A record high of 28C is recorded at Castlederg, County Tyrone, though temperatures will gradually fall.
Plenty of people took to Belfast City Hall to enjoy the sunshine
There is a chance of a thundery showers on Friday, but they will be very isolated compared with Thursday. On Thursday, there were several reports of thunder, lightning and torrential downpours during the afternoon and early evening.Derrylin in County Fermanagh recorded 21mm of rain in less than an hour between 17:00 BST and 18:00 BST. Isolated, large hail was also in the mix.
Next week, normal service resumes as temperatures return to the seasonal average both by day and by night, so at least there are some cooler nights to look forward to.Meanwhile in the Republic of Ireland, a status yellow warning remains in place, with daytime temperatures predicted to reach 27C in some areas.
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