Flood Alert Issued for River Thames from Hampton to Teddington Due to High Tides

Source: Environment Agency · Greater London and Surrey

This alert is no longer in effect.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 between Hampton and Teddington, with high tides expected to cause rising water levels on March 3 and 4, 2026.

Read this weather record in 30 seconds

Record type
Flood Alert
Affected area
Greater London and Surrey
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 Greater London and Surrey.

Alert Details

The Environment Agency has issued a flood alert for the River Thames from Hampton and Thames Ditton to Teddington. This level 3 severity alert indicates that flooding is possible on March 3, 2026, due to high tides.

Affected Areas

The geographic scope of this alert includes the River Thames area from Hampton and Thames Ditton to Teddington. Affected regions include Greater London, Kingston upon Thames, Richmond upon Thames, and Surrey.

What You Should Do

Residents are advised to avoid using low-lying footpaths and any bridges near local watercourses. The Environment Agency recommends checking river levels online for the most current updates as they continue to monitor the situation.

Expected Conditions

High tides are forecast to impact river levels significantly. At Kingston, the high tide at 3:45 PM on March 3 is expected to reach between 5.08m and 5.22m. A subsequent high tide at 4:00 AM on March 4 is forecast to reach between 4.82m and 4.96m. While the forecast predicts a dry day, river levels are expected to remain high over the next few days.

Timeline

The alert was raised at 12:04 PM on March 3, 2026. High tide peaks are expected at 3:45 PM on March 3 and 4:00 AM on March 4. This message is scheduled to be updated by 8:00 PM on March 3, 2026, or as 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 between Hampton and Teddington, with high tides expected to cause rising water levels on March 3 and 4, 2026.
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 Greater London and Surrey. 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.