Wales woke to another frosty morning on Saturday after temperatures plunged.
Shoppers eager to avoid a last-minute rush next weekend are being warned to watch out for icy pavements.
Motorists in Wales have been urged to take extra care, with ice making driving conditions treacherous in some areas.
Dyfed Powys Police said the A40 Llandeilo to Broadoak road is closed and diversions have been put in place.
For those hoping for a white Christmas this year could find themselves disappointed, as milder weather looks set to return through next week.