Sunday
Hot and humid again this morning with thundery rain and showers affecting Wales and southwest England as well as the far south of Ireland. The showers becoming more widespread over western England and Wales through the morning. Eastern England stays hit with sunshine. Further cloud and some rain in the far north of Scotland. This afternoon sees the thundery showers becoming widespread in much of Wales, northern and western England as well as southern Scotland with a risk of torrential downpours and hail. Probably drier in East Anglia and southeast England. Cloud and rain continues in northern Scotland, some thundery rain in Ireland too. Highs at 33C in eastern England, 14C in northwest Scotland.

Sunday Night
Thunderstorms clearing norther England overnight. A further area of thundery rain affecting northwest England later as well as western Wales. Another areas of rain in western Scotland and western Ireland. Turning drier with some clear spells and mist in the rest of England and Wales. Lows at 10C in northwest Scotland but more widely 14 to 18C.
 

Monday
Fronts affecting much of the British Isles on Monday. There will be cloud and some periods of rain, most in the north and west where they could be thundery. These thundery showers and periods of rain passing east during the day. Fresher air slowly arriving with temperatures lowering for many. Becoming brighter in western areas of Ireland and Scotland although still with showers. Highs at 28C in East Anglia and southeast England, 15 to 20C for Scotland, northern England, Ireland and Wales.

Tuesday
High pressure west of Ireland on Tuesday. Lower pressure extends into the east of the British Isles. A front bringing cloud in much of England and Wales with some showery bursts of rain in the north and west and some heavy showers in the south. Brighter for Scotland and Ireland as well as the far north of Wales with some showers here too. Highs at 24C in southeast England, 15 to 20C north to south for most.