Flood Alert Issued for Groundwater Flooding in Twyford and Hensting, Hampshire
This alert is no longer in effect.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 Twyford and Hensting as high groundwater levels affect property cellars and local roadways.
Read this weather record in 30 seconds
- Record type
- Flood Alert
- Affected area
- Hampshire, South East 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 Hampshire, South East England.
Alert Details
The Environment Agency has issued a flood alert (Severity Level 3) for groundwater flooding in the Solent and South Downs area. The alert was officially raised on March 9, 2026, in response to high groundwater levels that are currently impacting the region.
Affected Areas
The alert specifically covers Twyford and Hensting in the county of Hampshire. Flooding is currently affecting the cellars of a small number of properties in these areas. Additionally, water is reported to be flowing across Hensting Lane.
What You Should Do
Residents in the warning area are advised to take the following precautions:
- Prepare and implement property resilience measures.
- Ensure that any installed flood pumps are in good working order.
- Monitor local weather reports as the situation develops.
Expected Conditions
Groundwater levels in Twyford and Hensting are currently high but are reported to be slowly falling. Between 10mm and 20mm of rainfall is forecast for Hampshire between Monday, March 9, and Friday, March 13, 2026. While levels are expected to continue falling throughout the week, there is a possibility of rising levels during the second half of March if the area is affected by further heavy rain.
Timeline
The alert is effective as of March 9, 2026. Unsettled weather is possible over the upcoming weekend and into the following week. The Environment Agency is monitoring the situation closely and expects to provide an updated message by 18:00 on March 16, 2026.
Original source: Environment Agency Official Notice ↗
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