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National Forecast

Issued at: 21 February 2020 00:01

TONIGHT

Rain will spread to western and northern counties tonight, extending slowly southeastwards to cover the northern half of the country by dawn. The rain will be heavy over high ground in the northwest with a risk of localised flooding. Winds will strengthen across the country overnight with gales on Atlantic coasts. Minimum temperatures of 3 to 6 degrees.

TOMORROW - Saturday 22nd February

Blustery on Friday with outbreaks of rain extending gradually southeastwards across the country. The rain will be heaviest and most persistent across the west and north of the country with the lengthiest dry periods in southern and southeastern counties. Top temperatures of 9 to 12 degrees in fresh and gusty southwest winds with gales at the coast.

National Outlook

SUMMARY: A mobile Atlantic regime persists, with strong winds at times and spells of rain. Some local flooding is possible as soils are saturated and river levels are elevated. Our weather turns colder from Tuesday with wintry showers.

FRIDAY NIGHT: Patchy rain and drizzle on Friday night, clearing from the northwest to scattered blustery showers. Lows of 2 to 5 degrees in the north, 6 to 8 degrees in the south. Continuing rather windy with gales on western and northern coasts.

SATURDAY: Blustery on Saturday and mostly cloudy with widespread showers. The showers most frequent in the north and west where some will be wintry over high ground. Fresh to strong westerly winds with gales on northwestern and northern coasts. Highs of 6 to 8 degrees in the north, 9 to 11 in the south. Rain over much of the country for a time on Saturday night, with showers and clear spells over Ulster. Minimum temperatures of 1 to 3 degrees in Ulster, 3 to 6 degrees elsewhere.

SUNDAY: Mainly dry with sunny spells to start, with passing showers in the north. Cloud will increase from the west during the day with rain arriving in the west before dark. Highs of 6 to 8 degrees in the north, 9 to 11 degrees in the south. Westerly winds will be noticeably lighter on Sunday than in previous days. Light and patchy rain and drizzle will spread to all areas through Sunday evening and early night with a band of heavier rain spreading from the west later in the night and southwesterly winds increasing with gales returning.

NEXT WEEK: Wet and windy to start on Monday, with rain clearing to showers and sunny spells through the day. Becoming noticeably cooler as the rain clears and winds veer westerly. Tuesday and Wednesday will be cool with strong westerly winds and widespread showers. The showers will be most frequent in the west and will turn increasingly wintry. Daytime temperatures of just 5 to 7 degrees, with widespread frosts by night.

 

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