West Bay Harbour Flood alert 4:46pm, Monday 8th December 2025

Flooding possible. Be prepared.

Flood alert

High tides, strong winds and large waves tomorrow morning may lead to flooding.
Flooding is possible from 7:00AM to 11:00AM on 09 December 2025.
Areas most at risk include West Bay Harbour and the tidal stretch of the River Brit. The detailed tidal forecast for those who use it is for a peak level at West Bay of 2.39 mAODN at 9:00AM, which is 0.49m above tide tables, with Southerly force 7 winds. (mAODN is height above average sea level.)
We are closely monitoring the situation .
Avoid coastal roads, footpaths and carparks, which may be flooded Consider activating any flood protection products you may have.
This message will be updated by 5:00PM on 09 December 2025 or as the situation changes.

Information supplied by the Environment Agency

This information last updated 4:46pm, Monday 8th December 2025.

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Flood Warning Area Details

West Bay Harbour and the tidal stretch of the River Brit

Region: Wessex

Country: England

Counties covered: Dorset Council

Watercourses covered: English Channel

Area covered by this alert location

The area bounded in blue on the map shows the area covered by flood alerts and warnings for West Bay Harbour.

Note: the area shown on the map is the area covered by flood alerts and warnings. It is not a live map of current flooding. The area covered broadly equates to the area where the risk of flooding in any year is greater than 1% (the "hundred year" flood risk).