAOD) at Chichester Harbour, very similar to Monday’s early morning tide. Large waves since Storm Eunice have moved shingle from the beaches between Bracklesham and Medmerry. For 1 hour either side of high water, water could flow over the beach near Medmerry Park Holiday village and through the ditch network towards Bracklesham Caravan and Boat Club. Only minimal flood impacts are expected around the rest of Chichester Harbour. Tuesday’s early morning tide is forecast to be very similar again, but with slightly smaller waves. Tuesday’s afternoon tide and risk of flooding will be significantly lower. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may be deep and contain hazards. We will update this message by 20:00 on 21/02/2022
Flood Alert issued on 20 Feb 2022 16:59
Chichester Harbour
Monday's early morning tide at 02:15 on 21/02/2022 is higher than normal due to Storm Franklin which brings strong Westerly Force 7 winds. The weather increases tide table values by 0.24 m. The total forecast tide is 4.96 metres Chart Datum (2.22 mAOD) at Chichester Harbour. That is 20cm bigger than midday Sunday, and with larger waves. Large waves since Storm Eunice have moved some shingle from the beaches between Bracklesham and Medmerry. For 1 hour either side of high water, water could flow over the beach near Medmerry Park Holiday village and through the ditch network towards Bracklesham Caravan and Boat Club. Shore Road, Bosham will flood, but only minimal flood impacts are expected around the rest of Chichester Harbour. Conditions and flood impacts are forecast to be very similar during Monday afternoon's tide, before improving Tuesday 22/02/2022. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may be deep and contain hazards. We will update this message by 10:30 on 21/02/2022
Flood Alert issued on 20 Feb 2022 09:33
Chichester Harbour
Sunday afternoon's tide at 13:30 on 20/02/2022 is higher than normal due to unsettled weather with Gale Force 8 South Westerly winds. The weather increases tide table values by 0.1 m. The total forecast tide is 4.78 metres Chart Datum (2.04 mAOD) at Chichester Harbour. Large waves since Storm Eunice have moved some shingle from the beaches between Bracklesham and Medmerry. For 1 hour either side of high water, water could flow over the beach near Medmerry Park Holiday village and through the ditch network towards Bracklesham Caravan and Boat Club. Shore Road, Bosham will flood, but only minimal flood impacts are expected around the rest of Chichester Harbour. Monday morning’s tide at 02:00 21/02/2022 is forecast to be 30cm higher, and with larger waves. Minor flood impacts will continue Monday. Conditions should improve Tuesday 22/02/2022. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 20:00 on 20/02/2022
Flood Alert issued on 18 Feb 2022 17:18
Chichester Harbour
Saturday afternoon's tide at 13:15 on 19/02/2022 is forecast to be higher than normal and similar to Friday afternoon 18/02/2022. Gale Force 8 South Westerly winds increase tide table values by 0.56 m. The total forecast tide is 5.28 metres Chart Datum (2.54 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Friday evening’s tide will be 50cm lower than Friday afternoon. Strong winds and large waves will continue over the weekend, albeit not as extreme. After Saturday, the next highest tide is forecast to be 20cm lower, on Monday afternoon. However, spray and minor flood impacts will continue this weekend. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 20:00 on 19/02/2022
Flood Alert issued on 18 Feb 2022 08:08
Chichester Harbour
Friday afternoon's tide at 12:00 on 18/02/2022 is higher than normal due to Storm Eunice, which brings Severe Gale Force 9 Westerly winds. The weather increases tide table values by 0.71 m. The total forecast tide is 5.39 metres Chart Datum (2.65 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to, or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected, particularly by spray in the strong winds. Friday evening’s tide will be 50cm lower. However, strong winds and large waves will continue over the weekend, albeit not as extreme. Saturday’s midday tide could see a return of minor flood impacts, when tide levels could be similar to midday Friday. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 20:00 on 18/02/2022
Flood Alert issued on 17 Feb 2022 16:49
Chichester Harbour
Friday afternoon's tide at 12:00 on 18/02/2022 is higher than normal due to Storm Eunice which brings Severe Gale Force 9 Westerly winds. The weather increases tide table values by 0.68 m. The total forecast tide is 5.28 metres Chart Datum (2.54 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected, particularly by spray in the strong winds. Friday evening’s tide will be 50cm lower. However, strong winds and large waves will continue over the weekend, albeit not as extreme. Saturday’s midday tide could see a return of minor flood impacts, when tide levels could be similar to midday Friday. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 18/02/2022
Flood Alert issued on 4 Jan 2022 08:13
Chichester Harbour
Tuesday afternoon's tide at 12:00 on 04/01/2022 is higher than normal due to unsettled weather with strong Northerly Force 5 winds. The weather increases tide table values by 0.36 m. The total forecast tide is 5.31 metres Chart Datum (2.57 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Around Chichester harbour, some gardens or land at shore side properties could also be affected. After this tide‚ peak water levels are forecast to fall by at least 15cm and only minimal impacts are expected. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will remove this message by 16:00 on 04/01/2022
Flood Alert issued on 7 Dec 2021 14:34
Chichester Harbour
Wednesday's early morning tide at 01:30 on 08/12/2021 is forecast to be 30cm lower than Tuesday, but with much bigger waves and strong South Westerly Force 6 winds due to Storm Barra. The weather increases tide table values by 0.24 m. The total forecast tide is 5.06 metres Chart Datum (2.32 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water could be near to or flood front door steps. Around Chichester harbour, some gardens or land at shore side properties could also be affected. Strong winds will continue until Thursday. However, wave heights, tide levels and flood impacts and risk should reduce from Wednesday afternoon. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 11:00 on 08/12/2021
Flood Alert issued on 6 Dec 2021 17:00
Chichester Harbour
Tuesday afternoon's tide at 13:30 on 07/12/2021 is higher than normal due to Storm Barra, which brings Gale Force 8 South Easterly winds. The weather increases tide table values by 0.46 m. The total forecast tide is 5.35 metres Chart Datum (2.61 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street water will be near to, or flood, front door steps. Around the harbour, some gardens or land at shore side properties could also be affected. The early Wednesday morning tide at 01:30 08/12/2021, is predicted to be 10 cm lower, but will be accompanied by very large waves. We expect flood impacts could be similar. Strong winds and large waves will continue until Thursday. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 16:00 on 07/12/2021.
Flood Alert issued on 6 Nov 2021 16:22
Chichester Harbour
Sunday afternoon's tide at 12:45 on 07/11/2021 is higher than normal due to unsettled weather with strong North Westerly Force 5 winds. The weather increases tide table values by 0.19 m. The total forecast tide is 5.25 metres Chart Datum (2.51 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide might flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. After this tide‚ no further impacts are expected. Monday's tides are forecast to be at least 30cm lower and accompanied with lighter winds and smaller waves. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 15:00 on 07/11/2021.
Flood Alert issued on 20 Oct 2021 16:30
Chichester Harbour
Thursday afternoon's tide at 12:45 on 21/10/2021 is higher than normal due to unsettled weather with light North Westerly Force 4 winds. The weather increases tide table values by 0.32 m. The total forecast tide is 5.26 metres Chart Datum (2.52 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. After this tide‚ only minimal further impacts are expected for the rest of the week. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on Thursday 21/10/2021.
Flood Alert issued on 20 Oct 2021 14:51
Chichester Harbour
Thursday morning's tide at 11:45 on 21/10/2021 is higher than normal due to unsettled weather with light North Westerly Force 4 winds. The weather increases tide table values by 0.32 m. The total forecast tide is 5.26 metres Chart Datum (2.52 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. After this tide‚ only minimal further impacts are expected for the rest of the week. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on Thursday 21/10/2021.
Flood Alert issued on 2 Feb 2021 11:49
Chichester Harbour
Tide heights will decrease by 10 cm each high water for the next two days. Strong South Westerly Force 5 to 6 winds will continue throughout Tuesday (02/02/2021), before easing on Wednesday (03/02/2021). Wave heights are still large and will increase Tuesday evening, before decreasing on Thursday (04/02/2021). Shingle will still be moved and wave spray will affect sea front areas, particularly over the high tide periods (which are 14:30 on 02/02/2021, 03:00 and 15:15 on 03/02/2021). Small amounts of water may still potentially affect nearby fields, roads and beach top properties. However, the waves are not expected to run up the beach quite as much as they did on Monday. Please take care if visiting the sea front between Tuesday and Thursday. Large waves are very powerful and can contain hidden dangers such as flying debris. We will update this message by 12:00 on 03/02/2021.
Flood Alert issued on 1 Feb 2021 18:58
Chichester Harbour
High energy waves experienced Monday could persist into Tuesday and over the next high tide. Tuesday's early morning tide at 02:30 on 02/02/2021 is higher than normal due to unsettled weather with strong South Westerly Force 5 winds. The weather increases tide table values by 0.18 m. The total forecast tide is 4.97 metres Chart Datum (2.23 mAOD) at Chichester Harbour. For 2 hours either side of high water, the high energy waves could run up beaches at East Wittering and Bracklesham and affect coastal car parks and, the gardens of properties which back directly onto the sea front at East Bracklesham Drive and Marineside. Communities within Chichester Harbour like Bosham are not expected to be affected. Tide levels should be a little lower Tuesday afternoon, with smaller waves and less impacts too. We continue to monitor the forecast. Moving shingle beaches can be dangerous. Please take care if near the seafront this evening. We will update this message by 14:00 on 02/02/2021
Flood Alert issued on 15 Dec 2020 15:42
Chichester Harbour
Wednesday afternoon's tide at 12:15 on 16/12/2020 is higher than normal due to unsettled weather, with strong Southerly Force 6 winds. The weather increases tide table values by 0.19 m. The total forecast tide is 5.14 metres Chart Datum (2.40 mAOD) at Chichester Harbour. This should be approximately 10cm lower than Tuesday morning's tide (15/12/2020). For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to, or flood, front door steps. Gardens or land of shore side properties around the Harbour could also be affected. The wind will remain strong, but tide levels are forecast to be at least 30cm lower over the next few days, as tides fall to neaps. Flood impacts will reduce. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will remove this message by 17:00 on 16/12/2020.
Flood Alert issued on 14 Dec 2020 17:38
Chichester Harbour
Tuesday morning's tide at 11:15 on 15/12/2020 is higher than normal due to unsettled weather with strong Southerly Force 5 winds. The weather increases tide table values by 0.3 m. The total forecast tide is 5.42 metres Chart Datum (2.68 mAOD) at Chichester Harbour. For 1 hour either side of high water, flooding will affect a small number of properties in Bosham High Street. Water will be high up slipways in West Itchenor. Gardens or land of shore side properties around Chichester Harbour will also be affected. Wednesday morning's tide at 12:15 on 16/12/2020 will be similar to Tuesday morning's, with similar impacts expected. Tuesday night's tide should be 20cm lower. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 17:00 on 15/12/2020.
Flood Alert issued on 15 Nov 2020 11:53
Chichester Harbour
Sunday evening's tide at 23:15 on 15/11/2020 is higher than normal due to unsettled weather with strong Force 6 Westerly winds. The weather increases tide table values by 0.19 m. The total forecast tide is 5.27 metres Chart Datum (2.53 mAOD) at Chichester Harbour, which should be 10cm lower than previously this weekend. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water may flood front doorsteps. Gardens or land of shore side properties around the harbour could also be affected. After this tide‚ flood impacts should reduce, but strong winds and large waves will remain until Wednesday (18/11/2020). We will continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will remove this message by 14:00 on 16/11/2020.
Flood Alert issued on 14 Nov 2020 14:07
Chichester Harbour
Unsettled weather with large waves and Southerly Force 7 winds continue to affect the area. Sunday morning's tide at 10:45 on 15/11/2020 will be higher than normal. The weather increases tide table values by 0.17 m and the total forecast tide will be 5.40 metres Chart Datum (2.66 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water may flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Sunday morning's tide will be similar to that seen Saturday morning, with Saturday evening's tide (22:30 14/11/2020) about 20cm lower. Larger waves are forecast for Sunday evening with minor impacts until Monday. We'll monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 13:00 on 15/11/2020.
Flood Alert issued on 13 Nov 2020 17:59
Chichester Harbour
Saturday morning's tide at 10:15 on 14/11/2020 is higher than normal due to unsettled weather with Southerly Force 6 winds. The weather increases tide table values by 0.24 m. The total forecast tide is 5.40 metres Chart Datum (2.66 mAOD) at Chichester Harbour. For 1 hour either side of high water, flooding will affect a small number of properties in Bosham High Street. Water will be high up slipways in West Itchenor. Gardens or land of shoreside properties around Chichester Harbour will also be affected. High tide at 22:30 on 14/11/2020 will cause no impact. At 10:45 on Sunday 15/11/2020, the tide will be similar to Saturday morning. We’ll issue further advice. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 15:00 on 14/11/2020.
Flood Alert issued on 20 Aug 2020 18:41
Chichester Harbour
Friday lunchtime’s tide at 13:56 on 21/08/20 is higher than normal due to unsettled weather with strong Force 6 winds. The weather increases tide table values by 0.23m giving a forecast tide of 5.17 metres Chart Datum (2.43 mAOD) at Chichester. For 1 hour either side of high water, the tide will flood Shore Road, Bosham. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected.After this tide no further impacts are expected. We will continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. This message will be removed by 16:30 on 21/08/2020.
Flood Alert issued on 12 Mar 2020 17:08
Chichester Harbour
Friday’s tides at 01:45 and 14:00 13/3/2020 will be at least 20cm lower than experienced on Wednesday and Thursday. With wave heights increasing from Thursday night however, minor flood impacts may remain similar to recent days. The strong Force 7 Westerly winds will increase tide table values by 0.1m. The total forecast tide is 5.13 metres Chart Datum (2.39 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to, or will flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. From Saturday 14/3/2020, we should see smaller wave heights, lower tides and only minimal risk of flooding. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will remove this message by 19:00 on 13/03/2020.
Flood Alert issued on 12 Mar 2020 07:51
Chichester Harbour
Thursday afternoon's tide at 13:15 on 12/03/2020 is higher than normal due to unsettled weather with strong Westerly Force 6 winds. The weather increases tide table values by 0.25 m. The total forecast tide is 5.35 metres Chart Datum (2.61 mAOD) at Chichester Harbour, which is very similar to that seen Wednesday lunchtime 11/3/2020. For 1 hour either side of high water, flooding will affect a small number of properties in Bosham High Street. Water will be high up slipways in West Itchenor. Gardens or land of shore side properties around Chichester Harbour will also be affected. Tides Friday 13/3/2020 should be 20cm lower (but with large offshore waves Thursday night), with flood risk becoming very low from Saturday. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 12/03/2020.
Flood Alert issued on 11 Mar 2020 13:48
Chichester Harbour
Thursday's early morning tide at 01:00 on 12/03/2020 is forecast to be 15cm lower than Wednesday lunchtime 11/3/2020. The tide is higher than normal due to unsettled weather with strong Westerly Force 7 winds. The weather increases tide table values by 0.03 m. The total forecast tide is 5.24 metres Chart Datum (2.50 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. The tide 13:00 Thursday 12/3/2020 will be higher, with similar impacts to 12:15 11/3/2020. Flood impacts should reduce from the weekend. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 09:30 on 12/03/2020.
Flood Alert issued on 11 Mar 2020 08:19
Chichester Harbour
Wednesday afternoon's tide at 12:30 on 11/03/2020 could be 5cm higher than Tuesday night. The tide is higher than normal, due to unsettled weather with strong South Westerly Force 5 winds. The weather increases tide table values by 0.26 m. The total forecast tide is 5.39 metres Chart Datum (2.65 mAOD) at Chichester Harbour. For 1 hour either side of high water, flooding will affect a small number of properties in Bosham High Street. Water will be high up slipways in West Itchenor. Gardens or land of shore side properties around Chichester Harbour will also be affected. The tide at 13:00 Thursday 12/3/2020 is forecast to be of similar height. Tonight's tide should be marginally lower. Flood risk will reduce from Friday. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 14:30 on 11/03/2020.
Flood Alert issued on 10 Mar 2020 12:29
Chichester Harbour
Wednesday's early morning tide at 00:15 on 11/03/2020 is higher than normal due to unsettled weather with strong South Westerly Force 6 winds. The weather increases tide table values by 0.13 m. The total forecast tide is 5.31 metres Chart Datum (2.57 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Wednesday's tide at 12:30 11/3/2020 is predicted to be 5cm higher, but with similar impacts which are expected to continue each tide until Friday 13/3/2020. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 09:30 on 11/03/2020.
Flood Alert issued on 12 Feb 2020 15:39
Chichester Harbour
Thursday's early morning tide at 02:15 on 13/02/2020 is higher than normal due to unsettled weather with strong Southerly Force 7 winds. The weather increases tide table values by 0.22 m. The total forecast tide is 5.25 metres Chart Datum (2.51 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Winds will strengthen and wave heights increase Thursday afternoon, but tide levels are predicted to be 10 cm lower and flood risk should continue to reduce over the next few days, despite Storm Dennis. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will remove this message by 13:00 on 13/02/2020
Flood Alert issued on 12 Feb 2020 08:15
Chichester Harbour
Wednesday afternoon's tide at 13:30 on 12/02/2020 is higher than normal due to unsettled weather with strong South Westerly Force 5 winds. The weather increases tide table values by 0.14 m. The total forecast tide is 5.13 metres Chart Datum (2.39 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Waves will be large Thursday afternoon. Further stormy conditions are possible at the weekend. Minor flood impacts could continue until Friday. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 18:00 on 12/02/2020
Flood Alert issued on 11 Feb 2020 13:54
Chichester Harbour
Wednesday's early morning tide at 01:30 on 12/02/2020 is higher than normal due to unsettled weather with strong Westerly Force 7 winds. The weather increases tide table values by 0.12 m. The total forecast tide is 5.18 metres Chart Datum (2.44 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. The tide, wave conditions and flood impacts are similar until Thursday. We'll issue further advice. We continue to monitor the forecast If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 10:00 on 12/02/2020.
Flood Alert issued on 10 Feb 2020 16:51
Chichester Harbour
Tuesday afternoon's tide at 12:45 on 11/02/2020 is forecast to be 20cm lower than recent days. However the tide will still be higher than normal due to unsettled weather with strong Westerly Force 7 winds. The weather increases tide table values by 0.25 m. The total forecast tide is 5.25 metres Chart Datum (2.51 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. Tuesday and Wednesday evening's tides will be a little higher again and further minor flooding is expected over those high waters. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 17:00 on 11/02/2020
Flood Alert issued on 10 Feb 2020 15:09
Chichester Harbour
Tuesday's early morning tide at 00:45 on 11/02/2020 is higher than normal due to high tides and Force 8 winds. The weather increases tide table values by 0.33 m. The total forecast tide is 5.34 metres Chart Datum (2.60 mAOD) at Chichester Harbour. For 1 hour either side of high water, the tide will flood Shore Road. At Bosham High Street, water will be near to or flood front door steps. Gardens or land of shore side properties around the Harbour could also be affected. There are high tides and large waves forecast until Thursday 13/02/2020. Thursday's early morning tide could be similar to recent days. Tuesday's tide at 12:45 will be lower but could still cause minor impacts. We continue to monitor the forecast. If you have them, please install flood boards 1 hour before high tide. Avoid walking through flood water as it may contain hidden hazards and be deep in places. We will update this message by 17:00 on 10/02/2020 with information of the high tide at 12:45 on 11/02/2020
Flood Alert issued on 8 Feb 2020 16:43
Chichester Harbour
Monday afternoon's tide at 12:00 on 10/02/2020 is higher than normal due to Storm Ciara which brings strong Force 7 winds. The weather increases tide table values by 0.54 m. The total forecast tide is 5.50 metres Chart Datum (2.76 mAOD) at Chichester Harbour. For 2 hours either side of high water, property flooding is expected in Bosham High Street. A Flood Warning is in force in this location. Water will be high up slipways in West Itchenor, and some shore side properties in Chichester Harbour will flood. Strong winds and large waves are expected from 08:00 on Sunday 9/2/2020. There is a risk of flooding from spray. High tides, large waves and the risk of flooding will remain until Thursday 13/2/2020. We continue to monitor the forecast. If you have them, install flood boards 1 hour before high tide. Avoid walking in flood water as it may be deep and contain hidden hazards. We will update this message by 19:00 on 10/02/2020 ahead of the next tide at 00:45 on 11/02/2020.