Fog is likely to lead to some travel disruption during Monday evening.
Although not all areas will be affected, some thick fog patches, with visibility less than 100 metres, are expected across southern parts of England and Wales through this evening.
What to expect
- Slower journey times with delays to bus and train services possible
- There is a chance of delays or cancellations to flights
- Blaenau Gwent
- Merthyr Tydfil
- Neath Port Talbot
- Rhondda Cynon Taf
- Vale of Glamorgan