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Dorset coast at Poole Harbour

Poole Harbour and tidal stretches of the Lower Frome and River Piddle

Flood alert area English Channel Bournemouth, Christchurch and Poole, Dorset Council Wessex

Flood Alert Active Warning

Raised: 25 Oct 2026 at 12:25pm • Updated: 25 Oct 2026 at 12:25pm
High tides tomorrow may lead to flooding. 
Flooding is possible from 06:51am to 10:51am and 07:11pm to 11:11pm on 26/10/2026 
Areas most at risk include Poole Harbour and tidal stretches of the Lower Frome and River Piddle. The detailed tidal forecast for those who use it is for a peak level at Poole RNLI. The first forecast high water of 1.39mAODN is at 08:51am with southerly force 6 winds. The second forecast high water is at 09:11pm with a level of 1.54mAODN with south westerly force 6 winds. Further flooding is possible on Tuesday 26th October morning's high tide with forecast high water at 09:30am with a level of 1.33mAODN with westerly force 6 winds. (mAODN is height above average sea level.) 
We are closely monitoring the situation . 
Avoid coastal roads, footpaths and carparks, which may be flooded.  
This message will be updated by 2:00PM on Monday 26 October or as the situation changes.

Map

Nearby Monitoring Stations

Wareham in this area
Dorset Coast • Wareham • 4.2 km
tidal gauge
0.74 m
33min ago
BAGGS MILL on the boundary
• 5.2 km
Easing — Easing — down from 1.29 at 01:15, now 1.22
1.22 m
3h ago
Poole Harbour on the boundary
Dorset Coast • Poole • 5.5 km
tidal gauge
0.74 m
33min ago
Swanage Prospect Farm Swan Brook
Swan Brook • Swanage • 9.7 km
Steady · normal
0.39 m
48min ago
East Stoke
River Frome • East Stoke • 9.8 km
Easing · normal — Easing — down from 0.91 at 03:00, now 0.85
0.85 m
33min ago
Swanage King Georges Field St Marys Church
Swan Brook • Swanage • 10.5 km
Steady · below normal
-0.02 m
48min ago
STURMINSTER MARSHALL MAGGS BRIDGE
• 12.7 km
Steady
0.00 m
33min ago
Sturminster Marshall Maggs Bridge
River Winterbourne • Sturminster Marshall • 12.7 km
Steady · normal
0.02 m
33min ago
Bournemouth
Tide • Bournemouth • 12.8 km
tidal gauge
0.94 m
48min ago
WIMBORNE A31
• 12.9 km
tidal gauge
3.89 m
33min ago

Flood Event History (50)

25 Oct 2026 at 12:25pm Flood Alert
High tides tomorrow may lead to flooding.  Flooding is possible from 06:51am to 10:51am and 07:11pm to 11:11pm on 26/10/2026  Areas most at risk include Poole Harbour and tidal stretches of the Lower Frome and River Piddle. The detailed tidal forecast for those who use it is for a peak level at Pool...
2 Feb 2026 at 3:30pm Flood Alert
26 Jan 2026 at 12:30pm Flood Alert
22 Jan 2026 at 3:28pm Flood Alert
20 Jan 2026 at 4:26pm Flood Alert
8 Jan 2026 at 3:13pm Flood Alert
8 Dec 2025 at 4:57pm Flood Alert
5 Dec 2025 at 2:47pm Flood Alert
6 Nov 2025 at 4:04pm Flood Alert
5 Nov 2025 at 2:25pm Flood Alert
4 Nov 2025 at 2:47pm Flood Alert
10 Sep 2025 at 4:09pm Flood Alert
9 Sep 2025 at 11:09am Flood Alert
30 Jan 2025 at 4:40pm Flood Alert
26 Jan 2025 at 6:29pm Flood Alert
5 Jan 2025 at 6:22pm Flood Alert
19 Oct 2024 at 4:15pm Flood Alert
18 Oct 2024 at 2:56pm Flood Alert
16 Oct 2024 at 1:00pm Flood Alert
9 Apr 2024 at 4:10pm Flood Alert
8 Apr 2024 at 6:10pm Flood Alert
7 Apr 2024 at 5:30pm Flood Alert
6 Apr 2024 at 5:20pm Flood Alert
27 Mar 2024 at 4:53pm Flood Alert
26 Mar 2024 at 6:20pm Flood Alert
14 Mar 2024 at 3:42pm Flood Alert
8 Mar 2024 at 4:06pm Flood Alert
13 Feb 2024 at 9:10am Flood Alert
12 Feb 2024 at 9:01am Flood Alert
10 Feb 2024 at 5:15pm Flood Alert
9 Feb 2024 at 3:54pm Flood Alert
8 Feb 2024 at 4:00pm Flood Alert
12 Nov 2023 at 1:15pm Flood Alert
9 Nov 2023 at 3:42pm Flood Alert
4 Nov 2023 at 1:57pm Flood Alert
26 Oct 2023 at 5:27pm Flood Alert
29 Sep 2023 at 9:39am Flood Alert
28 Sep 2023 at 9:55am Flood Alert
31 Aug 2023 at 7:13am Flood Alert
2 Aug 2023 at 3:10pm Flood Alert
1 Aug 2023 at 2:55pm Flood Alert
21 Mar 2023 at 7:00pm Flood Alert
9 Mar 2023 at 5:14pm Flood Alert
6 Jan 2023 at 5:52pm Flood Alert
22 Dec 2022 at 5:36pm Flood Alert
21 Dec 2022 at 4:28pm Flood Alert
24 Nov 2022 at 3:17pm Flood Alert
23 Nov 2022 at 11:53am Flood Alert
22 Nov 2022 at 2:21pm Flood Alert
21 Nov 2022 at 8:30am Flood Alert

Related Flood Areas

Christchurch Harbour
English Channel • Bournemouth, Christchurch and Poole • Flood Alert
Climping Seafront
English Channel • West Sussex • Flood Alert
Coastal areas of Pevensey seafront
English Channel • East Sussex • Flood Alert
Coastal areas of Seaford seafront
English Channel • East Sussex • Flood Alert
Selsey Bill to Elmer
English Channel • West Sussex • Flood Alert
West Bay Harbour
English Channel • Dorset Council • Flood Alert
Bexhill seafront
English Channel • East Sussex
Bognor
English Channel • West Sussex
Brighton Marina
English Channel • Brighton and Hove
Bulverhythe Seafront
English Channel • East Sussex
Climping
English Channel • West Sussex
Coast from Folkestone to St Mary's Bay
English Channel • Kent

Official sources for this area

This area on the Environment Agency’s flood service →
Floodline quick dial: 210037 — call 0345 988 1188 and give that code for a recorded update on this area.
Area code: 111WATPOOH

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.