
The hottest day of ดาวน์โหลด SLOTXO the year has been recorded in Scotland, peaking in Dumfries and Galloway.
Temperatures have soared across the country, including a 29.3C hot spot at Threave, near Castle Douglas.
Elsewhere, haar (or sea fog) was spotted earlier in eastern and central areas, caused by warm air passing over the cold North Sea.
Amber warnings have been issued for extreme heat in Northern Ireland, Wales and the south east of England.
The Met Office warning comes with an appeal to watch out for heat exhaustion and sunburn.
The hot weather is expected to last until the weekend.
The second highest temperature was 28.4C recorded at Dunstaffnage, near Connel Bridge in Argyll and Bute, while 28C was recorded at Auchincruive in Ayrshire.
Temperatures hit 26C in Glasgow but were cooler in the east, rising to only 19.5C at Gogarbank near Edinburgh.
BBC Weather said the heat was triggering a few thunderstorms in Dumfries and Galloway with grey, murky skies in some eastern coastal areas and the Northern Isles.