Flood Alert Issued for River Thames Near Henley, Remenham, and Medmenham
This alert is no longer in effect.
Environment Agency issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this Environment Agency flood warning directly from Environment Agency's official public data feed. See our methodology for full source attribution and refresh cadence.
The Environment Agency has issued a flood alert for the River Thames and its tributaries, warning of high water levels and potential flooding through February 16.
Read this weather record in 30 seconds
- Record type
- Flood Alert
- Affected area
- Thames Valley (Buckinghamshire, Oxfordshire, Windsor and Maidenhead, Wokingham)
- Issued
- April 6, 2026
- Issuing authority
- Environment Agency
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Thames Valley (Buckinghamshire, Oxfordshire, Windsor and Maidenhead, Wokingham).
Alert Details
The Environment Agency has issued a Flood Alert for the River Thames and its tributaries. This alert was officially raised at 4:38 PM on February 15, 2026, following a rise in river levels that may lead to flooding in the region.
Affected Areas
The alert specifically covers the River Thames for Henley, Remenham, and Medmenham. The geographic scope includes the following counties and watercourses:
- Counties: Buckinghamshire, Oxfordshire, Windsor and Maidenhead, and Wokingham.
- Rivers and Streams: River Thames, Assendon Stream, and Hambledon Brook.
What You Should Do
Residents in the warning area are advised to take the following precautions:
- Avoid using low-lying footpaths and any bridges located near local watercourses.
- Do not attempt to walk, cycle, or drive through flood water.
- Stay informed as the situation develops and river levels are monitored.
Expected Conditions
Flooding of low-lying land and roads is expected to continue over the coming days, with the Henley area identified as particularly vulnerable. Further rainfall is forecast for the afternoon and evening of February 15, which may be heavy at times. The Environment Agency expects river levels to remain high and highly responsive to additional rainfall throughout the next few days.
Timeline
The alert is effective immediately as of February 15, 2026, with flooding possibilities extending into February 16, 2026. The Environment Agency will provide an update on this message by 8:00 PM on February 16, 2026, or sooner if the situation changes.
Original source: Environment Agency Official Notice ↗
Related Flood Warnings
All Flood Warnings →Frequently Asked Questions
Common questions about this Environment Agency flood warning.