Issued at: 27 May 2018 03:15
TONIGHT - Sunday 27th May
Mainly dry tonight in the North and Northwest with some clear spells. Showers and thunderstorms will become widespread over much of Munster and Leinster as the night goes on in a freshening East to Northeasterly breeze. Some hail likely also giving very heavy downpours and bringing a risk of spot flooding. Lowest temperatures will range 10 to 13 degrees and becoming very humid in the South.
TOMORROW - Monday 28th May
Sunday will be a warm and humid day countrywide with the showers spreading to remaining Northern parts. The showers will be locally heavy with the ongoing risk of thunder and hail. All parts at risk of showers but there will be good dry periods also. Some spells of hazy sunshine will develop but there will be a good deal of cloud overall and it will be misty along southern coasts. Highest temperatures generally 19 to 23 Celsius but temperatures only reaching 16 or 17 Celsius along the south and east coast. The fresh Easterly breeze will ease and veer Southeast.
Mainly dry and mild on Monday night with light Easterly or variable breezes and lowest temperatures of 11 to 13 degrees.
Tuesday will bring sunny spells and scattered showers, a few heavy or thundery with the showers most likely to develop in the Southwest and West during the afternoon. Still warm with top temperatures in the high teens to the low twenties in light east or northeast breezes.
The warm humid weather looks likely to continue for the rest of the week with light variable or Easterly breezes. The days will bring a mix of cloud and hazy sunny spells. Occasional heavy showers or thunderstorms are also likely to develop at times. Temperatures will remain above normal with daytime values in the high teens in cloud or patches of sea fog and into the low twenties in sunshine. Nights will be mild with temperatures remaining in double figures.