The Met Office has issued a level 2 heatwave watch.
Issued at: Wednesday 16 July 2014 at 11:05
There is a 60 % probability of heatwave conditions between 0800 on Friday and 0800 on Sunday in parts of England.
The highest temperatures are likely on Friday (good confidence) then a very humid night to follow. Heavy thunderstorms in eastern areas on Saturday will lead to slightly lower maximum temperatures, but it will still be very humid.
Synopsis: With a hot wind flow from the continent on Friday and Saturday there is a significant risk of temperatures exceeding thresholds (31C day and 13C night).