A snowfall warning has been issued for south portions of the Cariboo, including Williams Lake.
Environment Canada says the snow will be intensifying this afternoon.
As much as 20 cm is expected by Friday morning for communities closest to the Cariboo Mountains such as Horsefly and Likely.
The snow is expected to ease sometime Friday afternoon.
The weather agency is warning motorists to be cautious on the roads as visibility is expected to be poor during the storm.