The Met Office has issued a yellow weather warning for the risk of isolated thunderstorms on Tuesday afternoon into the evening.
The Met Office says most places will stay dry, but heavy showers and thunderstorms may cause some flooding and disruption to travel.
Temperatures will again soar into the low 30sC in the Anglia region on Tuesday after the hottest August Bank Holiday on record.
The weather warning is in force from noon until midnight on Tuesday 27 August 2019
What to expect
There is a small chance that homes and businesses could be flooded quickly, with damage to some buildings from floodwater, lightning strikes, hail or strong winds
There is a small chance of fast flowing or deep floodwater causing danger to life and there is a small chance that some communities become cut off by flooded roads
Where flooding or lightning strikes occur, there is a chance of delays and some cancellations to train and bus services
There is a slight chance that power cuts could occur and other services to some homes and businesses could be lost
Spray and sudden flooding could lead to difficult driving conditions and some road closures