Connacht
Issued at: 19 November 2025 17:30
TONIGHT
Cold this evening and tonight with scattered showers continuing to feed in from the north. They will turn wintry with some sleet and snow in places, especially over higher ground. Frost and icy patches will also develop overnight. Lowest temperatures of -1 to +3 degrees in light to moderate west to northwest winds, stronger on coasts.
Solar UV Index
Low.
TOMORROW - Thursday 20th November
A cold, bright day on Thursday with scattered showers, some of hail and sleet with a chance of snow on high ground. Showers will become isolated in the evening. Highest temperatures of 4 to 7 degrees in light to moderate west to northwest winds.
National Outlook
Overview: Cold at first with widespread frost and ice on Thursday night. Becoming less cold later on Friday and over the weekend with spells of rain forecast.
Thursday night: Dry and clear to start and turning very cold after dark. Cloud will gradually build in from the west overnight with very light outbreaks of rain and drizzle possibly developing overnight, mainly on Atlantic coasts. Mostly light to moderate northerly or variable breezes with lowest temperatures of -3 to +2 degrees with frost and icy patches likely.
Friday: Cloudy conditions will continue to spread eastwards into Friday morning with rain and drizzle becoming more persistent towards the afternoon as a band of rain moves in from the west. Highest temperatures of 4 to 9 degrees in light to moderate southerly winds, strong at times on Atlantic coasts.
Friday night: Rain and drizzle will clear eastwards overnight with isolated showers following in behind. Lowest temperatures of 2 to 7 degrees in moderate to fresh south to southwest winds, strong at times on south and east coasts.
Saturday: A brighter start on Saturday for the parts of Ulster and Connacht, while remaining cloudier elsewhere. Cloudy conditions will become more widespread though by midday with rain spreading from the southwest. This rain will persist for the remainder of the day and into Saturday night, with showery outbreaks moving in towards the morning. Light to moderate south to southeast winds, strengthening on west and southwest coasts by the afternoon. Highest temperatures of 7 to 12 degrees.
Sunday: Sunday is looking to remain generally unsettled with widespread cloudy conditions and showery outbreaks of rain. There will be opportunities for brighter breaks throughout the day in the southwest. Clearer spells will develop throughout the afternoon with showers becoming more scattered too. Highest temperatures of 6 to 10 degrees in moderate to fresh north to northwest winds, reaching strong to near gale force strength and gusty along Atlantic coasts.
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.