Flood Alert Issued for Lymington River in Hampshire as Heavy Rain Approaches

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This alert is no longer in effect.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.

A flood alert has been issued for the Lymington River area in Hampshire, with 25mm of rain forecast to cause rising water levels and potential road flooding through Thursday.

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 Lymington River area within the Solent and South Downs region. This level 3 alert indicates that flooding is possible due to heavy rainfall forecast for the area.

Affected Areas

The alert specifically covers the Lymington River catchment in Hampshire. Key areas of concern include:

  • Brockenhurst: Land and roads including Burley Road, Martin’s Road, and Balmer Lawn Road.
  • Lymington: The river is expected to be higher than normal through the town center.

What You Should Do

Residents in the affected areas should consider activating any available flood protection products. The Environment Agency strongly advises against driving through watersplash areas, particularly in Brockenhurst. Local officials are monitoring rainfall and river levels while ensuring the channel remains free of blockages.

Expected Conditions

A significant rainfall event is expected on Wednesday, February 18, 2026, with 25mm of rain forecast. These conditions will likely cause the Lymington River to run bank full as it passes through Martin’s Road and Balmer Lawn Road. Garden flooding is possible at Balmer Lawn Road. In Lymington, river levels will be higher than normal.

Timeline

The flood risk is highest on Wednesday, February 18, and is expected to continue into the evening and through Thursday, February 19. While a small amount of rain is forecast between Thursday and Saturday, February 21, river levels and the overall flood risk are expected to begin reducing in Brockenhurst and Lymington starting Thursday. This alert will be updated by 6:00 PM on February 19, 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?
A flood alert has been issued for the Lymington River area in Hampshire, with 25mm of rain forecast to cause rising water levels and potential road flooding through Thursday.
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.