Frosty day but bright sunny spells this afternoon
Weather update
Widespread frost and ice in Ulster this morning. The frost and ice will clear very slowly and will linger in some areas. It will be mainly dry with sunny spells. There'll be a few showers on northern coasts. Very cold with highest temperatures of just 2 to 4 degrees with moderate northeast breezes.
Tonight will be dry and very cold with clear spells and widespread severe frost with ice in many areas as temperatures fall to between -4 and +1 degrees.
Tomorrow (Tuesday) will continue very cold with frost and ice clearing very slowly and persisting in some areas. It will be largely dry with daytime temperatures of just 1 to 3 degrees with moderate north to northeast breezes.
Tuesday night will be cold with a widespread sharp or severe frost and ice in many areas. Most areas will be dry with clear spells. However, scattered wintry showers of hail, sleet or snow will affect the eastern half of Leinster. Lowest temperatures of -3 to +2 degrees.
Wednesday will continue very cold with sunny spells and with frost and ice clearing slowly, but lingering in some areas. Highest temperatures of just 2 to 4 degrees in light northwest breezes. Cloud will increase in the northwest later. During the evening rain will develop in the northwest and will spread southeastwards throughout Wednesday night, falling as sleet or snow in some areas. Lowest temperatures of -2 to +2 degrees with frost and icy patches in many areas.
On Thursday morning, rain, sleet and snow will continue to move southwards and will clear in the afternoon with sunny spells and some wintry showers in Ulster and Connacht. Highest temperatures of 2 to 4 degrees with light westerly winds become northwesterly. Thursday night will be cold and mainly dry with clear spells and a widespread severe frost and icy patches.
Friday will be cold and mainly dry with sunny spells. Highest temperatures of 2 to 5 degrees with light northerly breezes. There'll be a widespread severe frost on Friday night.
Next weekend will continue mainly dry. But it will become somewhat cloudier with a little patchy rain or drizzle at times. It will be less cold also with daytime temperatures of 3 to 7 degrees on Saturday and 4 to 8 degrees on Sunday. Frost will be less widespread and less severe.