Flood Alert Issued for Chertsey Bourne Affecting Surrey, Bracknell Forest, and Windsor and Maidenhead
This alert is no longer in effect.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 ground and roads through February 18.
Read this weather record in 30 seconds
- Record type
- Flood Alert
- Affected area
- Surrey, Bracknell Forest, and Windsor and Maidenhead
- 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, Bracknell Forest, and Windsor and Maidenhead.
Alert Details
The Environment Agency has issued a Flood Alert (Severity Level 3) for the Chertsey Bourne. This alert indicates that flooding is possible and follows the removal of a more severe Flood Warning for areas closest to the river. High river levels are currently being monitored across the Thames area.
Affected Areas
The geographic scope of this alert includes the following regions and counties:
- Surrey
- Bracknell Forest
- Windsor and Maidenhead
Specific concern is noted for the Free Prae Road area, where flooding of low-lying ground and roads is expected. The alert covers the Chertsey Bourne and The Moat.
What You Should Do
Residents in the affected areas are advised to take the following precautions:
- Avoid low-lying roads near rivers, as these are most susceptible to flooding.
- Stay away from flood water, which can contain hidden dangers and hazards.
- Monitor local authorities and emergency services for updates as the situation evolves.
Expected Conditions
River levels are currently high and are expected to remain responsive to further precipitation. While the forecast for today, February 17, is dry, additional rainfall is expected tomorrow, February 18, 2026. These conditions are likely to keep river levels elevated for the next several days.
Timeline
The alert was officially raised at 10:03 AM on February 17, 2026. The Environment Agency is closely monitoring the situation and liaising with local authorities. This message is scheduled to be updated by 8:00 PM on February 18, 2026, or sooner if conditions change significantly.
Original source: Environment Agency Official Notice ↗
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Common questions about this Environment Agency flood warning.