Met Éireann has issued two new weather warnings for Ireland tonight.
Snow and ice will lead to treacherous conditions overnight, with temperatures dipping to lows of -4C.
Motorists are being urged to take extreme care due to frost and ice on the roads.
The low temperature ice warning comes into effect from 8pm tonight until 10am tomorrow, while the snow alert is valid from 11pm tonight until 11am tomorrow.
The forecast for Ulster tonight reports: “Outbreaks of rain, turning to sleet and snow for a time, particularly in eastern parts of the province will lead to poor travelling conditions. Lowest temperatures of -2 to 0 degrees, with frost and icy patches developing, coldest early in the night. Light to moderate variable breezes, but winds will become fresh west to northwest as the rain clears.”