UK weather warnings

Warning details for UK

Yellow warning


Areas of fog leading to some slower journeys

What to expect

  • Slower journey times by car and possible delays to bus services
  • There is a chance of delays or cancellations to flights
Further details

Further details

Fog, with visibility below 100m in places, particularly over higher ground, will clear later on Saturday morning.

Warning impact matrix

Very low
to High

Regions and local authorities affected:

East of England
  • Central Bedfordshire
  • Essex
  • Hertfordshire
  • Luton
London & South East England
  • Bracknell Forest
  • Buckinghamshire
  • Greater London
  • Hampshire
  • Oxfordshire
  • Reading
  • Slough
  • Surrey
  • West Berkshire
  • Windsor and Maidenhead
  • Wokingham
South West England
  • Wiltshire

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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.

Follow alerts in the app