A Flood Warning was issued for The Essex coast at West Mersea, including The Strood and surrounding marshland in Essex on 25th October 2026. Affected watercourses included the River Colne, North Sea.
During this event, FloodRadar monitoring gauges recorded notable rises. The River Stour at Bures Bridge rose 0.26m, peaking at 0.32m, while the River Colne at Lexden climbed 0.16m.
Environment Agency advice issued
Higher than normal tides are expected to cause flooding overnight. Flooding is expected from 9:00pm Sunday 25th October to 1:00am Monday 26th October. Locations most affected will be marshland around Mersea Island, The Strood. Waterside properties in West Mersea, including those on Shears Crescent, Coast Road, Seaview holiday park and Waldegraves holiday park. The detailed forecast is for a peak level at Clacton of 3.30mAODN at 11:00pm, on Sunday 25th October, which is 0.75m above tide tables, Wind Force 6, Westerly Tides will remain high over the next couple of days. We are closely monitor
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Bures Bridge | River Stour | +0.26m | 0.32m |
| Lexden | River Colne | +0.16m | 0.41m |
| Appleford Bridge | River Blackwater | +0.14m | 0.60m |
| Langham | River Stour | +0.12m | 0.44m |
| Earls Colne | River Colne | +0.10m | 0.24m |
| Guithavon Valley | River Brain | +0.06m | 0.27m |