Today
Mist and fog patches will clear this morning and today will be warm and mostly dry, with hazy sunshine, but a few scattered showers will develop, mainly in Ulster.
Patches of mist and sea fog are possible along the east coast during the day.
Maximum temperatures 19 to 25 Celsius, in mostly light southeasterly breezes.
Tonight
Tonight will be dry in most areas with variable cloud cover, but outbreaks of rain will extend across much of Munster overnight, with a risk of some heavy and possibly thundery bursts.
A few mist patches may develop in places.
Winds mostly light southeasterly, freshening on the southwest coast.
Minimum temperatures 10 to 14 Celsius.