A Flood Alert was issued for Coast from St Margaret's at Cliffe to Sandgate in Kent on 25th October 2026. Affected watercourses included the English Channel, North Sea.
During this event, FloodRadar monitoring gauges recorded notable rises. The River Stour at Sandwich Quay rose 2.76m, peaking at 3.05m, while the Pent Stream at Black Bull Road climbed 0.23m.
Environment Agency advice issued
High tides today may lead to flooding. Flooding is possible from 20:45 on 25/10/2026 to 00:45 on 26/10/2026. Locations most affected will be coastal roads and footpaths from St Margaret's at Cliffe to Sandgate, including Dover and Folkestone. High Tide is expected at 22:15 GMT at a height of 3.58m Above Ordnance Datum with Force 6 Westerly winds and wave heights of 2.3m. Following this tide there will be a further high tide on Monday 26/10/2026 morning at 10:30 GMT with a height of 3.73m Above Ordnance Datum and Force 7 South Westerly winds with 2.5m waves. We are closely monitoring the sit
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Sandwich Quay | River Stour | +2.76m | 3.05m |
| Black Bull Road | Pent Stream | +0.23m | 0.33m |
| North Elham | Groundwater Level | +0.12m | 52.99m |
| Alkham Valley | Groundwater Level | +0.10m | 33.97m |
| Crabble Mill | River Dour | +0.07m | 0.21m |