Flood Alert Issued for River Thames and Tributaries from Calcutt to Lechlade

Source: Environment Agency · Gloucestershire, Oxfordshire, Swindon, 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This alert is no longer in effect.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 Thames across Gloucestershire, Oxfordshire, Swindon, and Wiltshire as heavy rain threatens to raise river levels.

Read this weather record in 30 seconds

Record type
Flood Alert
Affected area
Gloucestershire, Oxfordshire, Swindon, 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 Gloucestershire, Oxfordshire, Swindon, Wiltshire.

Alert Details

The Environment Agency has issued a Flood Alert (Severity Level 3) for the River Thames and its small tributaries from Calcutt to Lechlade. The alert was officially raised at 9:57 AM on February 15, 2026.

Affected Areas

The alert covers a broad geographic scope including parts of Gloucestershire, Oxfordshire, Swindon, and Wiltshire. Specific watercourses identified in the alert include:

  • River Thames
  • Blunsdon Brook
  • Water Eaton Brook
  • Marston Meysey Brook
  • Share Ditch
  • Bydemill Brook
  • Westrop Brook
  • Downington Brook

Flooding of low-lying land and roads is expected to continue today, with a specific focus on the Kempsford area.

What You Should Do

Residents in the affected regions are advised to take the following precautions:

  • Avoid low-lying footpaths and roads near rivers, as these areas may be flooded.
  • Monitor local conditions and check "River Levels Online" for updates on current water levels.
  • Stay prepared for changing conditions as river levels remain responsive to rainfall.

Expected Conditions

River levels are currently high. Further rainfall is forecast for today, February 15, 2026, which has the potential to be heavy at times. River levels are expected to rise again today in response to this precipitation. Officials indicate that levels will remain high and responsive to further rainfall over the next couple of days.

Timeline

The alert is currently in effect as of February 15, 2026. The Environment Agency is actively monitoring rainfall and river levels. This message is scheduled to be updated by 12:00 PM on February 16, 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 River Thames across Gloucestershire, Oxfordshire, Swindon, and Wiltshire as heavy rain threatens to raise river levels.
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 Gloucestershire, Oxfordshire, Swindon, Wiltshire. 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.