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Hot weather: UK swelters in highest temperatures of year Hot weather: UK swelters in highest temperatures of year
(35 minutes later)
The UK is experiencing the hottest day of the year so far, the Met Office has said, with temperatures due to soar to 35C (95F) in south-east England. The UK is experiencing the hottest day of the year so far, with temperatures due to soar to 35C (95F) in south-east England.
The temperature has already exceeded 30C (86F) in southern England and could hit 30C in Wales, 29C (84F) in Scotland and 28C (82F) in Northern Ireland.The temperature has already exceeded 30C (86F) in southern England and could hit 30C in Wales, 29C (84F) in Scotland and 28C (82F) in Northern Ireland.
The highest reading recorded in the UK in July was 36.7C (98.06F) in 2015.The highest reading recorded in the UK in July was 36.7C (98.06F) in 2015.
There is a yellow warning of up to 2in (50mm) of rain from Tuesday evening onwards, except in southern England.There is a yellow warning of up to 2in (50mm) of rain from Tuesday evening onwards, except in southern England.
The Met Office has also warned of the risk of flash flooding.The Met Office has also warned of the risk of flash flooding.
The Met Office said at 11:30 BST that 30.1C had been recorded at Charlwood in Sussex and Heathrow and Northolt in Greater London. The Met Office said at 12:05 BST that 30.9C had been recorded at Heathrow in Greater London.
It became the hottest day of the year so far in the UK at about 11:30 BST, when 30.2C was recorded in St James' Park, London, and 30.1C was recorded at Charlwood in Sussex and Heathrow and Northolt in Greater London.
On Twitter, #hottestdayoftheyear is trending.On Twitter, #hottestdayoftheyear is trending.
Though many describe the current conditions as a heatwave, the Met Office says it uses the World Meteorological Organization definition - that the daily maximum temperature exceeds the average maximum temperature by 5C for five consecutive days. This has yet to happen on one day. Though many describe the current conditions as a heatwave, the Met Office says it uses the World Meteorological Organization definition - that the daily maximum temperature exceeds the average maximum temperature by 5C for five consecutive days.
The hottest temperature ever recorded in the UK was 38.5C (101.3F) in Faversham, Kent, in August 2003.
BBC Weather's Carol Kirkwood said the temperature in the UK was "rising quite rapidly" this morning.BBC Weather's Carol Kirkwood said the temperature in the UK was "rising quite rapidly" this morning.
But she warned the high temperatures could spark isolated thunderstorms in Northern Ireland later, which will travel across north and west Wales, northern England and Scotland through the evening and overnight.But she warned the high temperatures could spark isolated thunderstorms in Northern Ireland later, which will travel across north and west Wales, northern England and Scotland through the evening and overnight.
"Some of those could be torrential; we'll see a lot of rain in a short amount of time, lots of lightning flashes and big hail and gusty winds. It's going to be a humid night as well," she said."Some of those could be torrential; we'll see a lot of rain in a short amount of time, lots of lightning flashes and big hail and gusty winds. It's going to be a humid night as well," she said.
'Health risks''Health risks'
Dr Angie Bone, head of extreme events at Public Health England (PHE) said: "Much of the advice on beating the heat is common sense and for most people there's nothing to really worry about.Dr Angie Bone, head of extreme events at Public Health England (PHE) said: "Much of the advice on beating the heat is common sense and for most people there's nothing to really worry about.
"But for some people, such as older people, those with underlying health conditions and those with young children, summer heat can bring real health risks."But for some people, such as older people, those with underlying health conditions and those with young children, summer heat can bring real health risks.
"This summer we're urging people to keep an eye on those at risk and if you're able, offer help to stay cool and hydrated."This summer we're urging people to keep an eye on those at risk and if you're able, offer help to stay cool and hydrated.
"This is a good time, before the warmer weather arrives, to think about who you may be able to assist and what you may be able to do.""This is a good time, before the warmer weather arrives, to think about who you may be able to assist and what you may be able to do."
St John Ambulance has also issued advice, urging people to be aware of headaches, dizziness and cramp, which can be signs of heat exhaustion and heat stroke.St John Ambulance has also issued advice, urging people to be aware of headaches, dizziness and cramp, which can be signs of heat exhaustion and heat stroke.
How are you handling the hot weather? What's the temperature where you are? Email haveyoursay@bbc.co.uk to let us know how you've been keeping cool.How are you handling the hot weather? What's the temperature where you are? Email haveyoursay@bbc.co.uk to let us know how you've been keeping cool.
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