Flood Alert Issued for Wallop Brook in Hampshire Following Heavy Rain Forecast

Alert Details

The Environment Agency has issued a Flood Alert for the Wallop Brook area. This alert, categorized as severity level 3, indicates that flooding is possible and residents should remain vigilant as river levels remain higher than normal despite slowly falling.

Affected Areas

The alert specifically covers “The Wallops” within the Solent and South Downs region of Hampshire. Specific locations at risk include low-lying land and Horsebridge Road in Broughton. Additionally, water levels are expected to be close to properties at Duck’s Lane, Church Street, and The Square in Nether Wallop, where garden flooding may occur.

What You Should Do

Residents in the affected areas are advised to consider activating any flood protection products they may have. The Environment Agency is currently monitoring rainfall and river levels and is working to ensure the river remains free of reported blockages.

Expected Conditions

Up to 18mm of rain is forecast for Sunday, February 22. While river levels are currently falling, they remain sensitive to further rainfall due to rising groundwater. Following Sunday’s weather, minimal rainfall of up to 1mm per day is expected from Monday, February 23, through Wednesday, February 25.

Timeline

The flood alert is currently active, with the primary threat of flooding identified for Sunday, February 22, 2026. The Environment Agency expects to provide an updated message by 18:00 on Monday, February 23, 2026.