An extreme heat warning will remain in place in Kent for most of the day.
Hot and humid weather will continue across the county until around 9pm, as an amber weather warning enters its fifth day.
It covers all of Kent as well as the east Midlands, the east, and London.
Temperatures will continue to remain high, but will likely be a few degrees cooler than previous days. It is expected to reach up to 31C in Gravesend. 7
Tonight will remain very warm and humid.
Thunder and lightning were captured on camera in Ramsgate in the early hours of this morning, with the storm hitting Rochester at about 3.30am.
The south east could remain dry through the weekend, although there is a risk of thunderstorms before temperatures return more towards average later on Sunday and into Monday.
The Met Office says next week will bring a mixed picture for the UK’s weather, with a combination of cloudy and sunny spells.
It added that adverse health effects are likely to be experienced by those vulnerable to extreme heat, and that people are likely to experience sunburn or heat exhaustion.
There is an increased chance of power cuts and the loss of other services to some homes and businesses.
There may also be delays to the road, rail and air travel. There is a waiting time of up to 45 minutes to The LeShuttle Freight service at Folkestone, and a waiting time of up to 20 minutes for the Passenger Eurotunnel service this morning.
People are being advised to drink plenty of water, keep out of the sun and avoid any exercise between 11am and 3pm.
If you are going out take water with you, stay in the shade, wear sunscreen and a wide brimmed hat.
If you are planning to go swimming, make sure to enter the water gradually, avoid jumping or diving straight in, go to a lifeguarded beach or a supervised swimming area.
Float on your back if you get into difficulty in the water.
Friday was confirmed by the Met Office as the UK’s hottest June day on record, with a provisional temperature of 37.3C recorded in Santon Downham, Suffolk, surpassing the high of 36.7C recorded in Merryfield, Somerset, on Thursday.
These smashed the long-standing record for June heat, which dates back to the summer of 1976, by more than 1C, which is significant given such records were usually broken only by a fraction of a degree in the past.
A rare red alert was issued for some areas, including Tunbridge Wells, Sevenoaks, Dartford and Gravesend from June 24 from 9am until 9pm the following day.
It led to the closure of several schools across the county, with some businesses also deciding to close.
Met Office chief forecaster Andy Page said: “The UK is seeing a gradual shift in conditions over the weekend, with those to the southeast of England retaining the warmth the longest, where an amber extreme heat warning remains in force through much of Saturday, though peaks are more likely to be in the low 30s Celsius.”
