Flood Alert Issued for Chertsey Bourne: Surrey and Berkshire Residents Advised to Prepare

Source: Environment Agency · Surrey and Berkshire

This alert is no longer in effect.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 Chertsey Bourne area, warning of high river levels and potential flooding of low-lying land and roads through March 13.

Read this weather record in 30 seconds

Record type
Flood Alert
Affected area
Surrey and Berkshire
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 Surrey and Berkshire.

Alert Details

The Environment Agency has issued a flood alert for the Chertsey Bourne area. This alert was officially raised at 5:24 PM on March 12, 2026, due to persistently high river levels on the Chertsey Bourne and The Moat.

Affected Areas

The geographic scope of this alert includes the following regions and counties:

  • Surrey: Specifically areas of Chertsey in close proximity to the River Bourne.
  • Bracknell Forest
  • Windsor and Maidenhead

What You Should Do

Residents in the warning area are advised to take the following precautions:

  • Avoid using low-lying footpaths near watercourses.
  • Stay away from bridges located near local rivers or streams.
  • Monitor current river levels online through official Environment Agency updates.

Expected Conditions

River levels remain high on the Chertsey Bourne. Flooding of low-lying land and roads is expected to continue today, March 12, 2026. Local forecasts indicate that showers are expected both today and tomorrow, which will likely contribute to sustained high water levels.

Timeline

The alert is currently in effect. The Environment Agency expects river levels to remain high over the next few days. This message is scheduled to be updated by 8:00 PM on March 13, 2026, or sooner if the situation changes.

Original source: Environment Agency Official Notice ↗

All Flood Warnings →

Frequently Asked Questions

Common questions about this Environment Agency flood warning.

What is this Environment Agency flood warning about?
The Environment Agency has issued a flood alert for the Chertsey Bourne area, warning of high river levels and potential flooding of low-lying land and roads through March 13.
Which agency issued this alert?
This alert was issued by Environment Agency. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "medium" severity. Stay informed and follow agency guidance.
What area is affected?
This alert affects Surrey and Berkshire. Check with Environment Agency for the most current geographic scope.
Where can I find more Flood Warnings updates?
Browse the full Flood Warnings feed on Areazine at areazine.com/uk/floods/ for the latest updates from Environment Agency and other agencies.