Five Day Flood Risk Forecast

Forecast issued by the Met Office at 10:30am, Tuesday 11th August

Local flooding is possible but not expected from surface water and small rivers across England and Wales today (Tuesday) until Thursday. Properties may flood and there may be travel disruption. Local flooding is also possible on Friday across Wales and central and northern England.

Read this forecast in Welsh

River

The river flood risk is LOW from Tuesday to Thursday.

Significant river flooding impacts are possible but not expected today, Wednesday and Thursday. This is due to heavy showers and thunderstorms.

Any river impacts will most likely be restricted to small, fast-responding catchments and urban rivers. Sudden onset flooding impacts could occur by day or night.

Coastal

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

Surface

The surface water flood risk is LOW from Tuesday to Thursday.

Significant surface water flooding impacts are possible but not expected today, Wednesday and Thursday. This is due to heavy showers and thunderstorms. Sudden onset flooding impacts could occur by day or night. Urban areas are most prone though many areas will see little rainfall.

Groundwater

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

Daily Risk Forecast Maps

Areas Potentially Affected

Tuesday 11th August

Herefordshire, Warwickshire, Isle of Anglesey, Brighton and Hove, Torbay, Norfolk, York, Stockton-on-Tees, Bristol, Poole, Denbighshire, Lancashire, Buckinghamshire, Bath and NE Somerset, Hertfordshire, Cumbria, Blackburn with Darwen, Southampton, Bridgend, Swansea, W Berkshire, Nottingham, E Sussex, Conwy, Lincolnshire, Hartlepool, Reading, Cambridgeshire, Merseyside, Rutland, Cornwall & Isles of Scilly, Oxfordshire, Leicestershire, Windsor and Maidenhead, Somerset, Wokingham, Portsmouth, Surrey, Gtr Manchester, W Yorkshire, Redcar and Cleveland, Gloucestershire, Bournemouth, Medway, Vale of Glamorgan, E Riding of Yorkshire, Staffordshire, N Somerset, Thurrock, Nottinghamshire, Kent, Worcestershire, Carmarthenshire, Flintshire, Peterborough, Kingston upon Hull, Hampshire, Cardiff, S Yorkshire, Leicester, Northumberland, Blaenau Gwent, Wrexham, Essex, Newport, Swindon, Stoke-on-Trent, NE Lincolnshire, Wiltshire, Gtr London, Rhondda Cynon Taff, Derby, Ceredigion, Shropshire, Luton, Caerphilly, Southend-on-Sea, Blackpool, N Yorkshire, Gwynedd, W Midlands, Bracknell Forest, S Gloucestershire, Devon, Powys, Suffolk, Durham, Milton Keynes, Northamptonshire, Monmouthshire, Warrington, Neath Port Talbot, Darlington, Derbyshire, Isle of Wight, Plymouth, Pembrokeshire, Telford and Wrekin, Merthyr Tydfil, Halton, Tyne and Wear, N Lincolnshire, W Sussex, Dorset, Slough, Cheshire, Bedfordshire, Torfaen, Middlesbrough

Source and risk of potential flooding

  • River: Likelihood very low, Impact significant
  • Surface: Likelihood very low, Impact significant

Additional information: Urban areas and fast responding rivers most prone to impacts from thunderstorms.

Wednesday 12th August

Herefordshire, Warwickshire, Isle of Anglesey, Brighton and Hove, Torbay, Norfolk, York, Stockton-on-Tees, Bristol, Poole, Denbighshire, Lancashire, Buckinghamshire, Bath and NE Somerset, Hertfordshire, Cumbria, Blackburn with Darwen, Southampton, Bridgend, Swansea, W Berkshire, Nottingham, E Sussex, Conwy, Lincolnshire, Hartlepool, Reading, Cambridgeshire, Merseyside, Rutland, Cornwall & Isles of Scilly, Oxfordshire, Leicestershire, Windsor and Maidenhead, Somerset, Wokingham, Portsmouth, Surrey, Gtr Manchester, W Yorkshire, Redcar and Cleveland, Gloucestershire, Bournemouth, Medway, Vale of Glamorgan, E Riding of Yorkshire, Staffordshire, N Somerset, Thurrock, Nottinghamshire, Kent, Worcestershire, Carmarthenshire, Flintshire, Peterborough, Kingston upon Hull, Hampshire, Cardiff, S Yorkshire, Leicester, Northumberland, Blaenau Gwent, Wrexham, Essex, Newport, Swindon, Stoke-on-Trent, NE Lincolnshire, Wiltshire, Gtr London, Rhondda Cynon Taff, Derby, Ceredigion, Shropshire, Luton, Caerphilly, Southend-on-Sea, Blackpool, N Yorkshire, Gwynedd, W Midlands, Bracknell Forest, S Gloucestershire, Devon, Powys, Suffolk, Durham, Milton Keynes, Northamptonshire, Monmouthshire, Warrington, Neath Port Talbot, Darlington, Derbyshire, Isle of Wight, Plymouth, Pembrokeshire, Telford and Wrekin, Merthyr Tydfil, Halton, Tyne and Wear, N Lincolnshire, W Sussex, Dorset, Slough, Cheshire, Bedfordshire, Torfaen, Middlesbrough

Source and risk of potential flooding

  • River: Likelihood very low, Impact significant
  • Surface: Likelihood very low, Impact significant

Additional information: Urban areas and fast responding rivers most prone to impacts from thunderstorms.

Thursday 13th August

Herefordshire, Warwickshire, Isle of Anglesey, Brighton and Hove, Torbay, Norfolk, York, Stockton-on-Tees, Bristol, Poole, Denbighshire, Lancashire, Buckinghamshire, Bath and NE Somerset, Hertfordshire, Cumbria, Blackburn with Darwen, Southampton, Bridgend, Swansea, W Berkshire, Nottingham, E Sussex, Conwy, Lincolnshire, Hartlepool, Reading, Cambridgeshire, Merseyside, Rutland, Cornwall & Isles of Scilly, Oxfordshire, Leicestershire, Windsor and Maidenhead, Somerset, Wokingham, Portsmouth, Surrey, Gtr Manchester, W Yorkshire, Redcar and Cleveland, Gloucestershire, Bournemouth, Medway, Vale of Glamorgan, E Riding of Yorkshire, Staffordshire, N Somerset, Thurrock, Nottinghamshire, Kent, Worcestershire, Carmarthenshire, Flintshire, Peterborough, Kingston upon Hull, Hampshire, Cardiff, S Yorkshire, Leicester, Northumberland, Blaenau Gwent, Wrexham, Essex, Newport, Swindon, Stoke-on-Trent, NE Lincolnshire, Wiltshire, Gtr London, Rhondda Cynon Taff, Derby, Ceredigion, Shropshire, Luton, Caerphilly, Southend-on-Sea, Blackpool, N Yorkshire, Gwynedd, W Midlands, Bracknell Forest, S Gloucestershire, Devon, Powys, Suffolk, Durham, Milton Keynes, Northamptonshire, Monmouthshire, Warrington, Neath Port Talbot, Darlington, Derbyshire, Isle of Wight, Plymouth, Pembrokeshire, Telford and Wrekin, Merthyr Tydfil, Halton, Tyne and Wear, N Lincolnshire, W Sussex, Dorset, Slough, Cheshire, Bedfordshire, Torfaen, Middlesbrough

Source and risk of potential flooding

  • River: Likelihood very low, Impact significant
  • Surface: Likelihood very low, Impact significant

Additional information: Urban areas and fast responding rivers most prone to impacts from thunderstorms.

Friday 14th August

Bristol, Denbighshire, Lancashire, Buckinghamshire, Bath and NE Somerset, Hertfordshire, Cumbria, Blackburn with Darwen, Bridgend, Swansea, W Berkshire, Nottingham, Conwy, Lincolnshire, Hartlepool, Reading, Cambridgeshire, Merseyside, Rutland, Oxfordshire, Leicestershire, Windsor and Maidenhead, Somerset, Wokingham, Surrey, Gtr Manchester, W Yorkshire, Redcar and Cleveland, Gloucestershire, Medway, Vale of Glamorgan, E Riding of Yorkshire, Staffordshire, N Somerset, Thurrock, Nottinghamshire, Kent, Worcestershire, Carmarthenshire, Flintshire, Peterborough, Kingston upon Hull, Hampshire, Cardiff, S Yorkshire, Leicester, Northumberland, Blaenau Gwent, Wrexham, Essex, Newport, Swindon, Stoke-on-Trent, NE Lincolnshire, Wiltshire, Gtr London, Rhondda Cynon Taff, Derby, Ceredigion, Shropshire, Luton, Caerphilly, Southend-on-Sea, Blackpool, Herefordshire, N Yorkshire, Gwynedd, W Midlands, Warwickshire, Bracknell Forest, S Gloucestershire, Isle of Anglesey, Powys, Suffolk, Durham, Milton Keynes, Northamptonshire, Monmouthshire, Norfolk, York, Warrington, Neath Port Talbot, Darlington, Stockton-on-Tees, Derbyshire, Pembrokeshire, Telford and Wrekin, Merthyr Tydfil, Halton, Tyne and Wear, N Lincolnshire, Slough, Cheshire, Bedfordshire, Torfaen, Middlesbrough

Source and risk of potential flooding

  • River: Likelihood low, Impact minor
  • Surface: Likelihood low, Impact minor

Additional information: Heavy showers or thunderstorms.

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