Motorists are being advised to take extreme care on the roads this weekend as temperatures are set to fall as low as minus 5 at night with snow and icy conditions expected from this evening.
The wintry weather is forecast to hit this evening with snow showers expected in the north west.
Snow showers are expected to affect Donegal giving accumulations of 3 to 5 centimetres at times.
The accumulations will occur mainly at night time, with occasional thawing likely by day.
The Road Safety Authority has urged that drivers, cyclists and pedestrians should be extra vigilant.
Road Safety Officer with Donegal County Council, Eamon Browne has this safety message for drivers:
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