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Réamhaisnéis réigiúnach - Áth Cliath

Issued at: 21 January 2019 16:00

TODAY - Monday 21st January

Tuesday will be very cold, but mainly dry, with bright or sunny spells. A few scattered showers may occur also, some possibly of sleet, with a risk of a few snow flurries, mainly over high ground. Maximum temperatures just 4 or 5 Celsius, in moderate to fresh westerly winds, gradually veering west to northwest and easing slowly.

TONIGHT - Monday 21st January

Very cold overnight, but mainly dry, with clear spells. Temperatures will fall close to freezing, with a risk of frost and icy patches on untreated surfaces. A few mist patches may develop also, in light west to northwest breezes.

TOMORROW - Tuesday 22nd January

Wednesday will still be quite cold and mainly dry, with bright or sunny spells, but a few isolated light showers may occur. Maximum temperatures 5 or 6 Celsius, in light to moderate west to northwest winds.

National Outlook

Headline: Very changeable and unsettled weather for the rest of the week. Very cold at first, especially in the east and northeast, but briefly becoming quite mild through Thursday, Friday and Friday night.

Wednesday night: Mainly dry in the midlands, east and northeast, with some clear spells. Cold, with some frost and a risk of icy patches on untreated surfaces. Minimum temperatures minus 1 to plus 2 Celsius, coldest in east Ulster. Minimum temperatures in Munster and Connacht will range between 3 and 6 degrees, where it will be mostly cloudy, with patchy light rain or drizzle, extending further east by morning. Mist and fog patches also, in light westerly or variable breezes.

Thursday: Mostly cloudy, with outbreaks of rain and drizzle, but some dry intervals will develop gradually during the afternoon, mainly in inland parts of Munster and Connacht. Hill and coastal fog also. Temperatures will rise gradually from the west, with maximum values of 6 to 10 or 11 Celsius. Winds light to moderate southerly, veering west to northwest and freshening along west and northwest coasts. Mild overnight, with no frost. Min, 4 to 8 C. Mainly dry, but misty in places, with patches of drizzle and fog, especially on coasts and hills.

Friday: Mild and mostly dry, with a few bright spells, but predominantly cloudy, with patches of mist and drizzle, mainly along Atlantic coasts and on high ground. Max. 9 to 11 Celsius, in moderate west to southwest breezes. Mild on Friday night, with a band of more persistent rain extending from the northwest, in strong southwesterly winds.

Saturday: Rain will clear southeastwards during the morning, with sunny spells developing and scattered showers, most of them in Ulster, Connacht and west Munster. Mild at first, of but turning very cold again as the day progresses, with a risk of wintry showers in the evening and overnight, especially in Ulster, Connacht and north Leinster. Some frost overnight, mainly in places sheltered from moderate west to northwest winds.

Sunday: Current indications suggest that Sunday will be mainly dry t and cold, but cloudier conditions, with rain, will extend from the Atlantic later.

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