National Forecast
Issued at: 12 October 2026 04:30
TODAY - Monday 12th October
Mostly cloudy to begin today with a few residual patches of drizzle, mist and fog. It will brighten up in parts for a time with some sunny spells in places. However, outbreaks of rain and drizzle will push in from the Atlantic in the afternoon, mostly affecting western counties, and becoming persistent and heavier in the evening. Mild for the time of year with highs of 14 to 19 degrees, but becoming breezy with the southerly winds becoming strong in Atlantic coastal parts.
TONIGHT
Rain, heavy at times, in the west, will spread eastwards through the night with clearer conditions following, along with some blustery showers feeding in from the Atlantic. Lowest temperatures of 9 to 14 degrees, with blustery southerly winds veering southwest and moderating.
TOMORROW - Tuesday 13th October
Tomorrow will bring sunny spells and scattered showers. The showers, which will be heaviest and most frequent in Ulster with the chance of thunder, will become more isolated from the south through the afternoon . Moderate to fresh and gusty west to southwesterly winds will ease later. Highest temperatures of 13 to 16 degrees, coolest in the northwest.
National Outlook
Overview: Mixed conditions this week with spells of rain and showers, but also some drier periods. It'll be breezy or windy at times too. Relatively mild for the time of year, including some mild nights. Turning colder and more settled late in the week and for next weekend.
Tuesday night: Mostly dry with clear spells, but becoming cloudier in the west and northwest where the odd spot of light rain or drizzle is possible. Lowest temperatures of 8 to 12 degrees, with light to moderate southerly winds, freshening , and becoming strong in the west and northwest.
Wednesday: A windy day, it will be mostly dry at first with some sunny spells and just a few patches of light rain or drizzle about. Becoming cloudier in the west and north though, with rain following there in the afternoon and evening. Highest temperatures of 14 to 17 degrees, with fresh to strong and gusty southerly winds.
Heavy rain on Wednesday night affecting the southwest, west and north, will spread to the rest of the country on Thursday morning. So Thursday starting off wet and breezy. The rain will clear eastwards through the morning and afternoon, with drier and brighter conditions following and just a few showers feeding into Atlantic coastal areas. Highest temperatures of 13 to 16 degrees, with fresh southerly winds veering westerly and easing.
Aside from a few showers affecting the north for a time on Friday, the further outlook suggests that an area of high pressure will bring plenty of dry, bright and settled weather for the remainder of the week and into next weekend. However, it will turn colder both by day and by night.
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.