Friday
Some rain and drizzle will affect north western parts of Scotland today with the odd shower across northern parts of Northern Ireland where it will be quite windy. For much of the United Kingdom going to be a fine, dry, warm summer's day with long spells of sunshine and just some patchy afternoon cloud. Pollen levels will be quite high with high sunburn index. Expect maximum temperatures today of 19 to 26 Celsius.
Friday Night
For much of the United Kingdom, it will be a fine, dry evening with plenty of late sunshine to come. This will be followed by a dry, mostly clear night with some mist and fog patches developing across central and southern parts of England and Wales. It will be a mild night with minimum temperatures of 10 to 14C.
Saturday
A windy and wet day across northern Scotland with outbreaks of rain and a few showers may affect parts of Northern Ireland. For southern Scotland, Wales and all of England it's going to be a very warm to locally hot day with long spells of unbroken sunshine. Again high pollen levels are expected along with a very high sunburn index. Afternoon sea breezes will develop and keep coasts of it fresher. Rain continues across western Scotland tonight may affect northern parts of Northern Ireland, otherwise a dry, mild and mostly clear night to come. Maximum temperatures of 20 to 28 Celsius.
Sunday
Most parts of the United Kingdom will have another very warm to hot day with any early mist or low cloud soon breaking to sunny skies. Perhaps the odd road shower may develop across the Pennines in the afternoon. It will be fine and dry to the evening with sunny spells and dry overnight with clear intervals but more cloud may affect Scotland and parts of northern England. Maximum temperatures of 20 to 29 Celsius.