The UK heatwave is set to continue into the weekend with temperatures peaking at 32C in some parts of the country.An amber extreme heat weather warning will remain in place for many after a rare red weather warning around London and the home counties, ended on Friday at 9pm as temperatures hit a peak of 37.3C on Friday.Hot and humid weather will continue over parts of east and south-east England on Saturday until 9pm, the Met Office said.An amber heat health alert from the UKHSA is also in place until Sunday morning (UKHSA)Britons have been warned of possible danger to life, with the UK Health Security Agency (UKHSA) also issuing amber heat health alerts for the North West, North East, Yorkshire and Humber, East Midlands, West Midlands, East of England, London, South East and South West until Sunday morning.The hot spell could lead to delays on the roads and railways, and emergency services are bracing to help those vulnerable to extreme heat. Friday provisionally became the UK’s hottest June day on record, with a temperature of 37.3C recorded in Santon Downham, Suffolk, beating Thursday’s highest temperature of 36.7C in Merryfield, Somerset.Annie Shuttleworth, a Met Office meteorologist, said things will “finally cool down this weekend” after eastern England saw the highest temperatures on Friday.Extreme heat on SaturdayTemperatures are expected to drop to the low thirties in south-east and east England following the extreme highs of Friday. Weather warnings are in place in both Scotland and the east of England (Met Office)London is expected to record peak temperatures of 32C on Saturday afternoon, with the surrounding counties in the late twenties. People have been warned they could experience sunburn, heat exhaustion and other heat-related illnesses, while heat-sensitive systems may experience power cuts, according to the weather warning.Delays to road, rail and air travel are also possible, with potential for welfare issues for those who experience prolonged delays. People in the alert area are advised to drink plenty of fluids and to keep out of the sun, and avoid exercising between 11am and 3pm, the Met Office said.A high of 32C is forecast in London (Met Office)As football fans prepare to cheer on England in Saturday’s World Cup game, London Ambulance Service’s chief operating officer Craig Harman has told people to drink alcohol responsibly, drinking “plenty of water” in between.Temperatures will be lower in the South West, with a milder 22C in Cornwall. Wales will similarly see variable temperatures of 25C in Cardiff and lower twenties along the coastline.Further into the North, temperatures will remain in the high twenties. Temperatures will get cooler around Newcastle upon Tyne, Kendal and Scotland. A yellow thunderstorm warning remains in place in Scotland until 3am on Saturday, with a risk of flash floods and power cuts. Thunder and rain could move into the East and South East, with rain slowly edging into north-west England. Otherwise, sunny spells are predicted more widely. Temperatures dropping on SundayFollowing a week of extreme temperatures, the mercury is set to drop again on Sunday, bringing an end to the heatwave conditions.The capital and south-east England will again see the hottest temperatures at 24C, while temperatures across the rest of the country will remain in the low twenties and early teens.Temperatures will feel more normal for this time of year on Sunday (Met Office)Showery rain edging east on Sunday is expected to bring in cooler and fresher conditions.Next week is likely to see a return to more average temperatures for the time of year and a mixture of winds and rain, particularly for those in the North West, thanks to a more westerly influence moving into the UK’s weather.