A Flood Alert was issued for East coast of Dorset in Bournemouth, Christchurch and Poole, Dorset Council between 23rd and 27th October 2026. Affected watercourses included the English Channel.
During this event, FloodRadar monitoring gauges recorded notable rises. The Dorset Coast at Poole Harbour rose 2.23m, peaking at 1.31m, while the Swan Brook at Swanage Prospect Farm Swan Brook climbed 0.43m.
Environment Agency advice issued
There is no longer a threat of flooding. The previous tide of concern has now passed, the weather is more settled and no flooding is expected. We will continue to monitor the situation and will issue further alerts or warnings if necessary. Continue to take care on waterside roads and footpaths and don't put yourself in unnecessary danger.
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Poole Harbour | Dorset Coast | +2.23m | 1.31m |
| Swanage Prospect Farm Swan Brook | Swan Brook | +0.43m | 0.81m |
| East Stoke | River Frome | +0.36m | 1.02m |
| Swanage King Georges Field St Marys Church | Swan Brook | +0.10m | 0.07m |