National Forecast
Issued at: 23 January 2026 19:00
TONIGHT
Cloudy for most tonight with outbreaks of rain spreading from the south. Rain will be most persistent and heaviest over the southern half of the country with dry and clear spells developing in the north and northwest. Breezy in moderate to fresh northeast winds, strong on eastern coasts. Lowest temperatures of 3 to 7 degrees.
TOMORROW - Saturday 24th January
Another dull and damp day with outbreaks of rain and drizzle, heavy at times in the south and southwest. The best of any dry spells will be in Ulster. Highest temperatures of 5 to 9 degrees with moderate to fresh easterly winds decreasing light variable in the southwest.
National Outlook
Overview: Low pressure continuing to dominate, bringing spells of wet and often breezy weather and with just limited bright spells.
Saturday Night: Mostly cloudy with outbreaks of rain and drizzle. Lowest temperatures of 3 to 6 degrees, with moderate to fresh, even strong at times, easterly winds becoming cyclonic variable through the night.
Sunday: Starting off generally cloudy with widespread outbreaks of rain and drizzle. These outbreaks will become less frequent and widespread through the day with some sunny spells developing in places. Highest temperatures of 5 to 9 degrees, with moderate to fresh cyclonic variable winds becoming mostly easterly and easing.
Sunday night: Sunday night will be mostly dry apart from a few light outbreaks of rain or drizzle. While there will be clear spells at first, cloud will begin to build from the southwest through the second half of the night, with more persistent rain following into the southwest towards morning. Lowest temperatures of 2 to 6 degrees, with light to moderate east to southeast winds.
Monday: Cloudy, breezy, and wet with rain, heavy at times, spreading northeastwards across the country. Highest temperatures of 5 to 9 degrees, with moderate to fresh southeasterly winds, stronger on eastern and southeastern coasts.
Tuesday: Some uncertainty in the detail but current indications are that conditions will be cloudier and wetter further east, and drier with the best of any bright spells further west. Highest temperatures of 4 to 8 degrees, with light to moderate northwesterly or variable winds.
Further outlook: Low pressure continuing to dominate, bringing further unsettled and mixed conditions.
Temperature circle (°C): maximum and minimum temperature forecast for each day. Wind symbol (km/h): arrow points in the direction the wind is blowing. The weather and wind icons: for the time of maximum temperature and minimum temperature.