Fog will become widespread later in the night,

Mainly dry tonight for much of the country with some clear spells. Mist and fog will become widespread later in the night, and the fog will be dense in places, leading to hazardous driving conditions. Showers in the south and southeast will continue for a time tonight, possibly merging into longer spells of rain. The rain will clear later in the night and temperatures will drop back to freezing, giving some frost and a risk of ice on roads. Lowest temperatures of 0 to 3 degrees, in near calm conditions.


Tomorrow will be a largely dry with some sunny spells and isolated showers. Winds will be light allowing fog to linger in places. Showers may become more frequent along southern coasts later in the day. Highest temperatures of 5 to 8 degrees.


Some showers on Saturday night in the west and north overnight but generally dry elsewhere and with some frost. Minimum temperatures of 0 to 4 degrees. Bright spells and showers on Sunday, the showers frequent in the southwest, west and northwest but more scattered elsewhere. Maximum temperatures of 6 to 9 degrees. Breezy in moderate to fresh southwest winds. A mix of clear spells and scattered showers overnight with lowest temperatures of 3 to 6 degrees with a risk of isolated frost patches. Monday is looking mainly dry with sunny spells and just a few showers. Highest temperatures of 7 to 9 degrees in moderate westerly breezes. Showers will become isolated overnight with good clear spells developing. Minimum temperatures of -1 to +3 degrees with a patchy frost. Current trends suggest high pressure will build towards Ireland for Christmas Eve and Christmas Day with an increased likelihood of dry, chilly and settled weather.

National Weather Warnings

Fog Warning for Ireland

Dense fog in many areas.

Issued: 20 December 2019 15:00

Validity: 20 December 2019 16:00 to 21 December 2019 10:00

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