Information supplied by Met Éireann
It will be mostly cloudy at first Today, with outbreaks of rain.
Clearer, brighter and more showery conditions will extend down from the north this afternoon.
Some of the showers could be heavy with a risk of hail.
Afternoon temperatures reaching 7 to 10 degrees across the northern half of the country and between 11 to 13 degrees further south.
It is set to feel much colder by this evening in fresh and gusty north-westerly winds - with a few wintry showers possible in the north and northwest later.
Rather windy Tonight and cold, with clear spells and showers; the showers will be most frequent over Connacht and Ulster.
There will be some hail, with a risk of sleet over high ground. There is also a risk of thunder, especially in northern and western coastal counties.
Lows of 0 to +3 degrees, with frost in places sheltered from the moderate to fresh north to northwest winds.