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Flooding is possible - be prepared

Flood alert for River Thames at Trowlock Island

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High tides this afternoon may lead to flooding. 

Flooding is possible on 22 January 2026. 

The next high tide is expected at Trowlock Island at 17:15 and is forecast to reach between 4.94m - 5.08m. The following high tide is expected at 05:30 and is forecast to reach between 4.91m - 5.05m. Further heavy rainfall is forecast over the next 24 hours. 

We are closely monitoring the situation . 

Don't put yourself or others at risk . 

This message will be updated by 7:00PM on 23 January 2026 or as the situation changes.

Flood alert area: River Thames at Trowlock Island including the Royal Canoe Club.

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