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Flood Warning

Flood Warning: River Witham and South Delph from Lincoln to Washingborough - 1st March 2026

📍 Lincolnshire 🌊 River Witham, Sincil Dyke, Sandhill Beck, Washingborough Roadside South Catchwater 📅 1 March 2026

A Flood Warning was issued for River Witham and South Delph from Lincoln to Washingborough in Lincolnshire on 1st March 2026. Affected watercourses included the River Witham, Sincil Dyke, Sandhill Beck, Washingborough Roadside South Catchwater.

During this event, FloodRadar monitoring gauges recorded notable rises. The River Witham at Chapel Hill rose 1.87m, peaking at 2.70m, while the Sincil Dyke at Lincoln Monson Street climbed 1.78m.

Environment Agency advice issued

High river levels are expected to cause flooding today.  Flooding is expected on 01 March 2026 .  Limited rainfall is forecast over the next several days. River levels will remain high until water makes its way through the catchment following recent rainfall.  We are closely monitoring the situation .  Avoid low lying roads near rivers, which may be flooded .  This message will be updated by 5:00PM on 02 March 2026 or as the situation changes. 

Monitoring gauges during this event

StationRiverRisePeak
Chapel Hill River Witham +1.87m 2.70m
Lincoln Monson Street Sincil Dyke +1.78m 2.88m
Kirkstead Bridge River Witham +1.70m 2.63m
North Hykeham River Witham +1.20m 1.71m
Bracebridge River Witham +0.99m 1.53m
Bardney River Witham +0.86m 2.28m
Brayford Pool River Witham +0.73m 1.06m
Stamp End Sluice River Witham +0.65m 1.10m
Bargate Weir River Witham +0.58m 0.98m
Fiskerton Sluice River Witham +0.33m 0.55m

This report is automatically compiled from Environment Agency flood warning records and FloodRadar river-level monitoring data. Figures are observed gauge readings during the event period. This is a historical record, not a live warning — always check current flood warnings and gov.uk.