A Flood Warning was issued for Poole Harbour at West Quay and Lower Hamworthy Quay in Bournemouth, Christchurch and Poole on 26th October 2026. Affected watercourses included the Poole Harbour.
During this event, FloodRadar monitoring gauges recorded notable rises. The Dorset Coast at Poole Harbour rose 2.10m, peaking at 1.31m, while the Swan Brook at Swanage Prospect Farm Swan Brook climbed 0.22m.
Environment Agency advice issued
High tides are expected to cause flooding this evening. Flooding is expected from 07:11pm to 11:11pm on 26/10/2026. Further flooding is possible on the morning high tide on Tuesday 27th October from 07:30am to 11:30am. Areas most at risk include Lower Hamworthy and areas of Poole from Old Town, The Quay to Hunger Hill. The detailed tidal forecast for those who use it is for a peak level at Poole RNLI. The first forecast high water of 1.63mAODN is at 09:11pm 26/10/2026 with southerly force 6 winds. The second forecast high water is at 09:30am 27/10/2026 with a level of 1.42mAODN with westerly f
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Poole Harbour | Dorset Coast | +2.10m | 1.31m |
| Swanage Prospect Farm Swan Brook | Swan Brook | +0.22m | 0.61m |
| Wimborne | River Stour | +0.07m | 0.61m |