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Langstone to Emsworth Harbour

Coastal area from Langstone to Emsworth Harbour

Flood alert area Langstone Harbour, Emsworth Harbour Hampshire, West Sussex Solent and South Downs

Map

Nearby Monitoring Stations

Emsworth in this area
West Brook • Emsworth • 1.4 km
Crested · normal — Rose 0.07 m since 12:30 — peaked 1.97 at 14:45, now 1.97 and holding
1.97 m
35min ago
West Street
River Lavant • Havant • 2.3 km
Steady · normal
7.07 m
35min ago
Crosslands Drive
River Lavant • Havant • 2.5 km
Steady · normal
0.13 m
35min ago
WESTBOURNE GS
• 2.9 km
Steady
0.01 m
50min ago
Westbourne
River Ems • Westbourne • 2.9 km
Steady · normal
0.05 m
50min ago
Havant
Hermitage Stream • Havant • 3.0 km
Steady · normal
5.08 m
35min ago
Bosham Moreton Road
Bosham Stream • Bosham • 7.0 km
Steady · normal
0.21 m
1h ago
Denmead
River Wallington • Denmead • 9.1 km
Steady · normal
33.28 m
35min ago
Portsmouth
Tide • Gosport • 12.0 km
tidal gauge
1.31 m
35min ago
Chichester Tozer Way
River Lavant • Chichester • 13.2 km
Falling · normal — Down from 12.76 at 14:45, now 12.65
12.65 m
50min ago

Flood Event History (50)

28 Oct 2026 at 3:41pm 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 4:37pm Flood Alert
High tides on Wednesday may lead to flooding. Flooding is possible for 1 hour either side of Wednesday afternoon's tide at 12:21 on 28/10/2026. The weather increases tide table values by 0.22 m. Total forecast tide is 5.23 metres Chart Datum (2.50 mAOD) at Portsmouth. Light Westerly Force 3 wind. Le...
26 Oct 2026 at 6:53pm Flood Alert
High tides on Wednesday may lead to flooding. Flooding is possible for 1 hour either side of Wednesday afternoon's tide at 12:21 on 28/10/2026. 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 i...
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. Levels w...
25 Oct 2026 at 2:58pm Flood Alert
High tides on Sunday may lead to flooding.  Flooding is possible for 1 hour either side of Sunday evening's tide at 22:39 on 25/10/2026.  The weather increases tide table values by 0.47 m. Total forecast tide is 5.24 metres Chart Datum (2.51 mAOD) at Portsmouth. Light Westerly Force 4 wind. Levels w...
5 Feb 2026 at 4:59pm Flood Alert
3 Feb 2026 at 7:03am Flood Alert
8 Jan 2026 at 3:09pm Flood Alert
5 Dec 2025 at 2:55pm Flood Alert
6 Nov 2025 at 3:12pm Flood Alert
5 Nov 2025 at 6:08pm Flood Alert
5 Nov 2025 at 1:37pm Flood Alert
4 Nov 2025 at 12:13pm Flood Alert
9 Sep 2025 at 9:59pm Flood Alert
30 Mar 2025 at 3:03pm Flood Alert
5 Jan 2025 at 4:17pm Flood Alert
31 Dec 2024 at 6:02pm Flood Alert
18 Dec 2024 at 3:53pm Flood Alert
18 Nov 2024 at 4:02pm Flood Alert
17 Nov 2024 at 3:59pm Flood Alert
20 Oct 2024 at 9:07am Flood Alert
17 Oct 2024 at 9:38am Flood Alert
9 Apr 2024 at 3:48pm Flood Alert
9 Apr 2024 at 8:43am Flood Alert
8 Apr 2024 at 8:26am Flood Alert
7 Apr 2024 at 1:00pm Flood Alert
27 Mar 2024 at 8:47pm Flood Alert
11 Feb 2024 at 6:38pm Flood Alert
11 Feb 2024 at 3:33pm Flood Alert
10 Feb 2024 at 7:37pm Flood Alert
10 Feb 2024 at 2:10pm Flood Alert
9 Feb 2024 at 5:32pm Flood Alert
9 Feb 2024 at 1:42pm Flood Alert
8 Feb 2024 at 4:25pm Flood Alert
14 Jan 2024 at 4:30pm Flood Alert
13 Nov 2023 at 5:20pm Flood Alert
26 Oct 2023 at 10:27pm Flood Alert
1 Aug 2023 at 4:01pm Flood Alert
23 Mar 2023 at 5:14pm Flood Alert
22 Mar 2023 at 12:08pm Flood Alert
9 Mar 2023 at 2:37pm Flood Alert
8 Mar 2023 at 2:16pm Flood Alert
24 Nov 2022 at 1:52pm Flood Alert
23 Nov 2022 at 6:06pm Flood Alert
22 Nov 2022 at 4:34pm Flood Alert
7 Nov 2022 at 2:29pm Flood Alert
6 Nov 2022 at 6:38pm Flood Alert
25 Oct 2022 at 7:23pm Flood Alert
18 Feb 2022 at 2:58pm Flood Alert
3 Jan 2022 at 5:00pm Flood Alert

Related Flood Areas

Durford Mill to Midhurst, including Iping on the Western River Rother
West Sussex River Rother • Hampshire, West Sussex
Groundwater flooding in Finchdean, Dean Lane End and Rowlands Castle
Groundwater • Hampshire, West Sussex
Langstone and Emsworth
Langstone Harbour, Emsworth Harbour • Hampshire, West Sussex
Lower River Ems
River Ems • Hampshire, West Sussex
Stanbridge Stream at South Petersfield
Stanbridge Stream • Hampshire, West Sussex
Stanbridge Stream Petersfield
Stanbridge Stream • Hampshire, West Sussex
Westbourne, Lumley and Emsworth on the River Ems
River Ems • Hampshire, West Sussex
Western Rother
Western Rother • Hampshire, West Sussex

Official sources for this area

This area on the Environment Agency’s flood service →
Floodline quick dial: 216026 — call 0345 988 1188 and give that code for a recorded update on this area.
Area code: 065WAC162

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.