Gardai are warning that freezing fog is a problem in areas this morning.
A weather warning for frosty conditions and hazardous roads remains in place until 10am this morning.
Gardai are warning that freezing fog is bad in around Sligo town as well as Carraroe and in north Sligo between Cliffoney and Tullaghan.
Back roads are not gritted and people are encouraged to take care.
Pedestrians and vulnerable road users are also encouraged to wear high-viz clothing if out on the roads this winter.