| Réamhaisnéis Náisiúnta
12 December 2017 23:44
Generally dry under broken cloud cover in the east at first, but showers in Atlantic coastal counties, will becoming more widespread overnight, turning heavy with a risk of hail in parts and merging to longer spells of rain at times. Lows of 1 to 5 degrees, with a risk of frost for a time in parts of the midlands, north and east. Westerly winds will increase by morning.
Wednesday will be a cold, blustery day with bright spells and showers, many of them heavy with hail and a risk of scattered thunderstorms. Some showers of sleet also, mainly over the north and northwest and over high ground elsewhere. Maximum temperatures of only 4 or 5 degrees Celsius generally, but 7 or 8 degrees Celsius along southern fringes. Westerly winds will increase strong and gusty, with gales along west and southwest 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, mainly in the north.. Max. 4 to 8 Celsius. More widespread rain will spread from the Atlantic during Saturday 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.