Flood Warnings in Oxfordshire

River Windrush

High river levels may lead to flooding. River levels are high on the River Windrush. Flooding of low lying land and roads is expected to continue today, 16 March 2026, including the areas around Bourton on the Water and Newbridge. The forecast is for a mostly dry day today and a dry day tomorrow. River levels are high but falling very slowly. We expect river levels to continue to fall gradually over the coming days. River levels are sensitive to further rainfall. We are monitoring rainfall and river levels. Avoid low lying footpaths and roads near rivers, which may be flooded. Go to River Levels Online for updates on current river levels. This message will be updated by 6:00PM on 16 March 2026, or as the situation changes.

River Thame, Horsenden Stream, Chalgrove Brook

High river levels may lead to flooding. River levels are high on the Chalgrove Brook through Chalgrove. River levels along the River Thame are below the flood risk threshold. Flooding of low lying land and roads in the Chalgrove area remains possible today, 16 March 2026. The forecast is for a mostly dry day today and a dry day tomorrow. We expect levels to remain high over the coming days. River levels are sensitive to further rainfall. We are monitoring rainfall and river levels. Avoid low lying footpaths and roads near rivers, which may be flooded. Go to River Levels Online for updates on current river levels. This message will be updated by 6:00PM on 16 March 2026, or as the situation changes.

Groundwater

High groundwater levels may lead to flooding. Flooding is possible. Groundwater levels are falling very slowly at our Longacre borehole in the Lambourne Valley. We expect levels to remain high over the next few weeks and levels will remain sensitive to further sustained rainfall. Due to the nature of groundwater flooding, this situation could continue for several weeks or longer. We are closely monitoring rainfall and groundwater levels. Residents are advised to prepare property resilience measures and ensure that pumps are working where they have been installed. Take particular care when driving through flood water both for your own safety and to prevent flooding to others. This message will be updated by 12 PM, on the 17 March 2026, or as the situation changes.

River Pang, Sulham Brook

High levels may lead to flooding. River levels are high along parts of the River Pang. Flooding of low lying land and roads is expected to continue today, 16 March 2026, especially around Tidmarsh. The forecast is for a mostly dry day today and a dry day tomorrow. We expect river levels to remain high over the coming days. River levels are sensitive to further rainfall. We are monitoring rainfall and river levels. Avoid low lying footpaths and roads near rivers, which may be flooded. Go to River Levels Online for updates on current river levels. This message will be updated by 6:00PM on 16 March 2026, or as the situation changes.

Ginge Brook

High river levels may lead to flooding. River levels are high on the Ginge Brook. Flooding of low lying land and roads remains possible today, 16 March 2026, including the Steventon area. The forecast is for a mostly dry day today and a dry day tomorrow. River levels are falling slowly. We expect levels to continue to fall gradually over the next couple of days, however, river levels are sensitive to further rainfall. We are monitoring rainfall and river levels. Avoid low lying footpaths and roads near rivers, which may be flooded. Go to River Levels Online for updates on current river levels. This message will be updated by 6:00PM on 16 March 2026, or as the situation changes.