Freezing temperatures are expected around the country right up to next Wednesday.
It comes after snow fell in many higher areas around the country in recent days.
Meanwhile, a Status Yellow wind warning has been issued for the entire country until 6am tomorrow morning.
Met Éireann said gusts of up to 100km per hour are expected with a risk of coastal flooding.
The forecaster said things will remain “very cold” for the next five days with sharp to severe frosts, icy stretches and some wintry showers.
Temperatures are expected to fall as low as -3C around the country on Saturday, with patches of fog and the risk of some “dense patches.”
Sunday will start very cold and frosty, with frost and fog in some areas for much of the day.
There will be outbreaks of rain in across much of Munster and Parts of Leinster with temperatures hovering around 0C on Sunday night.
It is expected to remain cold on Monday morning, with scattered wintry showers possible in northern and eastern coastal areas. Monday night will also be frosty with temperatures dropping to around -2C.
Tuesday night is forecast to be even colder before some “breezy wet weather moves in from the Atlantic” with the rest of the week expected to be “milder but unsettled.”
Main image shows Fanad Lighthouse, 04-12-2020. Image: Rosie Nic Cionnaith/Fanad Lighthouse