UK weather: When will it be hottest this weekend?

CHALKWELL, ENGLAND - AUGUST 13: Crowds of people gather on Chalkwell beach during the extreme hot weather on August 13, 2022 in Chalkwell, Southend, England. The Met Office, the UK's weather service, issued an amber extreme heat warning for southern and central England and parts of Wales from midnight on Thursday until Sunday. Temperatures are expected to reach up to 35C in some parts of the country. (Photo by John Keeble/Getty Images)
Temperatures are set to soar again on Saturday. (Getty) (John Keeble via Getty Images)

Parts of the UK are in line for another heatwave as temperatures soar again this weekend.

The Met Office has forecast heavy rain and a thunderstorm warning has been issued, but some areas will also hit 30C (86F).

The South East will benefit most from the latest hot spell, according to forecasters.

Met Office spokesman Stephen Dixon said: "By Friday there’s some possibility of rain in Northern Ireland, the west of England, it will be generally drier in the South East.

"The weekend could get up to the high 20s or low 30s, the South East will see the warmer weather.

"The week will be sitting relatively warmer for this time of year but more subdued than we’ve seen, but areas will hit heatwave criteria as we get to the weekend."

The weather is expected to get progressively hotter with a mixture of sunny spells and patchy clouds throughout Saturday.

Temperatures are expected to be close to 29C in parts of the south and west and will continue to rise, with the possibility of breaking 30C on Saturday.

Read more: UK heatwave: How hot is too hot?

Forecasts suggest the warmest temperatures will be in South and Southeast, with London and Norwich experiencing close to 28C. Minimum temperatures are also expected to hit 17C in some areas.

A yellow thunderstorm warning has been issued for Northern Ireland on Monday between 1pm and 8pm, with 15 to 20mm of rain predicted to fall in less than an hour.

A man carries deckchairs at Hyde Park in London, Britain, on June 15, 2023. Parts of Britain are in the grip of a heatwave currently. (Photo by Stephen Chung/Xinhua via Getty Images)
The South East is set to benefit from warmer temperatures again this weekend. (Getty) (Xinhua News Agency via Getty Images)

Elsewhere, sunshine is expected for most of Monday but with some cloud and scattered showers in the North West, said Dixon.

Overnight into Tuesday there will be heavy rain moving from the south of England to the North East, and southern and western parts of England could see 30mm of rain, making driving conditions "uncomfortable", according to Dixon.

Rain will change from persistent to showers on Wednesday, but it will be drier in the South East, and while showers will continue on Thursday, there will more warm weather as temperatures rise again towards the weekend.

The UK has been having record temperatures, with a heatwave in England and Wales leading to health alerts and concerns of pressure on the NHS>

The hottest temperature of the year so far was 32.2C (89.9F) recorded on 10 June in Surrey, but temperatures aren't expected to quite hit that in the next period of hot weather.