Map Legend

National Forecast

17 August 2026 05:00

Today

Today will be quite mild and humid. It will be cloudy in the west and north with patchy rain and drizzle, but drier elsewhere with sunny spells gradually spreading from the south. The rain will turn more persistent and occasionally heavy over Ulster and north Connacht through the afternoon. Highest temperatures of 17 to 21 degrees in Ulster and Connacht. Warmer elsewhere with highest temperatures of 21 to 25 degrees in light to moderate westerly breezes.

Tonight

Tonight will be cloudy with outbreaks of rain in the northwest moving southeastwards early on, becoming lighter and patchier as they do. Scattered showers will follow from the west. Mild with lowest temperatures of 13 to 17 degrees in light to moderate westerly breezes.

Tomorrow

Tomorrow will be mostly cloudy with scattered showers, mainly affecting the west and north. Gradually becoming brighter in the afternoon with sunny spells developing. Cooler than recent days with highest temperatures of 16 to 20 degrees in light to moderate westerly breezes, fresh at times along Atlantic coasts.

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