Flood Alert Issued for Upper River Wey in Hampshire, Surrey, and West Sussex

Source: Environment Agency · Hampshire, Surrey, and 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This alert is no longer in effect.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 Upper River Wey, warning of potential flooding on low-lying land and roads, particularly in the Alton area.

Read this weather record in 30 seconds

Record type
Flood Alert
Affected area
Hampshire, Surrey, and West Sussex
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, Surrey, and West Sussex.

Alert Details

The Environment Agency has issued a flood alert for the Upper River Wey. This alert, categorized as severity level 3, indicates that flooding is possible and residents should remain vigilant as river levels remain high.

Affected Areas

The alert covers the Upper River Wey region, spanning across the counties of Hampshire, Surrey, and West Sussex. Specific impacts are anticipated on low-lying land and roads, with the Alton area identified as a primary location of concern.

What You Should Do

Residents and travelers in the affected areas are advised to take the following precautions:

  • Avoid using low-lying footpaths and any bridges near local watercourses.
  • Take care and avoid walking, cycling, or driving through flood water.
  • Monitor local conditions as the Environment Agency continues to liaise with emergency services and local authorities.

Expected Conditions

High river levels are expected to lead to the flooding of low-lying land and roads today, February 18, 2026. Further light rainfall is forecast over the next 24 hours, and river levels are expected to remain high throughout the day.

Timeline

The alert was officially raised at 11:29 on February 18, 2026. The Environment Agency expects river levels to remain high for the duration of the day. This message is scheduled to be updated by 20:00 on February 19, 2026, or sooner if the situation changes.

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 Upper River Wey, warning of potential flooding on low-lying land and roads, particularly in the Alton area.
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, Surrey, and West Sussex. 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.