It was a cloudy start today, in the run-up to temperatures that will reach 30 degrees over the weekend.
Head of the warm weather this weekend, today starts rather cloudy with some patches of light rain and drizzle.
It will clear up this afternoon and evening, creating scattered sunny spells.
The highest temperatures are between 18C and 24C, warmest in the south and southeast.
On the west and north coasts it will be cooler due to a weak to moderate northwest wind.
Tonight it will remain dry with long clear spells and some high clouds.
Mist or fog will form near calm conditions, with low temperatures of 8C to 12C.
Tomorrow morning the fog will lift and we will see some hazy sunshine.
During the day it will become cloudy in some places, but it will remain mainly dry with a few showers possible.
Saturday sees temperatures soar, with maximums of 21C to 26C, warmest in the center of the country, with light to moderate southerly breezes.
It will remain dry Saturday night with a chance of isolated showers.
Long clearings with light to south to southeast winds and lowest temperatures of 13C to 16C.
For the All-Ireland Hurling Final on Sunday it will be very hot and dry with widespread hazy sunshine.
The highest temperatures are between 22C and 28C, warmest in the central parts and the east.
Winds from south to southeast are light to moderate.
A fairly warm night with temperatures staying above 14C to 17C. Dry and clear with only a light southerly wind.
According to Met Éireann, Monday could potentially be more than last Tuesday as the hottest day of the year, as temperatures soar between 26C and 29C degrees – with a chance of 30C to 32C degrees in some parts.
Dry and mostly sunny with a weak southerly wind, later in the day more cloudy in places.
This weather will continue through Tuesday but is expected to end in the early days of next week when temperatures return to normal.