Flood warning for River Ray from the Heath Bridge area to and including the Otmoor Basin
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High river levels on the River Ray may cause flooding.
River levels are high on the River Ray. Further flooding of property remains possible, however is not expected over the next 48 hours. The forecast is predominantly dry today and tomorrow. River levels are falling but remain sensitive to any further rain over the coming days.
We are closely monitoring the situation.
Consider activating any flood protection products you may have. Go to River levels online for updates on current river levels. Stay away from flood water - it contains hidden dangers such as open manhole covers, sewage and chemicals.
This message will be updated by 6pm on the 24 February 2026, or as the situation changes.
Flood warning area: River Ray from the Heath Bridge area to and including the Otmoor Basin.
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Latest levels
The River Ray level at Grendon Underwood was 0.16 metres. Property flooding is possible when it goes above 1.60 metres. Monitor the River Ray level at Grendon Underwood.
The River Ray level at Lower Arncott was 1.10 metres. Property flooding is possible when it goes above 3.26 metres. Monitor the River Ray level at Lower Arncott.
The River Ray level at Islip was 8.37 metres. Property flooding is possible when it goes above 8.85 metres. Monitor the River Ray level at Islip.
These levels will update automatically
Find a river, sea, groundwater or rainfall level in this area