Snow is expected in the Highland and Grampian regions tomorrow above 200 metres.
Roads likely to be affected include the A96 between Aberdeen and Elgin, the A95 and the A9 coming out of Inverness.
A spokesman for Traffic Scotland said that there were no planned road closures at this stage but commuters should check their website for updates.
A yellow warning has been issued for snow fall tonight in Aberdeenshire, Moray and Highlands.
Yellow Warning of Snow and Ice for Grampian : Aberdeenshire & Moray valid from 2100 Thu 18 Dec to 0600 Sat 20 Dec http://t.co/ROk8atusix
— Met Office warnings (@metofficeScot) December 18, 2014