Met Eireann's warning there could be snow in parts of the country this week especially in inland areas of the North West. .
A polar air mass is set to bring wintry showers and there's a risk of flooding on Atlantic coasts.
Forecasters say there could be a "potentially disruptive period of weather" on Wednesday.
Meteorologist Mathew Martin outlines what's in store:
[audio mp3="http://old.oceanfm.ie/wp-content/uploads/2018/01/08martin-weather-clip-af-pq.mp3"][/audio]