Thorney Island to West Itchenor

Coastal areas between Thorney Island and West Itchenor, including Prinsted, Nutbourne, Chidham, Bosham, Bosham Hoe, Dell Quay, Salterns and Ellanore Lane

Flood alert area Chichester Harbour West Sussex Solent and South Downs

Map

Nearby Monitoring Stations

Bosham Moreton Road

Bosham Stream • Bosham • 2.6 km

West Brook • Emsworth • 4.5 km

Crested · normal — Rose 0.07 m since 12:30 — peaked 1.97 at 14:45, now 1.97 and holding

River Ems • Westbourne • 5.0 km

River Lavant • Havant • 7.3 km

River Lavant • Havant • 7.3 km

Hermitage Stream • Havant • 8.0 km

River Lavant • Chichester • 8.8 km

Falling · normal — Down from 12.76 at 14:45, now 12.65

12.65 m

50min ago

Graylingwell

River Lavant • Graylingwell • 9.5 km

Steady · below normal

-0.04 m

35min ago

Medmerry

Tide • Selsey • 10.5 km

tidal gauge

1.54 m

50min ago

Flood Event History (50)

26 Oct 2026 at 1:07pm 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...

25 Oct 2026 at 11:35am Flood Alert

High tides on Sunday may lead to flooding. Flooding is possible for 1 hour either side of Sunday evening's tide at 22:30 on 25/10/2026. The weather increases tide table values by 0.48 m. Total forecast tide is 5.24 metres Chart Datum (2.50 mAOD) at Chichester Harbour. The tide will flood Shore Ro...

2 Feb 2026 at 2:02pm Flood Alert

8 Jan 2026 at 3:18pm Flood Alert

6 Dec 2025 at 12:42pm Flood Alert

4 Nov 2025 at 2:59pm Flood Alert

9 Sep 2025 at 5:25pm Flood Alert

30 Mar 2025 at 3:03pm Flood Alert

18 Dec 2024 at 3:04pm Flood Alert

19 Oct 2024 at 4:22pm Flood Alert

18 Oct 2024 at 4:50pm Flood Alert

16 Oct 2024 at 12:30pm Flood Alert

11 Apr 2024 at 4:37pm Flood Alert

10 Apr 2024 at 4:56pm Flood Alert

9 Apr 2024 at 2:01pm Flood Alert

8 Apr 2024 at 1:04pm Flood Alert

7 Apr 2024 at 1:42pm Flood Alert

28 Mar 2024 at 9:09am Flood Alert

12 Mar 2024 at 4:30pm Flood Alert

10 Mar 2024 at 12:04pm Flood Alert

13 Feb 2024 at 6:16pm Flood Alert

12 Feb 2024 at 2:22pm Flood Alert

11 Feb 2024 at 3:38pm Flood Alert

10 Feb 2024 at 2:16pm Flood Alert

9 Feb 2024 at 5:41pm Flood Alert

8 Feb 2024 at 4:54pm Flood Alert

27 Oct 2023 at 11:26pm Flood Alert

1 Sep 2023 at 12:44am Flood Alert

4 Aug 2023 at 5:12pm Flood Alert

1 Aug 2023 at 2:14pm Flood Alert

22 Mar 2023 at 12:17pm Flood Alert

9 Mar 2023 at 12:59pm Flood Alert

8 Nov 2022 at 9:26am Flood Alert

21 Feb 2022 at 9:52am Flood Alert

20 Feb 2022 at 4:59pm Flood Alert

20 Feb 2022 at 9:33am Flood Alert

18 Feb 2022 at 5:17pm Flood Alert

17 Feb 2022 at 4:49pm Flood Alert

4 Jan 2022 at 8:12am Flood Alert

6 Dec 2021 at 4:59pm Flood Alert

6 Nov 2021 at 4:19pm Flood Alert

20 Oct 2021 at 2:51pm Flood Alert

1 Feb 2021 at 6:58pm Flood Alert

14 Dec 2020 at 5:38pm Flood Alert

15 Nov 2020 at 11:53am Flood Alert

14 Nov 2020 at 2:06pm Flood Alert

13 Nov 2020 at 5:58pm Flood Alert

20 Aug 2020 at 6:40pm Flood Alert

12 Mar 2020 at 7:49am Flood Alert

11 Mar 2020 at 1:48pm Flood Alert

Related Flood Areas

Official sources for this area

This area on the Environment Agency’s flood service →
Floodline quick dial: 216027 — call 0345 988 1188 and give that code for a recorded update on this area.
Area code: 065WAC401

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.

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Thorney Island to West Itchenor

Map

Nearby Monitoring Stations

Flood Event History (50)

Related Flood Areas

Official sources for this area

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