Why Is It So Hot? Brits Told To 'Behave' As UK Braces For Warmest Day Of Year

Brits have been told to brace themselves for what could be the hottest day of the year on Friday as a mass of hot air sweeps across the UK from the Atlantic.

The Met Office said that the current heatwave – which is expected to last until at least Sunday – was the result of “hot air mass” that had originated in the Atlantic Ocean, heating up as it swept across continental Europe.

A combination of clear skies, strong August sunshine and light winds is a recipe for “very high temperatures”, a Met Office meteorologist told HuffPost UK.

The mercury is expected to rise to 37C in London and the south east on Friday.

However, forecasters have predicted that temperatures could surpass the 37.8C recorded at Heathrow on July 31 – the hottest day of the year so far and the UK’s third warmest ever.

The threshold for a heatwave is three days of temperatures over 25C across most of the nation and 28C in London.

In Bournemouth, where a “major incident” was declared in June after thousands flocked to the town’s beaches, the council warned people to “behave responsibly” when visiting the coast.

BCP Council tweeted on Thursday: “Councils do not have the power to close public beaches.”

However, it added: “Police can issue temporary dispersal orders if they consider these necessary.”

Public Health England (PHE) has issued a heat-health warning amid the high temperatures, with people advised to stay cool indoors by closing curtains that face the sun and ensuring pets or...

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