Flood Alert Issued for River Thames from Hampton to Teddington
This alert is no longer in effect.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 due to high tides and upstream river flows.
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 area. The alert, classified as severity level 3, was raised on February 17, 2026, at 10:45 AM. Officials indicate that a combination of high tides and high river flows upstream has increased the risk of flooding in the region.
Affected Areas
The alert covers the River Thames from Hampton and Thames Ditton to Teddington. Specific geographic regions and counties impacted include:
- Kingston upon Thames
- Richmond upon Thames
- Greater London
- Surrey
Flooding of low-lying land and roads is possible, with the Kingston area noted as being especially at risk.
What You Should Do
Residents and commuters in the affected areas should take the following precautions:
- Take care and avoid walking, cycling, or driving through flood water.
- Monitor current river levels through official online updates.
- Stay informed as the situation develops, particularly with rainfall in the forecast.
Expected Conditions
While the forecast for today, February 17, is dry, further rainfall is expected tomorrow, February 18, 2026. River levels are anticipated to remain high over the next few days. Specific tidal forecasts include:
- First High Tide: Expected at 3:15 PM on February 17, with levels reaching between 5.14m and 5.33m.
- Second High Tide: Expected at 3:30 AM on February 18, with levels reaching between 4.74m and 4.93m.
Timeline
The alert is currently active as of February 17, 2026. The Environment Agency is actively monitoring rainfall and river levels. An update to this message is expected by 8:00 PM on February 18, 2026, or sooner if conditions change significantly.
Original source: Environment Agency Official Notice ↗
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Common questions about this Environment Agency flood warning.