A Status Yellow snow and ice warning is due to remain in place for Donegal, Leitrim and Sligo until noon.
Met Éireann is warning of icy patches in places and some snow accumulations on higher ground.
TODAY
Cold and frosty this morning with some icy stretches and patches of mist or fog.
Most places will be dry and bright today with sunny spells. Scattered showers will continue to affect parts of the north and northeast and some will be wintry.
Cold, with highest afternoon temperatures of 5C to 8C in moderate to fresh northwest winds – strong in the north and east at first.
Winds will ease and back westerly by evening.
TONIGHT
Mostly dry, clear and cold at first tonight, with frost and icy patches returning soon after dark.
Cloud and temperatures will then increase as outbreaks of rain move in to the west and southwest and extend to most areas by morning.
Remaining cold in northern areas, where some wintry falls will be possible.
Lowest temperatures of – 1C to 2C will occur early in the night.
South to southeasterly winds will also increase, becoming strong near coasts.