Flood Warning & Alert Types


 
ImageLevelNameMeaning
1Severe Flood WarningSevere Flooding, Danger to Life.
2Flood WarningFlooding is Expected, Immediate Action Required.
3Flood AlertFlooding is Possible, Be Prepared.
4Warning no Longer in ForceThe warning is no longer in force

Flood level warnings are categorised in severity by a numbering system as shown in the table above. The highest type of flood alert is 1, whereas the lowest type of flood notice is 4.

Flood Alerts, Warnings & Notices - 26 Jan, 2021



3


Oxfordshire, West Berkshire
River Thames and its tributaries from Days Lock to above Pangbourne

4


Gloucestershire, South Gloucestershire, Wiltshire
Upper Bristol Avon Area

3


Lincolnshire, Nottinghamshire
River Trent from Cromwell Weir to Gainsborough

3


Gloucestershire, Worcestershire
River Severn in Gloucestershire

3


Derbyshire, Leicestershire, Nottinghamshire
Lower River Soar in Leicestershire

2


Gloucestershire
River Severn at Abbots Court, Deerhurst

3


Gloucestershire, Wiltshire
River Churn and its tributaries

3


Oxfordshire
River Cherwell from Lower Heyford down to and including Oxford

3


Buckinghamshire, Windsor and Maidenhead
River Thames from Hurley to Cookham

4


Worcestershire
River Severn in South Worcester

3


Gloucestershire, Shropshire, Worcestershire
River Severn in Worcestershire

3


Gloucestershire, Oxfordshire
River Windrush from Bourton to Newbridge

3


Powys, Shropshire
Severn Vyrnwy confluence

3


East Riding of Yorkshire, North Yorkshire
Upper River Derwent

3


Gloucestershire, Oxfordshire, Warwickshire
River Evenlode from Moreton in Marsh to Cassington and also the River Glyme at Wootton and Woodstock

3


Gloucestershire, Warwickshire, Worcestershire
River Avon in Worcestershire

3


Oxfordshire
River Thames for the Abingdon area

3


Oxfordshire
River Thames and tributaries in the Oxford area

3


Shropshire, Telford and Wrekin, Worcestershire
River Severn in Shropshire

3


Buckinghamshire, Oxfordshire, Windsor and Maidenhead, Wokingham
River Thames for Henley, Remenham, Medmenham and its tributaries

3


Herefordshire
River Lugg south of Leominster

4


Staffordshire, Wolverhampton
River Sow and River Penk

4


Gloucestershire, Worcestershire
River Severn at Bushley

3


Gloucestershire, Oxfordshire
River Thames and tributaries from Buscot Wick down to Kings Lock

3


Buckinghamshire, Oxfordshire
River Ray and its tributaries from Shipton Lee to and including Islip

3


Gloucestershire, Oxfordshire, Swindon, Wiltshire
River Thames and its small tributaries from Calcutt to Lechlade

3


Norfolk
The tidal Rivers Bure, Ant and Thurne

3


Oxfordshire, West Berkshire
River Thames from Pangbourne to Purley

3


Buckinghamshire, Hertfordshire, Oxfordshire
River Thame and Chalgrove Brook

3


Oxfordshire, Wokingham
River Thames for Shiplake, Lower Shiplake and Wargrave

3


Bournemouth, Christchurch and Poole, Dorset Council, Hampshire
Lower Avon and tributaries

3


Cambridgeshire, Norfolk
Hundred Foot Washes in Cambridgeshire and Norfolk

3


Gloucestershire
River Coln and its tributaries

4


Bedford, Cambridgeshire, Central Bedfordshire
Lower River Great Ouse in Central Bedfordshire, Bedford Borough and Cambridgeshire

3


Derby, Derbyshire, Leicestershire
River Trent in Derbyshire

4


Worcestershire
River Severn at East Waterside, Upton upon Severn

3


Gloucestershire
River Dikler from Condicote to Little Rissington

3


Oxfordshire, Reading, West Berkshire, Wokingham
River Thames from Mapledurham to Sonning

2


Gloucestershire
River Severn at Apperley and The Leigh

2


Worcestershire
River Severn at Court Meadow, Kempsey and Callow End

3


Worcestershire
Kempsey Village

2


Gloucestershire, Worcestershire
River Severn at Severn Ham, Tewkesbury

2


Gloucestershire
River Severn at Sandhurst and Maisemore

4


Gloucestershire, Worcestershire
River Severn at Tewkesbury

4


Worcestershire
River Severn at Pitchcroft, North Worcester

3


Cheshire West and Chester, Flintshire, Shropshire, Wrexham
River Dee catchment in England from Whitchurch to Chester

2


Worcestershire
River Severn at Hanley Road, Upton upon Severn

4


Worcestershire
River Severn at Clifton and Severn Stoke

2


Gloucestershire
River Severn at Chaceley and Haw Bridge

2


Cambridgeshire, Peterborough
B1040 Thorney to Whittlesey Road to the South of the River Nene

3


Norfolk
North West Norfolk Rivers

2


Worcestershire
River Severn at Hanley Castle, Rectory Road in Upton upon Severn and Saxons Lode

4


Gloucestershire
River Severn at Ashleworth

4


Bedford, Central Bedfordshire, Milton Keynes
Middle River Great Ouse in Milton Keynes, Bedford Borough and Central Bedfordshire

3


Norfolk
River Nar in Norfolk

4


Cambridgeshire
Earith Causeway in Cambridgeshire

3


Norfolk
Welney Causeway in Norfolk

3


Cambridgeshire
Sutton Gault Causeway in Cambridgeshire

3


Lincolnshire
Tributaries of the lower River Witham from Blankney to Sleaford

3


East Riding of Yorkshire, North Yorkshire, York
Lower River Derwent

3


Leeds, North Yorkshire, York
Tidal River Ouse from Naburn Lock to Selby

3


North Yorkshire, York
Upper River Ouse

4


York
River Ouse at Naburn Lock

3


Greater London, Richmond upon Thames, Surrey
River Thames from Shepperton to Molesey

4


York
River Ouse at York - riverside properties

3


Leeds, North Yorkshire
Tidal River Wharfe

2


North Yorkshire
River Derwent at Buttercrambe Mill

3


Hampshire
Groundwater flooding in the Candovers and Old Alresford

4


East Riding of Yorkshire, North Yorkshire
River Derwent at Stamford Bridge - The Weir Caravan Park and Kexby Bridge

3


Norfolk
The River Burn from Southgate and Waterden to Burnham Thorpe

4


East Riding of Yorkshire
Upper River Hull catchment

3


Lincolnshire
Minor Watercourses from Heighington to Dunston

4


Nottinghamshire
River Trent at Carlton on Trent including Beck Cottage

4


East Riding of Yorkshire, North Yorkshire
Tidal River Ouse from Selby to Faxfleet

2


North Yorkshire
River Derwent at Old Malton

4


Dorset Council
Middle Stour and tributaries

4


Cheshire West and Chester, Wrexham
English River Dee at Farndon

2


North Yorkshire
Mill Beck at Welham Road, Norton

4


Worcestershire
River Severn Sandy Lane and Severnside, Stourport

2


North Yorkshire
River Ouse at Selby Dam

4


Worcestershire
River Severn at Hawford Wood and Bevere

4


Nottinghamshire
River Trent at Collingham

4


Lincolnshire, Nottinghamshire
River Trent at Girton

4


Worcestershire
River Severn in North Worcester

4


Worcestershire
River Severn at Dunns Lane, Upton upon Severn

2


North Yorkshire
River Derwent at Norton