Flood Alert Info - Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth
Area Description
Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage.
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:
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Historical Flood Alerts for this Area
Flood Alert issued on 19 Oct 2024 12:15
Severn Estuary
High tides on Sunday morning may lead to flooding.
The forecast high water is 9:45 AM on 20/10/2024 with a level of 7.85 mAOD and a Force 6 Southerly wind. Times are local and refer to the high water time at Avonmouth, however conditions may apply one to two hours either side of the high tide.
Areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage.
No property flooding is expected.
We are closely monitoring the situation and checking flood defences.
Be careful along beaches, promenades, coastal footpaths and roads as large waves and sea spray could be dangerous.
Don't put yourself or others at risk.
This message will be updated by 2:00 PM on 20/10/2024, or as the situation changes.
Flood Alert issued on 18 Oct 2024 11:41
Severn Estuary
High tides this evening may lead to flooding.
The forecast high water is 20:45 BST on 18/10/2024 with a level of 8.04 mAOD and a Force 5 Southerly wind. Times are local and refer to the high water time at Avonmouth, however conditions may apply one to two hours either side of the high tide.
Areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage.
No property flooding is expected.
This is the highest Spring tide. Further high tides are expected throughout the weekend but these are not expected to meet the flood alert criteria.
We are closely monitoring the situation and checking flood defences.
Start acting on your flood plan if you have one.
Be careful along beaches, promenades, coastal footpaths and roads as large waves and sea spray could be dangerous.
This message will be updated by 2:00 PM on 19/10/2024, or as the situation changes.
Flood Alert issued on 22 Aug 2024 13:47
Severn Estuary
High tides this evening may lead to flooding.
The detailed tidal forecast for those who use it is for a peak level at Avonmouth of 7.89 mAODN at 10:15 PM on 22/08/2024, with southerly force 5 winds.
Areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage.
No property flooding is expected..
We are closely monitoring the situation and checking flood defences.
Start acting on your flood plan if you have one.
Be careful along beaches, promenades, coastal footpaths and roads as large waves and sea spray could be dangerous.
This message will be updated by 2:00 PM on 23/08/2024, or as the situation changes.
Flood Alert issued on 21 Aug 2024 15:55
Severn Estuary
High tides tomorrow morning may lead to flooding.
The detailed tidal forecast for those who use it is for a peak level at Avonmouth of 7.67 mAODN at 10:00 AM on 22/08/2024, with south-westerly force 7 winds.
Please note: The high tide on the evening of 21st August does not meet flood alert criteria.
Areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage.
No property flooding is expected.
After the high tide tomorrow morning‚ the weather is more settled, and no flooding is expected.
We are closely monitoring the situation and checking flood defences.
Start acting on your flood plan if you have one.
Be careful along beaches, promenades, coastal footpaths and roads as large waves and sea spray could be dangerous.
This message will be updated by 2:00 PM on 22/08/2024, or as the situation changes.
Flood Alert issued on 9 Apr 2024 12:14
Severn Estuary
As a result of high spring tides and strong winds, tides will be high tomorrow morning at 9:15 AM on 10/04/2024 at a level of 7.93mAOD. This evenings tide does not meet flood alert thresholds.
This Flood Alert has been issued because some minor flooding to coastal roads and footpaths is likely tomorrow morning and areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage.
The detailed tidal information for those who use it is for a peak level at Avonmouth of 7.93mAOD which is 0.16m above tide tables, with southerly force 5 winds. (mAODN is height above average sea level - for more info refer to local tide tables.)
Our incident response staff are closing flood gates and checking defences.
Please be careful along beaches, promenades, coastal footpaths and roads as large waves and sea spray could be dangerous.
After this tide‚ the weather is more settled and no further impacts are expected.
This message will be updated by 2:00 PM on 10/04/2024, or as the situation changes.
Flood Alert issued on 8 Apr 2024 20:49
Severn Estuary
As a result of high spring tides and strong winds, tides will be at their highest tomorrow morning at 8:30 AM on 09/04/2024 at a level of 8.26mAOD. This evenings tide does not meet flood alert thresholds.
This Flood Alert has been issued because some minor flooding to coastal roads and footpaths is likely tomorrow morning and areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage.
The detailed tidal information for those who use it is for a peak level at Avonmouth of 8.26mAOD which is 0..57m above tide tables, with westerly force 7 winds. (mAODN is height above average sea level - for more info refer to local tide tables.)
Our incident response staff are closing flood gates and checking defences.
Please be careful along beaches, promenades, coastal footpaths and roads as large waves and sea spray could be dangerous.
After this tide‚ the weather is more settled and no further impacts are expected.
This message will be updated by 2:00 PM on 09/04/2024, or as the situation changes.
Flood Alert issued on 8 Apr 2024 18:33
Severn Estuary
As a result of high spring tides and strong winds, tides will be at their highest tomorrow morning at 8:30 AM on 09/04/2024 at a level of 8.09mAOD. This evenings tide does not meet flood alert thresholds.
This Flood Alert has been issued because some minor flooding to coastal roads and footpaths is likely tomorrow morning and areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage.
The detailed tidal information for those who use it is for a peak level at Avonmouth of 8.09mAOD which is 0.4m above tide tables, with westerly force 7 winds. (mAODN is height above average sea level - for more info refer to local tide tables.)
Our incident response staff are closing flood gates and checking defences.
Please be careful along beaches, promenades, coastal footpaths and roads as large waves and sea spray could be dangerous.
After this tide‚ the weather is more settled and no further impacts are expected.
This message will be updated by 2:00 PM on 09/04/2024, or as the situation changes.
Flood Alert issued on 12 Mar 2024 11:23
Severn Estuary
Tides are expected to be higher than usual due to the forecast weather conditions during coming tides.
Areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage.
The detailed tidal information for those who use it is for a peak level at Avonmouth. The first forecast high water is at 9:00 PM on 12/03/2024 with a level of 7.98 mAODN with south-westerly force 6 winds. The second forecast high water is at 9:15 AM on 13/03/2024 with a level of 8.13 mAODN with south-westerly force 6 winds. (mAODN is height above average sea level - for more info refer to local tide tables).
We will continue to monitor levels closely. Please be careful along beaches, promenades, coastal footpaths.
People in the areas should consider taking action now. We urge all people to take care and not drive through flood water.
This message will be updated by 12:00 noon on 13/03/2024, or as the situation changes.
Flood Alert issued on 11 Mar 2024 16:56
Severn Estuary
Tuesday morning's tide at 8:30 AM is higher than normal due to unsettled weather.
Areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. Flooding of low lying land and roads is expected between 7:45 AM and 9:15 AM on 12/03/2024. The tide at 9:00 PM on 12/03/2024 is also currently forecast to be a flood alert, we will send an update once this current tide has passed.
The detailed tidal information for those who use it is for a peak level at Avonmouth of 8.31 mAODN at 8:30 AM on 12/03/2024, which is 0.30 m above tide tables, with south-westerly force 6 winds. (mAODN is height above average sea level - for more info refer to local tide tables.)
We will continue to monitor levels closely. Please be careful along beaches, promenades, coastal footpaths and roads.
This message will be updated by 12:00 noon on 12/03/2024, or as the situation changes.
Flood Alert issued on 12 Feb 2024 10:18
Severn Estuary
This flood alert remains in place due to the forecast high spring tide tomorrow morning. High water tomorrow morning 13/02/2024 is at 9:45 AM with a level of 7.95 mAOD and a Force 4 Southerly wind. Times are local and refer to the high water time at Avonmouth, however conditions may apply one hour either side of the high tide. mAOD is height above average sea level, for more detail refer to local tide tables. Areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. No property flooding is expected but flooding to roads and farmland is possible. We are closely monitoring levels and our staff are closing flood gates and checking defences. Please be careful along low lying footpaths and roads. This flood alert is likely to be removed during tomorrow 13/02/2024 as tides are forecast to fall from tomorrow evening.
Flood Alert issued on 11 Feb 2024 09:48
Severn Estuary
High spring tides are forecast over the coming days. Forecast high water tomorrow morning 12/02/2024 is at 9:00 AM with a level of 8.09 mAOD and a Force 4 Westerly wind. High water tomorrow evening is at 9:15 PM with a level of 7.85 mAOD and a Force 5 South westerly wind. Times are local and refer to the high water time at Avonmouth, however conditions may apply one hour either side of the high tides. mAOD is height above average sea level for more detail refer to local tide tables.
Areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. No property flooding is expected but flooding to roads and farmland is possible. We are closely monitoring levels and our staff will be on site closing flood gates and checking defences over the next few days. Please be careful along low lying footpaths and roads. This message will be updated by 10:00 AM tomorrow 12/02/2024.
Flood Alert issued on 29 Oct 2023 09:14
Severn Estuary
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 30 Sep 2023 09:14
Severn Estuary
A flood alert has been issued as a result of high spring tides this evening 30/09/2023.
Tides are forecast to peak at 21:00 on 30/09/23 with a level of 7.89 mAOD and a Force 4 southerly wind. Times are local and refer to the high water time at Avonmouth, however conditions may apply one hour either side of the high tide. mAOD is height above average sea level, for more detail refer to local tide tables. There is a possibility of flooding for the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. Flooding to roads and farmland is possible but properties are not expected to flood. We have closed flood gates at Pill and Shirehampton and are monitoring the situation.
Tomorrow morning’s tide is not forecast to reach flood alert thresholds. This message will be updated by 10:00 on Sunday 01/10/23.
Flood Alert issued on 1 Sep 2023 08:00
Severn Estuary
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 22 Mar 2023 08:45
Severn Estuary
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 21 Feb 2023 18:42
Severn Estuary
This Flood Alert has been issued due to the high tide forecast at 08:45 AM on 22/02/2023. Areas most at risk include the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. After this tide‚ the tide level is reducing and no further impacts are expected. Our incident response staff are closing flood gates and checking defences. We will continue to monitor levels closely. Plan driving routes to coastal roads, which may be flooded. Please be careful along beaches, promenades, coastal footpaths and roads as large waves and sea spray could be dangerous. We will remove this message by 12:00 noon on 22/02/2023.
Flood Alert issued on 17 Feb 2022 12:19
Severn Estuary
Storm Eunice is expected to bring severe gale force winds across the Bristol Channel early on Friday, coinciding with low spring tides. We are expecting this to cause very large and powerful waves along the coast.
Forecast high water is 08:15 on 18/02/22 with a level of 7.43 mAOD and a Force 9 South Westerly wind. All times are local and refer to the high water time at Avonmouth, mAOD is height above average sea level for more detail refer to local tide tables. Flooding to roads and farmland is possible at these times, however conditions may apply two to four hours either side of the high tide.
We expect flooding to affect the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage.
We are closely monitoring the situation. Our incident response staff are closing flood gates and liaising with emergency services.
Please be careful along beaches, promenades and coastal footpaths and roads and stay aware in case further warnings are issued.
We will update this message as the situation changes and new information is available.
Flood Alert issued on 7 Dec 2021 13:27
Severn Estuary
A large tidal surge is expected with possible overtopping and onshore flooding as a result of high water levels. The time and date of the forecast high water is 21:30 on 07/12/2021. The forecast tide level is 7.40 m AOD. The forecast wind strength and direction is Force 9 in a westerly direction. There is a possibility of flooding for the Severn estuary at the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. Conditions may apply one/two hours either side of the high tide.
Be careful along beaches, promenades and coastal footpaths and roads.
Please note all tide times are in local time and are using the 24 hour clock and refer to the high water time at Avonmouth.
Flood Alert issued on 14 Nov 2020 13:48
Severn Estuary
High tides and a tidal surge due to strong winds are forecast to overtop sea defences on the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. The forecast high water is 18:15 on 14/11/2020 and the forecast tide level is 8.08 m AOD. The forecast wind is Force 5 South Westerley. Tide times are in local time and refer to the high water time at Avonmouth. Flooding to roads and farmland is possible at these times, however conditions may apply two to four hours either side of the high tide. We believe there is a possibility of flooding for the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. Please be careful along beaches, promenades and coastal footpaths and roads Field staff are carrying out tide watches at coastal locations. Please stay aware in case further warnings are issued. This message will be updated on Sunday 15/11/2020.
Flood Alert issued on 22 Aug 2020 16:34
Severn Estuary
Strong winds and high tides may cause sea spray and overtopping of sea defences for the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth. Forecast high water is 22:45 on 22/08/2020 with a level of 7.55 mAOD and a Force 7 West South Westerley wind. Tide times are local and refer to the high water time at Avonmouth. Conditions may apply one to two hours either side of the high tide. Flooding is possible for low lying land, roads and properties for the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. High tides are forecast to continue until after Saturday evening high tide on 22/08/2020. Incident response staff are closing flood gates along coastal locations and we are monitoring the situation. Please take care along beaches, promenades, coastal footpaths and roads as large waves and strong winds can be hazardous. Consider installing your property level protection. This message will be updated Saturday, 22/08/2020 .
Flood Alert issued on 9 Apr 2020 15:21
Severn Estuary
High water levels are forecast as a result of spring tides. The first forecast high water is 21:30 on 09/04/2020 and the forecast tide level is 8.08 m AOD. The forecast wind is Force 2 North Easterly. The second forecast high water is 09:45 on 10/04/2020 and the forecast tide level is 8.11 m AOD. The forecast wind is Force 3 North Easterly. All times are local and refer to the high water time at Avonmouth, mAOD is height above average sea level for more detail refer to local tide tables. Flooding to roads and farmland is possible at these times, however conditions may apply two hours either side of the high tide. We believe there is a possibility of flooding for the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. Our incident response staff are closing flood gates. This message will be updated on Friday, 10/04/20, or as the situation changes.
Flood Alert issued on 8 Apr 2020 16:13
Severn Estuary
High water levels are forecast as a result of spring tides. First forecast high water is 20:45 on 08/04/20 with a level of 7.84 mAOD and a Force 2 North Easterly wind. Second forecast high water is 09:00 on 09/04/20 with a level of 8.04 mAOD and a Force 3 East North Easterly wind. All times are local and refer to the high water time at Avonmouth, mAOD is height above average sea level for more detail refer to local tide tables. Flooding to roads and farmland is possible at these times, however conditions may apply two hours either side of the high tide. We believe there is a possibility of flooding for the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. Our incident response staff are closing flood gates. This message will be updated on Thursday, 09/04/20, or as the situation changes.
Flood Alert issued on 12 Mar 2020 12:14
Severn Estuary
Low pressure will cause sea levels to be higher than forecast in tide tables. Forecast high water is 21:30 on 12/03/20 with a level of 8.21 mAOD and a Force 7 West South Westerly wind. All times are local and refer to the high water time at Avonmouth gauge. The highest tidal peak was Wednesday night 11/03/2020 and now peaks are decreasing. Flooding to low lying roads and properties is possible. Consider installing property flood resilience equipment. Conditions may apply two hours either side of the high tide. There is a possibility of flooding for the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. We are closely monitoring the situation. Our incident response staff are closing flood gates. Take care along beaches, roads and coastal footpaths. This message will be updated Friday 13/03/2020
Flood Alert issued on 11 Mar 2020 12:48
Severn Estuary
Waves are forecast to overtop sea defences at Oldbury-on-Severn, Northwick and Avonmouth as a result of high tides. Low pressure will cause sea levels to be higher than forecast in tide tables. Forecast high water is 20:45 on 11/03/20 with a level of 8.56 mAOD and a Force 6 South Westerly wind. Second forecast high water is 9:00 on 12/03/20 with a level of 8.49 mAOD and a Force 6 West South Westerly wind. All times are local and refer to the high water time at Avonmouth gauge. Flooding to low lying roads and properties is possible. Consider installing property flood resilience equipment. Conditions may apply two hours either side of the high tide. There is a possibility of flooding for the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. We are closely monitoring the situation. Our incident response staff are closing flood gates. Take care along beaches, roads and coastal footpaths. This message will be updated Thursday 12/03/20
Flood Alert issued on 10 Mar 2020 14:43
Severn Estuary
Waves are forecast to overtop sea defences at Oldbury-on-Severn, Northwick and Avonmouth as a result of high tides. Low pressure will cause sea levels to be higher than forecast in tide tables. Forecast high water is 08:30 on 11/03/20 with a level of 8.21 mAOD and a Force 5 South Westerly wind. All times are local and refer to the high water time at Avonmouth gauge; mAOD is height above average sea level for more detail refer to local tide tables. Flooding to low lying roads, farmland and properties is possible. Conditions may apply two hours either side of the high tide. There is a possibility of flooding for the Severn Estuary at Oldbury-on-Severn, Northwick and Avonmouth including Aust and Old Passage. We are closely monitoring the situation. Our incident response staff are closing flood gates. Take care along beaches, promenades, roads and coastal footpaths. Consider installing property flood resilience equipment. This message will be updated Wednesday 11/03/20
Flood Alert issued on 12 Feb 2020 16:06
Severn Estuary
Strong onshore winds and a large tidal surge are forecast. The first high water is at 21:45 on Wednesday 12th February and the forecast tide level is 7.54 m AOD. The forecast wind is Force 3 in a South South easterly direction. The second high water is at 10:00 AM on Thursday 13th February and the forecast tide level is 8.01 m AOD. The forecast wind is force 5 in a Westerly South Westerly direction. Tide times and levels refer to high water at Avonmouth. Spray overtopping of sea defences is possible around this time, however conditions may apply two to three hours either side of the high water. There is a possibility of flooding for the coastline at Oldbury-on-Severn, Northwick and Avonmouth. Strong onshore winds may cause tide levels to rise further. Our incident response staff will closely monitor the situation along this coastline. This message will be updated on Thursday, or as the situation changes.
Flood Alert issued on 11 Feb 2020 15:49
Severn Estuary
Strong onshore winds and a large tidal surge are forecast. High water is at 21:15 on Tuesday 11th February and the forecast tide level is 8.00 m AOD. The forecast wind is Force 6 Westerly. Tide times and levels refer to high water at Avonmouth. Spray overtopping of sea defences is possible around this time, however conditions may apply two to three hours either side of the high water. There is a possibility of flooding for the coastline at Oldbury-on-Severn, Northwick and Avonmouth. Strong onshore winds may cause tide levels to rise further. Our incident response staff will closely monitor the situation along this coastline. This message will be updated on Wednesday, or as the situation changes.
Flood Alert issued on 10 Feb 2020 13:52
Severn Estuary
Strong onshore winds and a large tidal surge are forecast. The first high water is at 18:30 on Monday 10th February and the forecast tide level is 8.01 m AOD. The forecast wind is Force 6 Westerly. The second high water is at 08:45 on Tuesday 11th February and the forecast tide level is 8.24 m AOD. The forecast wind is force 6 Westerly. Tide times and levels refer to high water at Avonmouth. Spray overtopping of sea defences is possible around this time, however conditions may apply two to three hours either side of the high tide. There is a possibility of flooding for the coastline at Oldbury-on-Severn, Northwick and Avonmouth. Strong onshore winds may cause tide levels to rise further. Our incident response staff will closely monitor the situation along this coastline. This message will be updated on Tuesday, or as the situation changes.
Flood Alert issued on 9 Feb 2020 15:50
Severn Estuary
Storm Ciara will bring strong onshore winds and a large tidal surge. The first forecast high water is at 17:30 on Sunday 9th February and the forecast tide level is 7.48 m AOD. The forecast wind is Force 8 West South Westerly. Tide times and levels refer to high water at Avonmouth. Spray overtopping of sea defences is possible around this time, however conditions may apply two to three hours either side of the high tide. There is a possibility of flooding for the coastline at Oldbury-on-Severn, Northwick and Avonmouth. Flooding of properties is not forecast at this point. Strong onshore winds may cause tide levels to rise further. Our incident response staff will closely monitor the situation along this coastline. This message will be updated on Monday, or as the situation changes.
Flood Alert issued on 9 Feb 2020 15:38
Severn Estuary
Storm Ciara will bring strong onshore winds and a large tidal surge. The first forecast high water is at 20:15 on Sunday 9th February and the forecast tide level is 7.59 m AOD. The forecast wind is Force 7 Westerly. Tide times and levels refer to high water at Avonmouth. Spray overtopping of sea defences is possible around this time, however conditions may apply two to three hours either side of the high tide. There is a possibility of flooding for the coastline at Oldbury-on-Severn, Northwick and Avonmouth. Flooding of properties is not forecast at this point. Strong onshore winds may cause tide levels to rise further. Our incident response staff will closely monitor the situation along this coastline. This message will be updated on Monday, or as the situation changes.