UK weather: Exact date maps turn red as 'heat surge' could make Britain 'very hot'
![UK weather: Exact date maps turn red as 'heat surge' could make Britain 'very hot'](https://i2-prod.mirror.co.uk/incoming/article33304055.ece/ALTERNATES/s615/0_MAIN-WEATHER.jpg)
Temperatures will jump up to 25C as weather maps turn red - while forecasters are predicting even warmer weather to arrive within 10 days due to 'heat surges' in the UK