How is UK heatwave impacting sport for players and fans?

How is UK heatwave impacting sport for players and fans?Image source, Getty ImagesImage caption, England's third Test against New Zealand at Trent Bridge will be played in the sweltering heatByDaniel AustinBBC Sport Senior JournalistPublished13 minutes agoAn unprecedented heatwave is beginning in the UK, with the June temperature record almost certainly set to be broken over the next few days.The current record high of 35.6C, set in 1976, is set to be surpassed as meteorologists forecast temperatures as high as 38C and 39C in some parts of the country.The Met Office has issued a rare red warning for extreme heat for sections of England and Wales from 09:00 BST on Wednesday until 21:00 on Thursday.The red warning area includes London, Cardiff, the south west and south east, the Midlands, and the east of England.The Met Office uses a red warning - the most severe level of alert - in instances where the weather is considered extreme enough to potentially lead to serious illness or danger to life, as well as substantial travel disruption.The North West, North East, and Yorkshire are subject to an amber warning.So how could the heat impact players and fans at sports events this week?Tennis' extreme heat rules to be testedThere are two major tennis events taking place this week - qualifying for the main draw at Wimbledon, and the Eastbourne Open.The ATP, which manages the men's tour, introduced an extreme heat rule from the 2026 season which allows players to take a 10-minute cooling break during best-of-three-sets singles matches.The new rule is based on the Wet Bulb Globe Temperature (WBGT), which measures heat stress in direct sunlight. It involves observing temperature, humidity, wind speed, sun angle, and cloud cover.If the WBGT reaches 30.1C or higher during the first two sets of a best-of-three match, either player can request a break of 10 minutes to cool off.Under the supervision of ATP medical staff, players can hydrate, change clothing, shower an...