Thursday
A front bringing rain to the west of Scotland and western Ireland on Thursday morning will be edging very slowly eastwards with the patchy rain reaching Northern Ireland, central and northern Scotland during this afternoon. Dry elsewhere and becoming very hot. Good spells of sunshine, best in southern England. Highs at 30 to 37C over much of England and eastern Wales, 26C in eastern Scotland, 17C in western Scotland, 28C in southern Ireland.

Thursday Night
Another warm night. Rain will continue to affect north and west Scotland, clearing largely from Northern Ireland. Possible showers affecting some eastern coasts of England. Otherwise dry with clear spells, though cloudier further west. Lows 17 to 21C through south and east England, 14 to 18C elsewhere.
 

Friday
Low pressure north of Scotland on Friday with high pressure southwest of Ireland. A weak cold front passing east through England introducing slightly fresher conditions in the north and west but remaining very hot in the east. Broken cloud and some sunny spells for most areas although a scattering of showers in western Scotland. Most cloud in northwest England and Wales where some patchy light rain is possible. Tops at 33C in East Anglia and southeast England, 23C in west Wales and northwest England as well as eastern Scotland. 24C in southern Ireland and 16C in northwest Scotland.

Saturday
There will be remains of a weak front over East Anglia and southeast England on Saturday. This brings cloud and some patchy rain in the morning, breaking to leave sunny spells. Fresher for other areas as a ridge of high pressure builds. A few showers in northern Scotland but dry with broken cloud and bright spells elsewhere. Highs at 28C in the east of England, 22C in southern Ireland, 17C in Northern Ireland, 16 to 21C in Scotland.