UK Weather: Yellow thunderstorm warning issued as country reels under heatwaves

As parts of the UK reel under prevailing heatwaves, citizens are likely to witness thunderstorms across parts of the country during the weekend starting Saturday, June 21, 2025. The Met Office has issued a weather warning for thunderstorms in parts of England.

A yellow warning has been issued for Saturday and Sunday, the forecaster said. The weather body further stated that scattered thunderstorms may cause some disruption. The Met office alert will be in place from 3 PM on Saturday to 4 AM on Sunday.

The Met Office has also warned of spray and sudden flooding, which can make conditions tough for driving, and there are chances of some road closures. According to the warning, there are also little chances of power cuts.


The warning is in place for the East Midlands, West Midlands, North East England, North West England, Yorkshire and the Humber, and some parts of Wales. These regions include major towns and cities such as Leicester, Nottingham, Durham, Newcastle, Greater Manchester, Merseyside, and York.

“Whilst many places will likely remain dry and unaffected, scattered thunderstorms may develop during Saturday afternoon, lasting through the evening hours, moving northeastwards before eventually clearing to the North Sea by the early hours of Sunday,” the Met office warning read, The Independent reported.

In its warning, the Met office also said that there are chances that the most intense thunderstorms could produce frequent lightning, large hail, and gusty winds, along with some heavy downpours for a time.

The yellow thunderstorm warning across the UK comes at a time when the mercury recorded temperatures as high as 32.2°C in Kew, west London, on Thursday, June 19, 2025, amid an amber heat-health alert for all regions in England.

Amber heat-health alert in UK

As the UK battles heatwaves, an amber heat-health alert has been issued by the UK Health Security Agency (UKHSA). The alert is in place till 9 AM Monday, June 23, 2025. It is pertinent to mention that this alert has been issued for the first time since September 2023.

This alert indicates and warns people of likely “significant impacts” across health and social care services due to soaring temperatures. There are chances of a rise in deaths, particularly among those aged 65 and over or people with health conditions.