Today will be mainly dry with sunny spells across most of Ulster, according to Met Éireann.
There will be some showers in east Ulster and also in coastal areas of the west.
Highest temperatures of 7 or 8 degrees with mostly light variable breezes.
Tonight, scattered showers will affect many coastal areas.
It will be mainly dry further inland with perhaps some patches of mist or fog and a touch of grass frost.
Lowest temperatures of 0 to 4 degrees with light breezes.