People in Laois and Offaly have been posting pictures of the snow on social media.
Gardaí are advising motorists in the midlands to avoid unnecessary journeys this evening.
They are appealing to drivers to slow down.
They are warning that everything changes about driving in snowy conditions.
There are also reports of treacherous road conditions on the N80 between Portlaoise and Stradbally and Mountmellick and Portlaoise.
They are also asking people to stay in doors if possible.
Photo credit: Facebook - Midland Weather Channel
Met Eireann says temperatures will plunge as low as minus 1 degrees tonight, with chances of rain, sleet and snow.
Photo credit: Patrick Commins in Emo