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National Forecast

Issued at: 22 April 2019 15:56

TODAY - Monday 22nd April

Warm and sunny across most of the country until the end of the day but a few heavy showers will continue to affect more southern counties.

TONIGHT - Monday 22nd April

Most places will again be dry overnight but further isolated showers will also occur. Lowest temperatures of 6 to 10 degrees in mostly light southeasterly breezes.

TOMORROW - Tuesday 23rd April

Scattered heavy showers tomorrow morning but it will then mainly dry for the afternoon/evening. Sunshine during Tuesday will tend to be hazier and it will be a somewhat cloudier day. Another warm day though with top temperatures of 17 to 21 degrees in light to moderate southeast breezes.

National Outlook

Headline: Summer type conditions at first, but a marked change to cooler and much more unsettled conditions around midweek.

Tuesday night: A warm, humid and misty night follows on Tuesday night with showery outbreaks of rain moving up over the country from the southeast. Minima of 8 to 11 degrees in mainly light east to southeast breezes.

Wednesday: A damp or wet start to the day on Wednesday with showery outbreaks of rain over much of the country, as a cold front moves up from the south through the course of the day followed by scattered showers. It will, however, be mainly dry at first in the north. There is the potential for some heavy and thundery showers to develop later in the afternoon and evening. Highest temperatures of 13 to 17 degrees, locally up to 18 or 19 degrees in north Ulster, will occur early on in the day, with temperatures turning progressively cooler through the afternoon, dropping back to between 9 and 12 degrees Celsius. Winds light to moderate east to southeast, will be fresh and gusty near the southwest coast. Further showers will occur on Wednesday night, some of them heavy and possibly thundery. Lows of 6 to 9 degrees Celsius in light to moderate east to southeast winds, which will be fresh to strong along the south coast.

Thursday: Showers or longer spells of rain with some heavy and thundery falls. Variable cloud amounts with sunny spells. Maximum temperatures closer to the seasonal average at 11 to 15 degrees Celsius in moderate to fresh and gusty southeasterly winds, which will be occasionally strong near the south coast.

Friday and Weekend: Low pressure will continue to dominate our weather through Friday and the weekend, with wet and windy weather at times, but some drier and brighter interludes too. Maximum temperatures trending near to slightly below average for the time of year with maximum temperatures ranging from around 9 to 13 degrees.

 

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