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Weather Warnings Archive: Wednesday 20 Oct 2021 20:30 BST - UK

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Coloured regions on the map show where severe weather warnings have been issued.
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Weather Warnings, 20.10.2021, UK

Severe Weather Warnings: Thunderstorms

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   04:00, 20.10.2021
until
   12:00, 20.10.2021


Region: Wales

Warning

An area of heavy rain and thunderstorms will move quickly eastwards across Wales and southwestern England into parts of central, southern and eastern England during Wednesday morning. Many areas will see a spell of rain whilst some places will be affected by thunderstorms bringing a brief period of heavy rain, lightning, and strong, gusty winds with hail also affecting some spots. Gusts will tend to peak at 40-50 mph, but whilst very unlikely in any one place, much stronger winds are possible here and there, then potentially damaging some structures.

Chief Forecaster

A brief period of heavy rain, thunderstorms and very gusty winds may cause some disruption on Wednesday morning.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: 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

Severe Weather Warnings: Thunderstorms

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   04:00, 20.10.2021
until
   12:00, 20.10.2021


Region: North West England

Warning

An area of heavy rain and thunderstorms will move quickly eastwards across Wales and southwestern England into parts of central, southern and eastern England during Wednesday morning. Many areas will see a spell of rain whilst some places will be affected by thunderstorms bringing a brief period of heavy rain, lightning, and strong, gusty winds with hail also affecting some spots. Gusts will tend to peak at 40-50 mph, but whilst very unlikely in any one place, much stronger winds are possible here and there, then potentially damaging some structures.

Chief Forecaster

A brief period of heavy rain, thunderstorms and very gusty winds may cause some disruption on Wednesday morning.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: Cheshire East, Cheshire West and Chester, Halton, Merseyside, Warrington

Severe Weather Warnings: Thunderstorms

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   04:00, 20.10.2021
until
   12:00, 20.10.2021


Region: West Midlands

Warning

An area of heavy rain and thunderstorms will move quickly eastwards across Wales and southwestern England into parts of central, southern and eastern England during Wednesday morning. Many areas will see a spell of rain whilst some places will be affected by thunderstorms bringing a brief period of heavy rain, lightning, and strong, gusty winds with hail also affecting some spots. Gusts will tend to peak at 40-50 mph, but whilst very unlikely in any one place, much stronger winds are possible here and there, then potentially damaging some structures.

Chief Forecaster

A brief period of heavy rain, thunderstorms and very gusty winds may cause some disruption on Wednesday morning.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: Herefordshire, Shropshire, Staffordshire, Stoke-on-Trent, Telford and Wrekin, Warwickshire, West Midlands Conurbation, Worcestershire

Severe Weather Warnings: Thunderstorms

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   04:00, 20.10.2021
until
   12:00, 20.10.2021


Region: East Midlands

Warning

An area of heavy rain and thunderstorms will move quickly eastwards across Wales and southwestern England into parts of central, southern and eastern England during Wednesday morning. Many areas will see a spell of rain whilst some places will be affected by thunderstorms bringing a brief period of heavy rain, lightning, and strong, gusty winds with hail also affecting some spots. Gusts will tend to peak at 40-50 mph, but whilst very unlikely in any one place, much stronger winds are possible here and there, then potentially damaging some structures.

Chief Forecaster

A brief period of heavy rain, thunderstorms and very gusty winds may cause some disruption on Wednesday morning.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: Derby, Derbyshire, Leicester, Leicestershire, Lincolnshire, Northamptonshire, Nottingham, Nottinghamshire, Rutland

Severe Weather Warnings: Thunderstorms

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   04:00, 20.10.2021
until
   12:00, 20.10.2021


Region: East of England

Warning

An area of heavy rain and thunderstorms will move quickly eastwards across Wales and southwestern England into parts of central, southern and eastern England during Wednesday morning. Many areas will see a spell of rain whilst some places will be affected by thunderstorms bringing a brief period of heavy rain, lightning, and strong, gusty winds with hail also affecting some spots. Gusts will tend to peak at 40-50 mph, but whilst very unlikely in any one place, much stronger winds are possible here and there, then potentially damaging some structures.

Chief Forecaster

A brief period of heavy rain, thunderstorms and very gusty winds may cause some disruption on Wednesday morning.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: Bedford, Cambridgeshire, Central Bedfordshire, Essex, Hertfordshire, Luton, Norfolk, Peterborough, Suffolk

Severe Weather Warnings: Rain

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   16:00, 20.10.2021
until
   03:00, 21.10.2021


Region: East of England

Warning

An area of heavy rain reaching southwest England late Wednesday afternoon spreads eastwards across southern England, reaching the far southeast of England by mid-evening. Rain will last for around six hours in any location, finally clearing southeast England during the early hours of Thursday. Rain may be accompanied by coastal gales and, in a few places, thunder. 15 to 25 mm of rain is widely expected with 30 to 50 mm possible in a few places.

Chief Forecaster

Wet and windy weather likely brings some disruption to parts of southern England this evening and overnight.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: Essex, Southend-on-Sea, Thurrock

Severe Weather Warnings: Rain

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   21:00, 20.10.2021
until
   02:00, 21.10.2021


Region: East of England

Warning

Some very heavy rain will occur during Wednesday evening and night, with 20-30 mm of rain possible in an hour and locally 60 mm in 2-3 hours. This will lead to surface water flooding particularly if the heaviest rain occurs over larger towns and cities.

Chief Forecaster

Very heavy rain expected to cause surface water flooding overnight.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: Essex, Southend-on-Sea, Thurrock

Severe Weather Warnings: Rain

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   16:00, 20.10.2021
until
   03:00, 21.10.2021


Region: South West England

Warning

An area of heavy rain reaching southwest England late Wednesday afternoon spreads eastwards across southern England, reaching the far southeast of England by mid-evening. Rain will last for around six hours in any location, finally clearing southeast England during the early hours of Thursday. Rain may be accompanied by coastal gales and, in a few places, thunder. 15 to 25 mm of rain is widely expected with 30 to 50 mm possible in a few places.

Chief Forecaster

Wet and windy weather likely brings some disruption to parts of southern England this evening and overnight.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: Bath and North East Somerset, Bournemouth Christchurch and Poole, Cornwall, Devon, Dorset, Plymouth, Somerset, Torbay, Wiltshire

Severe Weather Warnings: Rain

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   21:00, 20.10.2021
until
   02:00, 21.10.2021


Region: South West England

Warning

Some very heavy rain will occur during Wednesday evening and night, with 20-30 mm of rain possible in an hour and locally 60 mm in 2-3 hours. This will lead to surface water flooding particularly if the heaviest rain occurs over larger towns and cities.

Chief Forecaster

Very heavy rain expected to cause surface water flooding overnight.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: Dorset, Wiltshire

Severe Weather Warnings: Thunderstorms

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   04:00, 20.10.2021
until
   12:00, 20.10.2021


Region: South West England

Warning

An area of heavy rain and thunderstorms will move quickly eastwards across Wales and southwestern England into parts of central, southern and eastern England during Wednesday morning. Many areas will see a spell of rain whilst some places will be affected by thunderstorms bringing a brief period of heavy rain, lightning, and strong, gusty winds with hail also affecting some spots. Gusts will tend to peak at 40-50 mph, but whilst very unlikely in any one place, much stronger winds are possible here and there, then potentially damaging some structures.

Chief Forecaster

A brief period of heavy rain, thunderstorms and very gusty winds may cause some disruption on Wednesday morning.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: 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

Severe Weather Warnings: Rain

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   16:00, 20.10.2021
until
   03:00, 21.10.2021


Region: London & South East England

Warning

An area of heavy rain reaching southwest England late Wednesday afternoon spreads eastwards across southern England, reaching the far southeast of England by mid-evening. Rain will last for around six hours in any location, finally clearing southeast England during the early hours of Thursday. Rain may be accompanied by coastal gales and, in a few places, thunder. 15 to 25 mm of rain is widely expected with 30 to 50 mm possible in a few places.

Chief Forecaster

Wet and windy weather likely brings some disruption to parts of southern England this evening and overnight.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: Bracknell Forest, Brighton and Hove, East Sussex, Greater London, Hampshire, Isle of Wight, Kent, Medway, Portsmouth, Reading, Slough, Southampton, Surrey, West Berkshire, West Sussex, Windsor and Maidenhead, Wokingham

Severe Weather Warnings: Rain

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   21:00, 20.10.2021
until
   02:00, 21.10.2021


Region: London & South East England

Warning

Some very heavy rain will occur during Wednesday evening and night, with 20-30 mm of rain possible in an hour and locally 60 mm in 2-3 hours. This will lead to surface water flooding particularly if the heaviest rain occurs over larger towns and cities.

Chief Forecaster

Very heavy rain expected to cause surface water flooding overnight.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: Bracknell Forest, East Sussex, Greater London, Hampshire, Kent, Medway, Oxfordshire, Portsmouth, Reading, Slough, Southampton, Surrey, West Berkshire, West Sussex, Windsor and Maidenhead, Wokingham

Severe Weather Warnings: Thunderstorms

Date

issued by the Metoffice at
   19:30, 20.10.2021

valid from
   04:00, 20.10.2021
until
   12:00, 20.10.2021


Region: London & South East England

Warning

An area of heavy rain and thunderstorms will move quickly eastwards across Wales and southwestern England into parts of central, southern and eastern England during Wednesday morning. Many areas will see a spell of rain whilst some places will be affected by thunderstorms bringing a brief period of heavy rain, lightning, and strong, gusty winds with hail also affecting some spots. Gusts will tend to peak at 40-50 mph, but whilst very unlikely in any one place, much stronger winds are possible here and there, then potentially damaging some structures.

Chief Forecaster

A brief period of heavy rain, thunderstorms and very gusty winds may cause some disruption on Wednesday morning.

The public is advised to take extra care, further information and advice can be found here: http://www.metoffice.gov.uk/weather/uk/links.html

Local Authorities: Buckinghamshire, Hampshire, Isle of Wight, Milton Keynes, Oxfordshire, Portsmouth, Reading, Southampton, West Berkshire, Windsor and Maidenhead, Wokingham