River Lambourn and its tributaries from Upper Lambourn down to Newbury

Flooding possible. Be prepared.

Flood alert

High river levels may lead to flooding in some places.

River levels are high on the lower sections of the River Lambourn and on the Winterbourne stream. Flooding of low lying land and roads is expected to continue today, 25 March 2026, especially in the Shaw area. The forecast is for light rain showers today. River levels are stable but they could respond to rainfall.

We are monitoring rainfall and river levels. Avoid low lying footpaths and roads near rivers, which may be flooded. Go to River Levels Online for updates on current river levels.

This message will be updated by 10:00 on 26 March 2026, or as the situation changes.

Information supplied by the Environment Agency

This information last updated 10:28am, Wednesday 25th March.

Flood Warning Area Details

River Lambourn from Lambourn to the Shaw area in Newbury including Eastbury, East Garston, Welford, Easton, Boxford, Woodspeen, Bagnor, Donnington, Great Shefford on the Great Shefford Stream and Winterbourne on the Winterbourne Stream

Region: Thames

Country: England

Counties covered: West Berkshire

Watercourses covered: River Lambourn, Great Shefford Stream, Winterbourne Stream

Area covered by this alert location

The area bounded in blue on the map shows the area covered by flood alerts and warnings for River Lambourn and its tributaries from Upper Lambourn down to Newbury.

Note: the area shown on the map is the area covered by flood alerts and warnings. It is not a live map of current flooding. The area covered broadly equates to the area where the risk of flooding in any year is greater than 1% (the "hundred year" flood risk).