A yellow weather warning for rush hour fog is in force for Dumfries and Galloway.
Anyone travelling this morning is being urged to allow extra time for their journeys due to low visibility.
The warning is in force until 11am on Wednesday morning.
A Met Office forecaster said: “Fog patches are expected to develop overnight and during Wednesday morning before gradually clearing through Wednesday.
“Fog will bring visibility to below 100m at times, perhaps causing some travel disruption.”
Drivers are urged to give extra time for their journeys and make sure they know how their fog lights work before setting off.
Bus, train and ferry services may also be affected.