Friday - Night
A dry night with just the odd light shower. The cloud cover will disperse allowing long clear spells to develop. Turning more cold during the night with temperatures dipping back to between -2 and +4 degrees, allowing frost to develop in many areas. A moderate northeast wind will ensure Irish Sea coastal areas will remain frost-free. A few mist and fog patches will form also.
Saturday - Day
A cold start to the day with frost clearing to leave a dry and bright morning. Clear and dry skies throughout the day, but the clouds return into the evening. Highest temperatures will range from 5 to 9 degrees in mostly moderate east to northeast winds, fresh along Irish Sea and southern coasts.
Saturday - Night
Cloud will be most extensive across eastern and southern coastal counties, limiting the chance of frost in these areas. Lowest temperatures ranging from -2 to +3 degrees in a moderate easterly breeze.
Sunday - Day
The frost will clear quickly during the start of the day. A dry day to be expected for all. Prolonged spells of sunshine will be across the west and northwest of the country. Top temperatures on Sunday of between 5 and 8 degrees in moderate east or southeast winds.
Sunday - Night
A rather chilly night with varying cloud-cover and frost expected. Lowest temperatures of -1 to +4 degrees in a moderate easterly breeze.