A status yellow snow and ice warning is in place for Louth, Cavan and Monaghan this morning.
Met Éireann say there will be falls of snow, which may lead to some accumulations.
Motorists are being advised to slow down on affected routes and keep a safe distance from the car in front.
The alert runs until midday.
A frosty start with icy stretches on roads Scattered wintry showers this morning, with a few snow flurries. Rain and sleet in the northeast later this morning, will move into the east and southeast today. Highs of 3 to 6 degrees and feeling cold in fresh and gusty northerly winds pic.twitter.com/ShA8jA6k3k
— Met Éireann (@MetEireann) December 31, 2020