National Forecast
Issued at: 12 March 2026 23:00
TONIGHT
It will be cold and quite windy overnight with clear spells and blustery showers or longer spells of rain, heavy and wintry at times and with isolated thunderstorms, hail, and sleet. Snow is possible also, mainly in parts of the northwest and on higher ground elsewhere. Lowest temperatures of 0 to 3 degrees with fresh to strong, gusty southwesterly winds with gales along west and southwest coasts
TOMORROW - Friday 13th March
Friday will be cold and breezy with bright or sunny spells and occasional showers. Some of the showers could be wintry at first but becoming mostly rain or hail through the morning. Isolated thunderstorms are also possible. Highest temperatures of 5 to 8 degrees, with moderate to fresh, gusty westerly winds.
National Outlook
Friday Night: Showers will gradually become less frequent early on Friday night, becoming largely confined to Atlantic coastal counties with clear spells developing for a time. Cloud will increase from the Atlantic overnight with patchy rain and drizzle developing in western areas. Westerly winds will ease light to moderate and back southwesterly overnight. Lowest temperatures of -1 to +3 degrees.
Saturday: Saturday will start dry in the east with some sunshine, but cloud will continue to thicken from the west through the morning as patchy rain and drizzle spreads across the country during the afternoon. Highest temperatures of 7 to 10 degrees in light to moderate westerly winds. Winds will back south to southwest on Saturday night heralding the advance of further outbreaks of rain and drizzle extending from the Atlantic. The rain and drizzle will become patchier towards morning with some clear breaks developing. Lowest temperatures of 3 to 7 degrees.
Sunday: Sunday will be a cool and breezy day with sunny spells and scattered blustery showers, some turning wintry later in the day with a chance of hail or sleet, mainly in the north. Afternoon highs of 5 to 10 degrees in fresh to strong westerly winds. Showers will gradually ease, becoming largely confined to Ulster with skies clearing elsewhere. Lowest temperatures of 3 to 7 degrees with moderate to fresh and gusty westerly winds backing southwest by morning.
Monday: Many places will be dry at first on Monday, but cloud will soon thicken with outbreaks of rain and drizzle spreading from the Atlantic. It'll become breezy too with fresh to strong south to southwest winds developing in the afternoon. Highest temperatures of 10 to 12 degrees.
Tuesday, St Patrick's Day: Still a degree of uncertainty at present but current indications suggest a mostly cloudy and damp start to the day with outbreaks of rain and drizzle slowly clearing southeastwards and brightening up from the west as the day goes on. Highest temperatures of 8 to 11 degrees with light to moderate west to southwest winds.
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.