National Forecast

Issued at: 18 July 2025 22:57

TONIGHT

Tonight will be dry in most areas. There'll be some showers in Leinster and east Ulster. Lowest temperatures of 10 to 14 degrees with light westerly or variable breezes, becoming southeasterly by morning.

TOMORROW - Saturday 19th July

Saturday will be dry over much of the country with bright or sunny spells. Rain will develop in the southwest early in the morning and spread slowly over Munster and then into south Leinster and Connacht in the evening. Spot flooding and isolated thunderstorms possible, especially in the southwest. Highs of 16 to 21 degrees with moderate to fresh southeast winds.

National Outlook

OVERVIEW: Rather unsettled with frequent showers or spells of rain.

Saturday night: Showery outbreaks of rain will continue to slowly extend northwards over much of the country, reaching northern areas towards morning as drier and clearer conditions develop in the south. Lowest temperatures of 10 to 15 degrees in moderate cyclonic variable winds

Sunday: A mix of sunny spells with showers or showery outbreaks of rain, heavy at times with possible thunderstorms, especially in the north. It will be driest generally in southern areas. Highest temperatures of 17 to 22 degrees with moderate cyclonic variable winds easing light westerly through the day

Sunday night: Largely dry in the south at first with clear spells. Showery outbreaks of rain in the north, heavy at times with the continued possibility of thunderstorms will gradually extend southwards. Lowest temperatures of 8 to 13 degrees in mostly light northwesterly breezes

Monday: Rather cloudy with further showers or showery outbreaks of rain, heaviest and most persistent in the south with further thunderstorms possible. Later in the day, showers will ease for many with some sunny spells breaking through. However, it will remain mostly cloudy and wet in the north. Highest temperatures of 16 to 21 degrees, coolest for Atlantic areas with moderate, occasionally fresh westerly winds developing.

Tuesday: Frequent showers or longer spells of rain will continue to affect the north and northwest through the day. Further south there will be sunny spells and well scattered showers. Highest temperatures of 15 to 19 degrees generally in mostly moderate westerly winds.

Further outlook: Current indications suggest the following days will be mixed but with more in the way of dry intervals.