Thursday
A front stretching across Ireland, the Irish Sea and on across Scotland will bring cloudy skies and outbreaks of rain to these areas including the far north of England, north and west Wales on Thursday morning. The rest of England staying dry with sunshine developing quite widely in the afternoon. Brighter spells develop across Wales as the day progresses, although some patchy rain may linger in the far northwest here. Ireland, Northern Ireland and much of Scotland, especially southern and far western areas, will remain largely cloudy with outbreaks of patchy rain. Highs 20 to 28C across England and Wales, 16 to 20C further north and west.

Thursday Night
A dry and fine evening and overnight for most through central and southern England as well as Wales, though the very far southeast of England and the Channel could see some rain. Cloudy with outbreaks of rain, heavy and persistent in places, across Ireland, Northern Ireland as well as Scotland. Lows at 11 to 17C.
 

Friday
Another front extends through Scotland, Ireland and Northern Ireland on Friday bringing plenty of cloud and outbreaks of rain, falling heavy at times across Ireland into western Scotland. North and west Wales could see some patchy rain as well as northern England. Possible showery rain in the very far southeast of England, otherwise a dry fine and hot day elsewhere. Temperatures in the southeast potentially reaching in excess of 30C. Highs at 20 to 27C more generally, cooler further west at 17 to 20C.

Saturday
Sunny spells and dry conditions for most on Saturday although perhaps more cloud in the east. Cloudier skies and patchy rain through many regions of Scotland, these should ease as the day progresses. Showers across western coasts and hills will gradually ease into the afternoon. Another hot day across southeastern areas with highs at 27C in southeast England, 19C in Ireland and 18C in Scotland.