Today will be mostly dry and warm with sunny spells over the eastern half of the country. Rather cloudy in the southwest and west with patchy drizzle or light rain along the coast. Later today, cloud will thicken in the west and winds will freshen as a band of rain will move into Atlantic coastal counties by early evening. Highest temperatures of 20 to 24 degrees in the midlands and east; cooler elsewhere with highs of 17 to 19 degrees. Southerly winds will gradually increase moderate to fresh today; becoming strong and gusty in Atlantic coastal areas with the arrival of the rain.
Tonight: rain in the west will gradually extend eastwards, becoming light and scattered as the night progresses. A clearance will follow from the west with clear spells and just a few showers. Lowest temperatures of 10 to 13 degrees. The fresh to strong and gusty southerly winds will veer southwesterly with the clearance and moderate.
Tomorrow Wednesday: any early morning rain in the east will clear into the Irish Sea to give a bright day with sunny spells and scattered showers. In Ulster and north Connacht the showers will continue throughout the day; elsewhere showers will gradually die out during the afternoon. Highest temperatures of 16 to 19 degrees in moderate to fresh westerly winds easing light by evening.
3 Day Outlook
Tuesday night: rain in the west will be heavy for a time and will gradually extend eastwards overnight. The rain will become light and scattered as it reaches eastern coastal counties towards dawn. A clearance with occasional showers will follow from the west. Lowest temperatures of 12 or 13 degrees. The southerly winds will veer westerly with the clearing rain and moderate.
Wednesday: any early morning rain in the east will clear into the Irish Sea to give a bright day with sunny spells and scattered showers. In Ulster and north Connacht the showers will continue throughout the day, but further south showers will gradually die out during the afternoon. Highest temperatures of 16 to 19 degrees in moderate to fresh westerly winds easing light by evening.
Wednesday night: dry and fresh with clear spells, light winds and some mist or fog developing towards dawn. Lowest temperatures of 7 to 10 degrees in light westerly winds backing southerly increasing moderate in the west later.
Thursday will start of mostly dry and bright across the eastern half of the country, but cloud in the west with scattered outbreaks of rain or drizzle will gradually extend to all areas during the afternoon. Highest temperatures 17 to 19 degrees in moderate to fresh southerly winds. A frontal rain band will bring more persistent rain to western coastal counties by evening with possibly some heavy falls. This band of rain will gradually move eastwards overnight followed by a clearance with scattered showers. But the rain may be slow to clear the east coast later in the night, possibly bringing persistent rain to the coastal fringes. Thursday night will be mild with temperatures falling no lower than 12 to 14 degrees. The southerly winds increase fresh to strong and gusty with the passage of the rain and will veer southwesterly with the clearance.
On Friday any early morning rain will clear the east coast and Friday is expected to be a fresh day with westerly breezes, sunny spells and scattered showers. Showers will mainly affect western and northwestern areas and it will also be rather cloudy in the north. Highest temperatures of 16 to 18 degrees, coldest in Ulster. Southwesterly winds will generally be moderate or light, but will be strong and gusty in Atlantic coastal counties of Connacht and Ulster.
For Saturday there are indications that a developing Atlantic depression will bring strong southerly winds, spells of rain (persistent and heavy at times) and bands of showers, some heavy and possibly thundery. A brief period of drier conditions will follow before the next active weather system is indicated to bring further rain on Sunday.