Purbeck Rivers and Streams Flood alert 5:51pm, Wednesday 18th February

Flooding possible. Be prepared.

Flood alert

High river levels this evening may lead to flooding.
Flooding is possible on 18 February 2026 .
Flooding is forecast to affect locations near the Corfe Stream, Swan Brook the Corfe Castle and Swanage areas. Further flooding is possible this evening as river levels rise due to rainfall.
We are closely monitoring the situation .
Take care and avoid walking, cycling or driving through flood water .
This message will be updated by 4:00PM on 19 February 2026 or as the situation changes.

Information supplied by the Environment Agency

This information last updated 5:51pm, Wednesday 18th February.

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Most recent flood warnings and alerts for Purbeck Rivers and Streams

Warning no longer in force
Thu 19 Feb 2026, 11:04am
Flood alert
Wed 18 Feb 2026, 5:51pm
Warning no longer in force
Tue 27 Jan 2026, 3:08pm
Flood alert
Mon 26 Jan 2026, 12:27pm
Warning no longer in force
Fri 16 Jan 2026, 9:36am
Flood alert
Thu 15 Jan 2026, 1:42pm
Warning no longer in force
Fri 19 Dec 2025, 10:41am
Flood alert
Thu 18 Dec 2025, 12:05pm
Warning no longer in force
Tue 9 Dec 2025, 10:38am
Flood alert
Mon 8 Dec 2025, 2:39pm

Flood Warning Area Details

The Corfe Castle and Swanage areas

Region: Wessex

Country: England

Counties covered: Dorset Council

Watercourses covered: Swan Brook, Corfe Stream

Area covered by this alert location

The area bounded in blue on the map shows the area covered by flood alerts and warnings for Purbeck Rivers and Streams.

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).