Tidal areas of Shoreham Harbour including Brighton Road, houseboats, Shoreham Harbour and areas north of the A27.
See below for historical flood warnings, or use the live map to check the latest warnings across the UK.
The orange highlighted area on the map below outlines the area covered by this Flood Alert.
Number of historic Flood Alerts that have previously been recorded for this area.
English Channel
High tides on Tuesday may lead to flooding. Flooding is possible for 1 hour either side of Tuesday afternoon's tide at 13:30 on 29/09/2026. The weather increases tide table values by 0.49 m. Total forecast tide is 6.90 metres Chart Datum (3.63 mAOD) at Shoreham. Light South Easterly Force 4 wind. The tide will come close to the top of walls and slipways in Shoreham Town. Minor impact flooding will affect Sussex Yacht Club. Riverbank houseboats will be raised higher than normal, making access to them temporarily more difficult. Wednesday's tide at 01:45 30/09/2026 is forecast to be 5 cm lower (3.58 mAOD). No further flood impacts are expected. We are closely monitoring the situation. Consider activating any flood protection products you may have. This message will be updated by 06:00 PM on 29/09/2026
English Channel
High tides on Monday may lead to flooding. Flooding is possible for 1 hour either side of Monday afternoon's tide at 13:00 on 28/09/2026.. The weather increases tide table values by 0.5 m. Total forecast tide is 6.90 metres Chart Datum (3.63 mAOD) at Shoreham. Light North Easterly Force 3 wind. The tide will come close to the top of walls and slipways in Shoreham Town. Minor impact flooding will affect Sussex Yacht Club. Riverbank houseboats will be raised higher than normal, making access to them temporarily more difficult. Tuesday's tide at 01:15 29/09/2026 is forecast to be 16 cm lower (3.47 mAOD). Flood impacts should reduce‚ but could return on Tuesday afternoon's tide at 13:30 29/09/2026. We are closely monitoring the situation . Avoid beaches and coastal promenades, which may be flooded . This message will be updated by 6:00PM on 28 September 2026 or as the situation changes.
English Channel
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 0.18 m. The total forecast tide is 6.81 metres Chart Datum (3.54 mAOD) at Shoreham. Approximately 40cm lower than Monday evening. Only minimal flood impacts are expected Wednesday's early morning tide, but minor flood impacts are possible Wednesday's afternoon tide at 13:15 10/04/2024. When the tide is forecast to be a little higher (3.60 mAOD). For 1 hour either side of high water Wednesday afternoon, the tide will come close to the top of walls and slipways in Shoreham Town. Minor impact flooding will affect Sussex Yacht Club. Riverbank houseboats will be raised higher than normal, making access to them temporarily more difficult. Tide levels are forecast to be 20cm lower on Thursday. Flood risk should reduce from 11/04/2024. We continue to monitor the forecast. If you have it, please install flood protection 1 hour before high tide. We will update this message by 18:00 on 10/04/2024.
English Channel
Tuesday's early morning tide at 00:15 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 0.67 m. The total forecast tide is 7.21 metres Chart Datum (3.94 mAOD) at Shoreham. For 2 hours either side of high water, flooding will affect Sussex Yacht Club, Riverside Business Centre and Surry Hard. Tidal water may flow to the A259 Brighton Road. Water will be high up slipways, and will affect the houseboats in the Harbour. Minor flood impacts could still be possible Tuesday afternoon. However, Tuesday's tide at 12:15 on 09/04/2024 is forecast to be 50cm lower (3.45 mAOD), so flood risk should be lower. We continue to monitor the forecasts. To help to protect property, we are closing our tidal defence gates at Oyster Quay and Lower Beach Road (Waterside Inn). If you have it, please install flood protection 2 hours before high tide. Including private flood gates at Emerald Quay. We will update this message by 18:00 on 09/04/2024.
English Channel
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.