Issued at: 25 January 2021 21:33
Frost for a time early tonight, mainly in the northeast. Scattered outbreaks of rain and drizzle will continue to move up across the country, turning heavy and persistent at times later. Some falls of sleet or snow later too, mainly across Ulster and the north midlands. Lowest temperatures of -2 to +1 degrees Celsius, but turning less cold in the southwest towards morning, along with freshening southerly winds.
TOMORROW - Tuesday 26th January
A wet and breezy start on Tuesday with outbreaks of rain and some snow for a time over Ulster. Drier weather in the southwest will quickly extend to most areas. However, it will be rather cloudy with patchy mist and drizzle. Some outbreaks of wintry rain will continue to affect Ulster, mainly confined to northern coast by evening. Staying quite cold in Ulster with afternoon highs of just 4 to 7 degrees Celsius, but milder elsewhere with values of 8 to 11 degrees Celsius. Fresh southerly winds will veer westerly during the day.
Outlook: Unsettled with spells of rain.
Tuesday night: Generally cloudy overnight with patchy rain and drizzle. However, drier and clearer across the far north of Ulster with a touch of frost possible. Minimum temperatures of 1 to 5 degrees generally, coldest in Ulster but less cold in Munster, with lows of 6 to 8 degrees. Mainly light, occasionally moderate westerly or variable breezes.
Wednesday: Mostly cloudy with patchy outbreaks of rain and drizzle to begin on Wednesday. Rain will turn persistent in the southwest during the morning, extending northeastwards over the country during the afternoon and evening. Some heavy bursts developing with a risk of some localised flooding, especially later in the day. Afternoon highs will range of 3 to 6 degrees in northern and eastern areas, but ranging 7 to 10 degrees further west and south. Light to moderate east to southeast breezes will gradually increase fresh and gusty by evening. Wet and breezy on Wednesday night with outbreaks of rain becoming confined to the Ulster by dawn. Minimum temperatures of 2 to 5 degrees over north Ulster but ranging 6 to 9 degrees elsewhere.
Thursday: Outbreaks of rain are expected to clear from northeastern counties early on Thursday to leave a good deal of dry and occasionally bright weather for a time. However, a further spell of rain is forecast to develop in southern counties during the afternoon and evening. Maximum temperatures on Thursday will range 8 to 11 degrees generally in light to moderate southerly or variable breezes, but still colder in northeast Ulster with highs of just 3 to 6 degrees there. Outbreaks of rain and drizzle will affect many areas on Thursday night but there'll be some dry periods too. Minimum temperatures of 3 to 7 degrees, coldest in UIster in light variable breezes.
Friday: Current indications suggest Friday with be a cold and breezy day with a mix of bright spells and some showers in the east and south. Maximum afternoon temperatures of 3 to 6 degrees generally, in freshening and increasingly gusty northeast winds, but 7 to 10 degrees in southern counties.
Weekend: Early indications suggest it will be cold with sunshine and a few showers on Saturday. Turning milder from the west, with rain moving in from the Atlantic on Sunday.
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.