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Portsmouth

Coastal area around Portsmouth

Flood alert area The Solent, Portsmouth Harbour, Langstone Harbour Portsmouth Solent and South Downs

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Nearby Monitoring Stations

Flood Event History (50)

28 Oct 2026 at 3:38pm Flood Alert
There is no longer a threat of flooding, though standing water and debris may still remain. Coastal conditions are expected to improve and no flooding is expected. We will continue to monitor the situation and work with emergency services and local authorities. Stay away from floodwater - it con...
27 Oct 2026 at 3:42pm Flood Alert
On Wednesday, no flooding is expected but tides are higher than usual. On Wednesday afternoon, the weather increases tide table values by 0.22 m. The total forecast tide is 5.23 metres Chart Datum (2.50 mAOD) at Portsmouth. Light Westerly Force 3 wind. Thursday's tide at 00:45 on 29/10/2026 is forec...
26 Oct 2026 at 6:41pm Flood Alert
On Wednesday, no flooding is expected but tides are higher than usual. On Monday night and Tuesday, no flooding is expected. On Wednesday afternoon, the weather increases tide table values by 0.22 m. The total forecast tide is 5.23 metres Chart Datum (2.50 mAOD) at Portsmouth. Light Westerly Force 4...
25 Oct 2026 at 5:43pm Flood Alert
High tides on Monday may lead to flooding.  Flooding is possible for 1 hour either side of Monday morning's tide at 11:00 on 26/10/2026.  The weather increases tide table values by 0.44 m. Total forecast tide is 5.37 metres Chart Datum (2.64 mAOD) at Portsmouth. Strong Southerly Force 5 wind. In Old...
8 Jan 2026 at 12:52pm Flood Alert
6 Dec 2025 at 3:58pm Flood Alert
6 Nov 2025 at 3:10pm Flood Alert
5 Nov 2025 at 3:26pm Flood Alert
4 Nov 2025 at 5:39pm Flood Alert
5 Jan 2025 at 4:34pm Flood Alert
31 Dec 2024 at 6:00pm Flood Alert
20 Oct 2024 at 8:33am Flood Alert
9 Apr 2024 at 8:46am Flood Alert
8 Apr 2024 at 12:58pm Flood Alert
27 Mar 2024 at 8:37pm Flood Alert
11 Feb 2024 at 6:38pm Flood Alert
11 Feb 2024 at 3:34pm Flood Alert
10 Feb 2024 at 7:34pm Flood Alert
10 Feb 2024 at 2:12pm Flood Alert
9 Feb 2024 at 4:57pm Flood Alert
8 Feb 2024 at 4:08pm Flood Alert
27 Oct 2023 at 11:32pm Flood Alert
1 Aug 2023 at 4:01pm Flood Alert
22 Mar 2023 at 12:13pm Flood Alert
24 Nov 2022 at 6:38pm Flood Alert
23 Nov 2022 at 6:06pm Flood Alert
7 Nov 2022 at 2:37pm Flood Alert
18 Feb 2022 at 2:58pm Flood Alert
17 Feb 2022 at 3:04pm Flood Alert
7 Dec 2021 at 4:07pm Flood Alert
6 Dec 2021 at 2:36pm Flood Alert
15 Nov 2020 at 3:13pm Flood Alert
14 Nov 2020 at 2:33pm Flood Alert
13 Nov 2020 at 3:55pm Flood Alert
20 Aug 2020 at 5:48pm Flood Alert
11 Mar 2020 at 3:09pm Flood Alert
10 Mar 2020 at 2:21pm Flood Alert
12 Feb 2020 at 1:54pm Flood Alert
10 Feb 2020 at 4:02pm Flood Alert
9 Feb 2020 at 11:38am Flood Alert
14 Jan 2020 at 12:50pm Flood Alert
26 Nov 2019 at 4:23pm Flood Alert
25 Nov 2019 at 3:26pm Flood Alert
1 Nov 2019 at 4:51pm Flood Alert
30 Sep 2019 at 6:17pm Flood Alert
28 Sep 2019 at 5:18pm Flood Alert
28 Sep 2019 at 12:11pm Flood Alert
6 Nov 2018 at 4:49pm Flood Alert
3 Jan 2018 at 5:28pm Flood Alert
2 Jan 2018 at 8:17pm Flood Alert

Related Flood Areas

Official sources for this area

This area on the Environment Agency’s flood service →
Floodline quick dial: 216023 — call 0345 988 1188 and give that code for a recorded update on this area.
Area code: 065WAC158

Live warnings and area boundaries are the Environment Agency’s and the EA is the authority on them. Contains public sector information licensed under the Open Government Licence v3.0. This area in the EA’s own data.