Flood Alert Issued for Tidal Thames Riverside in Greater London
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 is in effect for the Tidal Thames riverside from Putney Bridge to Teddington Weir due to high tides overnight.
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- Record type
- Flood Alert
- Affected area
- Greater London
- Issued
- August 14, 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: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
A Flood alert (severity level 3) has been issued by the Environment Agency for the Tidal Thames riverside from Putney Bridge to Teddington Weir. The alert was raised at 2026-08-14T18:12:50 and the message was last changed at 2026-08-14T18:12:00.
Affected Areas
The alert covers areas in Greater London, specifically Hammersmith and Fulham, Hounslow, Richmond upon Thames, and Wandsworth along the River Thames. Locations most affected include Putney Embankment (SW15), Chiswick Mall and Strand on the Green (W4), Thames Bank at Mortlake (SW14), Ranelagh Drive (TW1), Friars Lane and Water Lane (TW9), Riverside and The Embankment at Twickenham, and the Towpath below Teddington Lock.
What You Should Do
Avoid low lying roads near rivers, which may be flooded. Flooding of properties is not expected.
Expected Conditions
High tides overnight may lead to flooding. The forecast high tide at Richmond is 4.60 mAOD at 05:30 AM on Saturday 15th August. The river flow at Teddington Weir is 3 cubic metres per second and is steady.
Timeline
Flooding is possible from 04:30 AM to 06:30 AM on Saturday 15 August. The message will be updated by 10:00AM on 15 August 2026 or as the situation changes. Astronomical tide levels are rising/falling, with flows anticipated to remain steady for the next few days.
Original source: Environment Agency Official Notice ↗
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