Flood Alert Issued for River Blackwater and Cadnam River in Hampshire and Wiltshire
This alert is no longer in effect.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 Blackwater and Cadnam River as high water levels continue to affect roads and fields across Hampshire and Wiltshire.
Read this weather record in 30 seconds
- Record type
- Flood Alert
- Affected area
- Hampshire and Wiltshire
- 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 Hampshire and Wiltshire.
Alert Details
The Environment Agency has issued a flood alert for the River Blackwater and Cadnam River area within the Solent and South Downs region. This alert (ID: 065WAF113) indicates that while water levels are currently high, they have begun to fall slowly.
Affected Areas
The alert covers geographic regions across Hampshire and Wiltshire. Specific locations currently affected by flooding on land, fields, and roads include:
- Cadnam
- West Wellow
- Landford
- Ower
- East Wellow (specifically high water levels around the mill building)
What You Should Do
Residents and travelers in the affected areas are advised to take the following precautions:
- Avoid using low-lying roads near rivers, as these areas may remain flooded.
- Monitor local weather reports and river level updates.
- The Environment Agency is currently monitoring rainfall and river levels and is working to ensure the river remains free of reported blockages.
Expected Conditions
Flooding is currently impacting land, fields, and roads in the specified areas. Only a small amount of rain is forecast between now and Monday, February 23, 2026. Consequently, river levels and the overall flood risk are expected to continue reducing during this period.
Timeline
The alert was officially raised at 3:25 PM on February 19, 2026. The Environment Agency expects the flood risk to gradually subside through Monday, February 23, 2026. A formal update to this message is scheduled to be provided by 6:00 PM on February 21, 2026.
Original source: Environment Agency Official Notice ↗
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Common questions about this Environment Agency flood warning.