The alert comes after lightning strikes sparked house fires and more than 800 flights at Heathrow and Gatwick were delayed, with dozens more cancelled as storms swept across parts of the UK.

The Met Office has issued an extended yellow weather warnings for ferocious thunderstorms as the UK battles stifling conditions brought by the heatwave

A high of 40C is forecast in the southeast of England on Friday

For millions of people trying to get home tonight after another blazing hot day - yet more stress, with the prospect of train delays and cancellations.

The Met Office has warned that heavy downpours and thunderstorms could develop as temperatures begin to ease after three consecutive days in which the UK's June temperature record…

An amber warning for heat remains in place today until 9am tomorrow but temperatures are expected to drop, with a maximum of 33C expected in London.

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Passengers are facing chaos at Heathrow and Gatwick today as hundreds of flights have been delayed or cancelled across both airports following thunderstorms

Thousands of passengers travelling through two of the UK's busiest airports faced significant disruption after powerful thunderstorms swept across southern England, forcing…

More than 600 flights were delayed and dozens cancelled at London's Heathrow and Gatwick airports as thunderstorms disrupted air traffic across southeast England.

Passengers report being stuck on grounded planes in sweltering conditions as severe weather causes travel disruption across Europe

The heat the UK has been experiencing has eased today although an amber warning has been extended into tomorrow morning for the east and south east of England.

Thunderstorms are set to impact areas across the UK tonight, from frequent lightning, hail, and brief heavy downpours

Disruption could continue into Sunday as thunderstorms impact flights

Forecasters warn of frequent lightning, large hail, gusty winds, and brief heavy downpours in some areas

The alert comes after lightning strikes sparked house fires and more than 800 flights at Heathrow and Gatwick were delayed, with dozens more cancelled as storms swept across parts…

Heathrow and Gatwick airport have had hundreds of flights cancelled this weekend due to extreme weather conditions with more flights expected to be cancelled and delayed today

Severe thunderstorms have led to widespread flight delays and cancellations at Heathrow and Gatwick airports, stranding passengers on grounded planes amid sweltering conditions.