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Tuesday, 12 December 2017
3 Celsius
SW Moderate 
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National Forecast

12 December 2017 11:24


Cold, breezy and wet at first, with a little sleet on northern hills. But drier, clearer conditions will follow from the west, later today, with showers in Atlantic coastal counties. Freshening southerly winds, later veering west to northwest in the clearance. Top temperatures 4 to 6 C., generally, but 8 to 10 C., along southern and Atlantic coasts.


Cold early tonight, with clear spells and also some frost in places. But scattered showers in Atlantic coastal counties will become widespread overnight, some of them heavy, with hail and with a few thunderstorms. Windy later, with moderate to fresh west to southwest winds, increasing fresh to strong. Lowest temperatures 1 to 5 C., with a risk of a few icy patches.


Tomorrow, Wednesday, will be a cold, blustery, showery day, with occasional bright spells. Showers will be fairly widespread, many heavy and some prolonged. Some will fall as hail or sleet, with a few thunderstorms also. Top temperatures 4 to 6 C., generally, but 7 or 8 C., in Atlantic coastal districts. Westerly winds will be strong and gusty and up to gale force along Atlantic coasts.


Headline: Cold from Thursday through to Saturday, with frost at night, especially Thursday and Friday nights, but becoming mild over the weekend.

Wednesday night: Very windy, with strong and gusty westerly winds and gales or strong gales at sea. There will be some clear spells, but scattered showers also, some of them wintry, especially over high ground and there is also a risk of thunder. Min. 0 to 4 Celsius, with a slight frost in sheltered places.

Thursday: Cold and very windy, with a mix of sunny spells and showers, some of the showers heavy and of hail, with a continuing risk of thunder. Some wintry showers of sleet are likely, with a risk of hill snow. Maximum temperatures4 to 8 Celsius, in fresh to strong westerly winds, up to gale force along west and southwest coasts. Winds will veer northwest in direction Thursday night, gradually easing. Showers will become confined mainly to northern, western and southwestern coastal counties, some of them wintry, with a few wintry showers further inland also. A cold, frosty night, with icy patches, especially in the midlands, east and north, but less cold in Atlantic coastal areas.

Friday: Still very cold, but mainly dry, with good sunny spells and just a few scattered showers, mainly in the north and northeast. Max. 4 to 8 Celsius, in moderate northwesterly winds. Winds will slacken further on Friday night and it will be mainly dry, but very cold, with widespread frost and icy stretches.

Saturday: Cold, with frost and ice clearing gradually during the morning. Mainly dry, but some wintry showers are possible at first in the north and cloud will gradually increase from the Atlantic, bringing a few patches of rain and drizzle. Max. 4 to 8 Celsius. More widespread rain will spread from the Atlantic during Friday night and it will become milder.

Further outlook: Early indications are that the early days of next week will be relatively mild, but changeable and unsettled.
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