Flood Alert Issued for River Adur West Branch in West Sussex
This alert is no longer in effect.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 Adur West Branch, with minor flooding expected to affect rural roads and fields between Coolham and Henfield.
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- Record type
- Flood Alert
- Affected area
- West Sussex, England
- 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 West Sussex, England.
Alert Details
The Environment Agency has issued a flood alert (Severity Level 3) for the River Adur West Branch. This alert indicates that flooding is possible and residents should remain vigilant as persistent rain affects the region.
Affected Areas
The alert specifically covers the Solent and South Downs area within West Sussex. The primary geographic focus is the West Branch of the River Adur, with impacts expected on fields and rural roads located between Coolham and Henfield.
What You Should Do
Residents are advised to avoid using roads that are prone to flooding. Specifically, motorists should avoid Slaughter Bridge and Coolham Road. Residents should monitor local water levels and stay updated on weather forecasts, as unsettled weather is expected to continue throughout the month of February.
Expected Conditions
Persistent rain is forecast to continue until 17:00 on February 15, 2026. While only a small rise in the river level is currently expected, minor flood impacts are anticipated for rural roads and agricultural land. River levels are projected to peak and begin falling by the early hours of Monday morning. Although isolated showers on Monday and Tuesday may allow levels to return toward normal, widespread rain forecast for Wednesday could cause flood risks to return.
Timeline
- Alert Issued: 13:09 on February 15, 2026
- Rain Duration: Persistent rainfall expected until 17:00 on February 15, 2026
- Peak River Levels: Expected by 02:00 on February 16, 2026
- Next Update: The Environment Agency will provide an updated message by 20:00 on February 16, 2026
Original source: Environment Agency Official Notice ↗
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