Today
It will be mostly cloudy today, with rain becoming widespread this morning. It will be persistent and locally heavy, especially in parts of the west.
Drier conditions, with a few bright spells and scattered showers, will extend gradually across most of the northern half of the country this afternoon, extending slowly southeastwards to remaining areas this evening, reaching south and southeast coasts.
Meanwhile, showers will turn heavy in Connacht and west Ulster later.
It will be cool and breezy with maximum temperatures of 14 to 17 Celsius, in fresh and gusty southwesterly winds.
Tonight
Tonight, good clear spells will develop in most areas, but there will be further scattered showers - some of which will be heavy, especially in Atlantic coastal areas.
Minimum temperatures of 9 to 11 Celsius, in mostly moderate west to southwest breezes.