A Flood Alert was issued for Christchurch Harbour in Bournemouth, Christchurch and Poole on 30th September 2026. Affected watercourses included the English Channel.
During this event, FloodRadar monitoring gauges recorded notable rises. The River Stour at Iford Bridge rose 1.50m, peaking at 1.23m, while the Danes Stream at New Valley Road climbed 0.09m.
Environment Agency advice issued
There is no longer a threat of flooding, though standing water and debris may still remain. Tidal conditions are expected to improve and no flooding is expected. We will continue to monitor the situation and will issue further alerts or warnings if necessary. If you have been evacuated only return to your property once the emergency services have advised that it is safe to do so. Never drive through flood water, just 30cm of fast flowing water is enough to move your car.
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Iford Bridge | River Stour | +1.50m | 1.23m |
| New Valley Road | Danes Stream | +0.09m | 0.06m |
| Knapp Mill | River Avon | +0.05m | 0.35m |