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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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UK weather warnings

Yellow warning
Ice
19:00
Today
UTC
09:00
Tomorrow

Icy patches may form on untreated surfaces during Sunday night into Monday morning.

What should I expect?

  • Some injuries from slips and falls on icy surfaces
  • Probably some icy patches on some untreated roads, pavements and cycle paths

What should I do?

Further detail

With wet surfaces following recent rain, and temperatures falling close to or below freezing, icy patches will be possible on untreated surfaces for a time on Sunday night into Monday morning. Cloud increasing from the east later in the night may allow temperatures to recover, but it will likely remain cold with an ongoing ice risk in western areas into the morning commute hours. A few freezing fog patches may pose an additional hazard.

What Should I Do?

Keep yourself and your family safe when it is icy. Plan to leave the house at least five minutes earlier than normal. Not needing to rush, reduces your risk of accidents, slips, and falls.

If you need to make a journey on foot, try to use pavements along main roads which are likely to be less slippery. Similarly, if cycling, try and stick to main roads which are more likely to have been treated.

Give yourself the best chance of avoiding delays by checking road conditions if driving, or bus and train timetables, amending your travel plans if necessary.

Be prepared for weather warnings to change: when a weather warning is issued, the Met Office recommends staying up to date with the weather forecast in your area.

Why is the warning yellow?

This warning has a medium likelihood and a low impact.

Very
likely
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
to
Unlikely
Very low
impact
to High
impact

Issued

Regions and local authorities affected:

Northern Ireland

  • County Antrim
  • County Armagh
  • County Down
  • County Fermanagh
  • County Londonderry
  • County Tyrone
Yellow warning
Ice
22:00
Today
UTC
09:00
Tomorrow

Icy patches may form on untreated surfaces during Sunday night into Monday morning

What should I expect?

  • Some injuries from slips and falls on icy surfaces
  • Probably some icy patches on some untreated roads, pavements and cycle paths

What should I do?

Further detail

With wet surfaces following recent rain, and temperatures falling close to or below freezing, icy patches will be possible on untreated surfaces for a time on Sunday night into Monday morning. The extent of cloud cover across parts of Wales and central southern England is more uncertain, which will influence whether temperatures fall sufficiently low enough to allow ice to form. A few fog patches may pose an additional hazard.

What Should I Do?

Keep yourself and your family safe when it is icy. Plan to leave the house at least five minutes earlier than normal. Not needing to rush, reduces your risk of accidents, slips, and falls.

If you need to make a journey on foot, try to use pavements along main roads which are likely to be less slippery. Similarly, if cycling, try and stick to main roads which are more likely to have been treated.

Give yourself the best chance of avoiding delays by checking road conditions if driving, or bus and train timetables, amending your travel plans if necessary.

Be prepared for weather warnings to change: when a weather warning is issued, the Met Office recommends staying up to date with the weather forecast in your area.

Why is the warning yellow?

This warning has a medium likelihood and a low impact.

Very
likely
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
to
Unlikely
Very low
impact
to High
impact

Issued

Regions and local authorities affected:

London & South East England

  • Hampshire
  • Isle of Wight
  • Portsmouth
  • Southampton

South West England

  • Bath and North East Somerset
  • Bournemouth Christchurch and Poole
  • Bristol
  • Cornwall
  • Devon
  • Dorset
  • North Somerset
  • Plymouth
  • Somerset
  • South Gloucestershire
  • Torbay
  • Wiltshire

Wales

  • Blaenau Gwent
  • Bridgend
  • Caerphilly
  • Cardiff
  • Carmarthenshire
  • Ceredigion
  • Conwy
  • Denbighshire
  • Gwynedd
  • Isle of Anglesey
  • Merthyr Tydfil
  • Monmouthshire
  • Neath Port Talbot
  • Newport
  • Pembrokeshire
  • Powys
  • Rhondda Cynon Taf
  • Swansea
  • Torfaen
  • Vale of Glamorgan
Yellow warning
Rain
12:00
Tomorrow
UTC
09:00
Tue 3

Further rainfall on Monday and into Tuesday may lead to some flooding and disruption

What should I expect?

  • There is a small chance that homes and businesses could be flooded, causing damage to some buildings
  • There is a small chance of fast flowing or deep floodwater causing danger to life
  • Where flooding occurs, there is a slight chance of delays or cancellations to train and bus services
  • Spray and flooding could lead to difficult driving conditions and some road closures
  • There is a small chance that some communities will become cut off by flooded roads
  • There is a slight chance of power cuts and loss of other services to some homes and businesses

What should I do?

Further detail

Whilst there is some uncertainty, outbreaks of rain may become persistent on Monday, especially later in the day and overnight, before gradually easing and clearing into Tuesday. Accumulations of 10-20 mm are possible fairly widely, with perhaps as much as 30-50 mm over Dartmoor. Given saturated ground following recent rain, there is a chance this may leading to some flooding and disruption in places.

What Should I Do?

Check if your property could be at risk of flooding. If so, consider preparing a flood plan and an emergency flood kit.

Give yourself the best chance of avoiding delays by checking road conditions if driving, or bus and train timetables, amending your travel plans if necessary.

People cope better with power cuts when they have prepared for them in advance. It’s easy to do; consider gathering torches and batteries, a mobile phone power pack and other essential items.

Be prepared for weather warnings to change quickly: when a weather warning is issued, the Met Office recommends staying up to date with the weather forecast in your area.

Why is the warning yellow?

This warning has a very low likelihood and a medium impact.

Very
likely
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
✓ ✓ ✓ ✓
to
Unlikely
Very low
impact
to High
impact

Issued

Regions and local authorities affected:

South West England

  • Bournemouth Christchurch and Poole
  • Cornwall
  • Devon
  • Dorset
  • Plymouth
  • Somerset
  • Torbay
Warnings are in force for:

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