As it was expected, heavy thunderstorms affected the eastern parts of the UK yesterday (27/7/2018).
This is a timelapse from South Kensington, London, which shows the passage of consecutive thunderstorms overhead the city of London. Unfortunately, no lightnings were recorded. However, some of the thunders might occur withing the city.
A picture from Sloane Square shows the situation during one of the heavy thunderstorms in London in the afternoon of July 27th:
This is the total accumulated precipitation at the end of the day:
The following maps showing the temperature before and during/after the thunderstorms.
You can see the live temperature conditions today HERE.