Frost and any mist patches will clear early on Thursday to leave a mostly dry day with plenty of low winter sunshine.
Some scattered showers will affect Donegal later, a few heavy and thundery with local hail. Highest temperatures of 5 to 7 degrees with light to moderate southerly or variable breezes.
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Tonight will bring long dry spells and some well scattered showers. Frost will set in where skies remain clear with mist and fog patches also. Lowest temperatures of -1 to +2 degrees in light to moderate southeast breezes.
On Friday morning, any frost or fog will soon clear. Some bright or sunny spells but passing heavy thundery showers will occur too. Highest temperatures of 5 to 8 degrees, all in a mostly light southeast breeze.
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