Flood Alert Issued for River Thames from Shepperton to Molesey

Alert Details

The Environment Agency has issued a flood alert for the River Thames. This alert, classified as severity level 3, was officially raised at 4:45 PM on February 15, 2026, due to rising river levels.

Affected Areas

The alert covers the River Thames from Shepperton to Molesey. Affected regions include Surrey, Richmond upon Thames, and Greater London. Flooding of low-lying land and roads is specifically expected to continue in the Shepperton, Sunbury, and Molesey areas.

What You Should Do

Residents and commuters are advised to take the following precautions:

• Avoid walking, cycling, or driving through flood water.
• Avoid using low-lying footpaths and any bridges near local watercourses.
• Stay informed as the situation develops.

Expected Conditions

High river levels are currently present and may lead to flooding. Further rainfall is forecast for the afternoon and evening of February 15, which is expected to be heavy at times. The Environment Agency anticipates that river levels will remain high and responsive to additional rainfall over the next few days. The primary hazard is the flooding of roads and low-lying land.

Timeline

The alert is effective as of February 15, 2026, and is expected to remain in place into February 16, 2026. The Environment Agency will monitor the situation closely and intends to provide an update by 8:00 PM on February 16, 2026, or sooner if conditions change.