River Levels

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Five Day Flood Risk Forecast

Forecast issued by the Met Office at 10:30am, Wednesday 11th March

England

Ongoing groundwater flooding is expected for parts of the South of England through the next five days, with ongoing river flooding impacts also possible across parts of Somerset. Local surface water flooding is possible but not expected across parts of England on Thursday and Friday. Properties could flood and there could be travel disruption.

Wales

Local surface water flooding is possible but not expected across parts of Wales on Thursday and Friday. Properties may flood and there may be travel disruption.

Read this forecast in Welsh

Flooding Source Risks

River

The river flood risk is VERY LOW for the next five days.

Ongoing minor river flooding impacts are possible on the Somerset Levels and Moors for the next five days. See Specific Areas of Concern Map.

Coastal

The coastal/tidal flood risk is VERY LOW for the next five days.

Surface

The surface water flood risk is VERY LOW for the next five days.

Minor surface water flooding impacts are possible but not expected across parts of England and Wales on Thursday and Friday.

Impacts could include localised flooding from urban and fast responding smaller watercourses/catchments, drains, channels and flooding from overland flow.

Groundwater

The groundwater flood risk is LOW for the next five days.

Minor groundwater flooding impacts are expected in parts of Dorset and Wiltshire, with minor impacts possible more widely across parts of the South of England for the next five days. See Specific Areas of Concern Map.

There are ongoing minor groundwater flooding impacts in Hampshire and West Sussex, the level of ongoing disruption is being managed locally and awareness is high. Consequently the groundwater flood risk is being assessed as VERY LOW here.

Daily Risk Forecast Maps

Areas Potentially Affected

Wednesday 11th March

Wiltshire, Oxfordshire, W Berkshire

Source and risk of potential flooding

  • Ground: Likelihood low, Impact minor

Additional information: Steady or rising high groundwater levels.

Somerset

Source and risk of potential flooding

  • River: Likelihood low, Impact minor

Additional information: Ongoing minor river flooding impacts possible.

Wiltshire, Dorset

Source and risk of potential flooding

  • Ground: Likelihood high, Impact minor

Additional information: High groundwater levels in Dorset and Wiltshire.

Thursday 12th March

Wiltshire, Oxfordshire, W Berkshire

Source and risk of potential flooding

  • Ground: Likelihood low, Impact minor

Additional information: Steady or rising high groundwater levels.

Somerset

Source and risk of potential flooding

  • River: Likelihood low, Impact minor

Additional information: Ongoing minor river flooding impacts possible.

Wiltshire, Dorset

Source and risk of potential flooding

  • Ground: Likelihood high, Impact minor

Additional information: High groundwater levels in Dorset and Wiltshire.

Friday 13th March

Wiltshire, Oxfordshire, W Berkshire

Source and risk of potential flooding

  • Ground: Likelihood low, Impact minor

Additional information: Steady or rising high groundwater levels.

Somerset

Source and risk of potential flooding

  • River: Likelihood low, Impact minor

Additional information: Ongoing minor river flooding impacts possible.

Wiltshire, Dorset

Source and risk of potential flooding

  • Ground: Likelihood high, Impact minor

Additional information: High groundwater levels in Dorset and Wiltshire.

Saturday 14th March

Wiltshire, Oxfordshire, W Berkshire

Source and risk of potential flooding

  • Ground: Likelihood low, Impact minor

Additional information: Steady or rising high groundwater levels.

Somerset

Source and risk of potential flooding

  • River: Likelihood low, Impact minor

Additional information: Ongoing minor river flooding impacts possible.

Wiltshire, Dorset

Source and risk of potential flooding

  • Ground: Likelihood high, Impact minor

Additional information: High groundwater levels in Dorset and Wiltshire.

Sunday 15th March

Wiltshire, Oxfordshire, W Berkshire

Source and risk of potential flooding

  • Ground: Likelihood low, Impact minor

Additional information: Steady or rising high groundwater levels.

Somerset

Source and risk of potential flooding

  • River: Likelihood low, Impact minor

Additional information: Ongoing minor river flooding impacts possible.

Wiltshire, Dorset

Source and risk of potential flooding

  • Ground: Likelihood high, Impact minor

Additional information: High groundwater levels in Dorset and Wiltshire.

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