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4Warning no Longer in ForceThe warning is no longer in force
*Sources updated daily from the Environment Agency's API: https://environment.data.gov.uk/flood-monitoring/id/floods.

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 - 21 Nov, 2024

3


Derbyshire, Leicestershire, Nottinghamshire Lower River Soar in Leicestershire

3


Oxfordshire Ginge Brook

3


Warwickshire, West Northamptonshire River Leam and River Itchen

3


Shropshire, Staffordshire, Telford and Wrekin Tern and Perry catchments

3


Leicestershire, Warwickshire, West Northamptonshire Upper Avon River Swift and Clay Coton Brook

3


Bracknell Forest, Surrey, Windsor and Maidenhead Chertsey Bourne

4


Herefordshire River Lugg south of Leominster

3


Norfolk The tidal Rivers Bure, Ant and Thurne

4


Buckinghamshire Bear Brook and tributaries in the Aylesbury area, including Wendover and Weston Turville

3


Bath and North East Somerset, Wiltshire Mid Bristol Avon area

4


Somerset East Somerset Rivers

3


Gloucestershire, Worcestershire River Severn in Gloucestershire

4


Buckinghamshire, Milton Keynes, Oxfordshire, West Northamptonshire Upper River Great Ouse in Northamptonshire, Oxfordshire and Buckinghamshire

4


Gloucestershire, Herefordshire, Worcestershire River Leadon catchment

4


Warwickshire River Dene in South East Warwickshire

4


Norfolk The River Bure, Spixworth Beck and surrounding Becks

3


Norfolk The tidal River Yare from Thorpe St Andrew to Breydon Water

3


Norfolk, Suffolk The tidal River Waveney from Ellingham to Breydon Water

4


North Yorkshire, Redcar and Cleveland North Sea coast from Staithes to Whitby including tidal River Esk

4


Greater London, Hammersmith and Fulham, Hounslow, Richmond upon Thames, Wandsworth Tidal Thames riverside from Putney Bridge to Teddington Weir

4


Greater London, Richmond upon Thames River Thames at Trowlock Island

4


Greater London, Hounslow, Richmond upon Thames Tidal River Crane

3


Devon, Torbay South Devon coast from Start Point to Dawlish Warren

2


Norfolk Riverside properties on the River Thurne including Hickling Broad
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