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Warning overview for UK
Warning details for UK
Headline
A hot spell will develop across parts of England and Wales later this week.
What to expect
- Adverse health effects are likely to be experienced by those vulnerable to extreme heat
- The wider population are likely to experience some adverse health effects including sunburn or heat exhaustion (dehydration, nausea, fatigue) and other heat related illnesses
- Some changes in working practices and daily routines likely to be required
- An increased chance that some heat-sensitive systems and equipment may fail.
- More people are likely to visit coastal areas, lakes, rivers and other beauty spots leading to an increased risk of water safety and fire-related incidents.
- Some delays to road, rail and air travel are possible, with potential for welfare issues for those who experience prolonged delays
Further details
Temperatures will increase across much of the UK over the coming week. Temperatures will be highest across parts of England and Wales with these peaking on Friday and Saturday. In addition to high daytime maxima, temperatures overnight will remain very warm, especially in larger urban areas.
Regions and local authorities affected:
- Derby
- Derbyshire
- Leicester
- Leicestershire
- Lincolnshire
- Northamptonshire
- Nottingham
- Nottinghamshire
- Rutland
- Bedford
- Cambridgeshire
- Central Bedfordshire
- Essex
- Hertfordshire
- Luton
- Norfolk
- Peterborough
- Southend-on-Sea
- Suffolk
- Thurrock
- Bracknell Forest
- Brighton and Hove
- Buckinghamshire
- East Sussex
- Greater London
- Hampshire
- Isle of Wight
- Kent
- Medway
- Milton Keynes
- Oxfordshire
- Portsmouth
- Reading
- Slough
- Southampton
- Surrey
- West Berkshire
- West Sussex
- Windsor and Maidenhead
- Wokingham
- Cheshire East
- Cheshire West and Chester
- Greater Manchester
- Halton
- Warrington
- Bath and North East Somerset
- Bournemouth Christchurch and Poole
- Bristol
- Cornwall
- Devon
- Dorset
- Gloucestershire
- North Somerset
- Plymouth
- Somerset
- South Gloucestershire
- Swindon
- Wiltshire
- Blaenau Gwent
- Caerphilly
- Cardiff
- Merthyr Tydfil
- Monmouthshire
- Newport
- Powys
- Rhondda Cynon Taf
- Torfaen
- Vale of Glamorgan
- Wrexham
- Herefordshire
- Shropshire
- Staffordshire
- Stoke-on-Trent
- Telford and Wrekin
- Warwickshire
- West Midlands Conurbation
- Worcestershire
- North Lincolnshire
- South Yorkshire
- West Yorkshire
Headline
While some places stay dry, hit-and-miss thunderstorms will develop on Sunday, potentially bringing disruption in places.
What to expect
- There is a small chance that homes and businesses could be flooded quickly, with damage to some buildings from floodwater, lightning strikes, hail or strong winds
- Where flooding or lightning strikes occur, there is a chance of delays and some cancellations to train and bus services
- Spray and sudden flooding could lead to difficult driving conditions and some road closures
- There is a slight chance that power cuts could occur and other services to some homes and businesses could be lost
What should I do?
Reason for update
Warning start time brought forward and curtailed at midnight; separate warning comes into force beyond this.
Further details
During Sunday, cloudier conditions and areas of rain are expected to develop across parts of Northern Ireland and Scotland. Some places missing the worst, while others seem likely to see heavy downpours and thunderstorms. These could bring up to around 50 mm of rain falling in 2-3 hours, leading to some disruption, although there will be some drier periods in between. Hail and frequent lightning are potential additional hazards.
Regions and local authorities affected:
- Angus
- Clackmannanshire
- Dundee
- Falkirk
- Fife
- Perth and Kinross
- Stirling
- Aberdeen
- Aberdeenshire
- Moray
- Highland
- County Antrim
- County Armagh
- County Down
- County Fermanagh
- County Londonderry
- County Tyrone
- Dumfries and Galloway
- East Lothian
- Edinburgh
- Midlothian Council
- Scottish Borders
- West Lothian
- Argyll and Bute
- East Ayrshire
- East Dunbartonshire
- East Renfrewshire
- Glasgow
- Inverclyde
- North Ayrshire
- North Lanarkshire
- Renfrewshire
- South Ayrshire
- South Lanarkshire
- West Dunbartonshire
Headline
While some places stay dry, areas of heavy rain and thunderstorms will continue during Monday, bringing possible disruption.
What to expect
- There is a small chance that homes and businesses could be flooded quickly, with damage to some buildings from floodwater, lightning strikes, hail or strong winds
- Where flooding or lightning strikes occur, there is a chance of delays and some cancellations to train and bus services
- Spray and sudden flooding could lead to difficult driving conditions and some road closures
- There is a slight chance that power cuts could occur and other services to some homes and businesses could be lost
What should I do?
Reason for update
Warning time start adjusted.
Further details
Whilst some places will avoid them, thunderstorms and areas of heavy rain are likely to continue to affect various areas of Northern Ireland and Scotland overnight and at times through Monday. The thunderstorms may begin to ease across western and northern areas later. 20-30 mm of rain could fall within an hour in a few places, and up to around 50 mm in three to six hours. Hail and frequent lightning are also possible hazards.
Regions and local authorities affected:
- Angus
- Clackmannanshire
- Dundee
- Falkirk
- Fife
- Perth and Kinross
- Stirling
- Aberdeen
- Aberdeenshire
- Moray
- Highland
- County Antrim
- County Armagh
- County Down
- County Fermanagh
- County Londonderry
- County Tyrone
- Dumfries and Galloway
- East Lothian
- Edinburgh
- Midlothian Council
- Scottish Borders
- West Lothian
- Argyll and Bute
- East Ayrshire
- East Dunbartonshire
- East Renfrewshire
- Glasgow
- Inverclyde
- North Ayrshire
- North Lanarkshire
- Renfrewshire
- South Ayrshire
- South Lanarkshire
- West Dunbartonshire
Headline
Hit-and-miss thunderstorms likely to develop through Monday, producing some torrential downpours for some spots, and possible disruption.
What to expect
- Spray and sudden flooding could lead to difficult driving conditions and some road closures
- There is a small chance that homes and businesses could be flooded quickly, with damage to some buildings from floodwater, lightning strikes, hail or strong winds
- Where flooding or lightning strikes occur, there is a chance of delays and some cancellations to train and bus services
- There is a slight chance that power cuts could occur and other services to some homes and businesses could be lost
What should I do?
Further details
Already some showers to start the day, but these likely to become more widespread and heavier through the late morning and afternoon, lasting into the evening in places. Some counties are likely to miss the worst of these storms but where they do occur, slow-moving torrential downpours could produce 20-30 mm inside an hour, with 40-50 mm falling in around 2-3 hours in a few spots. Hail and frequent lightning could pose additional hazards for some.
Regions and local authorities affected:
- Derby
- Derbyshire
- Leicester
- Leicestershire
- Lincolnshire
- Northamptonshire
- Nottingham
- Nottinghamshire
- Rutland
- Bedford
- Cambridgeshire
- Central Bedfordshire
- Essex
- Hertfordshire
- Luton
- Norfolk
- Peterborough
- Southend-on-Sea
- Suffolk
- Thurrock
- Bracknell Forest
- Brighton and Hove
- Buckinghamshire
- East Sussex
- Greater London
- Hampshire
- Isle of Wight
- Kent
- Medway
- Milton Keynes
- Oxfordshire
- Portsmouth
- Reading
- Slough
- Southampton
- Surrey
- West Berkshire
- West Sussex
- Windsor and Maidenhead
- Wokingham
- Darlington
- Durham
- Gateshead
- Hartlepool
- Middlesbrough
- Newcastle upon Tyne
- North Tyneside
- Northumberland
- Redcar and Cleveland
- South Tyneside
- Stockton-on-Tees
- Sunderland
- Blackburn with Darwen
- Blackpool
- Cheshire East
- Cheshire West and Chester
- Cumbria
- Greater Manchester
- Halton
- Lancashire
- Merseyside
- Warrington
- Bath and North East Somerset
- Bournemouth Christchurch and Poole
- Bristol
- Cornwall
- Devon
- Dorset
- Gloucestershire
- Isles of Scilly
- North Somerset
- Plymouth
- Somerset
- South Gloucestershire
- Swindon
- Torbay
- Wiltshire
- Blaenau Gwent
- Bridgend
- Caerphilly
- Cardiff
- Carmarthenshire
- Ceredigion
- Conwy
- Denbighshire
- Flintshire
- Gwynedd
- Isle of Anglesey
- Merthyr Tydfil
- Monmouthshire
- Neath Port Talbot
- Newport
- Pembrokeshire
- Powys
- Rhondda Cynon Taf
- Swansea
- Torfaen
- Vale of Glamorgan
- Wrexham
- Herefordshire
- Shropshire
- Staffordshire
- Stoke-on-Trent
- Telford and Wrekin
- Warwickshire
- West Midlands Conurbation
- Worcestershire
- East Riding of Yorkshire
- Kingston upon Hull
- North East Lincolnshire
- North Lincolnshire
- North Yorkshire
- South Yorkshire
- West Yorkshire
- York
Headline
While some places stay dry, others are likely to see thunderstorms during Tuesday with torrential rain bringing some disruption.
What to expect
- Spray and sudden flooding could lead to difficult driving conditions and some road closures
- There is a chance that homes and businesses could be flooded quickly, with damage to some buildings from floodwater, lightning strikes, hail or strong winds
- There is a slight chance that power cuts could occur and other services to some homes and businesses could be lost
- There is a small chance of fast flowing or deep floodwater
- Where flooding or lightning strikes occur, there is a chance of delays and some cancellations to train and bus services
What should I do?
Reason for update
Warning extended to include southeast England.
Further details
Whilst some places will miss them, thunderstorms and areas of heavy rain will develop quite widely on Tuesday across much of England and Wales. 20-30 mm of rain is possible within an hour, but where areas of thundery rain become slow-moving, some places could see 50 mm in less than three hours. There is a low probability that higher totals could occur in a few spots over the course of the day, while hail and frequent lightning are likely additional hazards for some places. There is considerable uncertainty at this stage in regional and county level focus.
Regions and local authorities affected:
- Derby
- Derbyshire
- Leicester
- Leicestershire
- Lincolnshire
- Northamptonshire
- Nottingham
- Nottinghamshire
- Rutland
- Bedford
- Cambridgeshire
- Central Bedfordshire
- Essex
- Hertfordshire
- Luton
- Norfolk
- Peterborough
- Southend-on-Sea
- Suffolk
- Thurrock
- Bracknell Forest
- Brighton and Hove
- Buckinghamshire
- East Sussex
- Greater London
- Hampshire
- Isle of Wight
- Kent
- Medway
- Milton Keynes
- Oxfordshire
- Portsmouth
- Reading
- Slough
- Southampton
- Surrey
- West Berkshire
- West Sussex
- Windsor and Maidenhead
- Wokingham
- Darlington
- Durham
- Gateshead
- Hartlepool
- Middlesbrough
- Newcastle upon Tyne
- North Tyneside
- Northumberland
- Redcar and Cleveland
- South Tyneside
- Stockton-on-Tees
- Sunderland
- Blackburn with Darwen
- Blackpool
- Cheshire East
- Cheshire West and Chester
- Cumbria
- Greater Manchester
- Halton
- Lancashire
- Merseyside
- Warrington
- Bath and North East Somerset
- Bournemouth Christchurch and Poole
- Bristol
- Cornwall
- Devon
- Dorset
- Gloucestershire
- Isles of Scilly
- North Somerset
- Plymouth
- Somerset
- South Gloucestershire
- Swindon
- Torbay
- Wiltshire
- Blaenau Gwent
- Bridgend
- Caerphilly
- Cardiff
- Carmarthenshire
- Ceredigion
- Conwy
- Denbighshire
- Flintshire
- Gwynedd
- Isle of Anglesey
- Merthyr Tydfil
- Monmouthshire
- Neath Port Talbot
- Newport
- Pembrokeshire
- Powys
- Rhondda Cynon Taf
- Swansea
- Torfaen
- Vale of Glamorgan
- Wrexham
- Herefordshire
- Shropshire
- Staffordshire
- Stoke-on-Trent
- Telford and Wrekin
- Warwickshire
- West Midlands Conurbation
- Worcestershire
- East Riding of Yorkshire
- Kingston upon Hull
- North East Lincolnshire
- North Lincolnshire
- North Yorkshire
- South Yorkshire
- West Yorkshire
- York
Headline
While some places stay dry, others are likely to see thunderstorms with torrential rain during Wednesday, bringing possible disruption.
What to expect
- Spray and sudden flooding could lead to difficult driving conditions and some road closures
- There is a small chance that homes and businesses could be flooded quickly, with damage to some buildings from floodwater, lightning strikes, hail or strong winds
- There is a slight chance that power cuts could occur and other services to some homes and businesses could be lost
- There is a small chance that some communities become cut off by flooded roads
- Where flooding or lightning strikes occur, there is a chance of delays and some cancellations to train and bus services
- There is a small chance of fast flowing or deep floodwater causing danger to life
What should I do?
Further details
Whilst some places will miss them, thunderstorms and areas of heavy rain will develop quite widely on Wednesday across the southern England. 20-30 mm of rain is possible within an hour, but where areas of thundery rain become slow-moving, some places could see 60 mm in less than three hours. A few spots could see more rainfall than this still, whilst hail and lightning may be additional hazards. .
Regions and local authorities affected:
- Northamptonshire
- Bedford
- Cambridgeshire
- Central Bedfordshire
- Essex
- Hertfordshire
- Luton
- Norfolk
- Southend-on-Sea
- Suffolk
- Thurrock
- Bracknell Forest
- Brighton and Hove
- Buckinghamshire
- East Sussex
- Greater London
- Hampshire
- Isle of Wight
- Kent
- Medway
- Milton Keynes
- Oxfordshire
- Portsmouth
- Reading
- Slough
- Southampton
- Surrey
- West Berkshire
- West Sussex
- Windsor and Maidenhead
- Wokingham
- Bath and North East Somerset
- Bournemouth Christchurch and Poole
- Bristol
- Cornwall
- Devon
- Dorset
- Gloucestershire
- North Somerset
- Plymouth
- Somerset
- South Gloucestershire
- Swindon
- Torbay
- Wiltshire
- Warwickshire
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What do the warning colours mean?
Red warning
- Dangerous weather is expected and, if you have not done so already, you should take action now to keep yourself and others safe from the impact of the severe weather.
- It is very likely that there will be a risk to life, with substantial disruption to travel, energy supplies and possibly widespread damage to property and infrastructure.
Amber warning
- There is an increased likelihood of impacts from severe weather, which could potentially disrupt your plans.
- This means there is the possibility of travel delays, road and rail closures, power cuts and the potential risk to life and property.
Yellow warning
- Yellow warnings can be issued for a range of weather situations.
- It is important to read the content of yellow warnings to determine which weather situation is being covered by the warning.
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