Flood Alert Issued for Lavant Stream at Havant, Hampshire

Source: Environment Agency · Hampshire, South East England

This alert is no longer in effect.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 Lavant Stream at Havant, Hampshire, effective February 22, 2026, due to forecast heavy rainfall.

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 for the Lavant Stream at Havant within the Solent and South Downs area. The alert was officially raised on February 21, 2026, following observations of higher-than-normal river levels and a forecast for incoming precipitation.

Affected Areas

The alert specifically covers the Lavant Stream in Havant, Hampshire. Authorities have identified Crossland Drive as a primary area of concern, where river levels are currently much higher than normal. If debris screens at this location become blocked, gardens of properties located immediately on either side of the river could be impacted. At this time, no impacts are expected for Eastern Road or Havant Town Centre.

What You Should Do

Residents in the warning area are advised to consider activating any flood protection products they may have. The Environment Agency is closely monitoring the situation and checking the river for potential blockages. Members of the public should report any observed blockages to the agency's hotline at 0800 80 70 60.

Expected Conditions

Forecasts indicate up to 18mm of rain may fall on Sunday, February 22, which could cause river levels and flood risks to increase. While river levels remain higher than normal, the flood risk will stay elevated. Conditions are expected to stabilize early next week, with minimal rain (up to 1mm daily) forecast from Monday, February 23, through Wednesday, February 25.

Timeline

The alert is effective immediately, with flooding possible on Sunday, February 22, 2026. The Environment Agency expects to provide an updated status message by 18:00 on February 23, 2026.

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 Lavant Stream at Havant, Hampshire, effective February 22, 2026, due to forecast heavy rainfall.
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 Hampshire, South East England. 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.