Temperatures could fall as low as -20C after UK records coldest night in 15 yearsTemperatures in northern parts of the UK could fall as low as minus 20C on Friday night as wintry weather continues, the Met Office has said.
Source: Temperatures could fall as low as -20C after UK records coldest night in 15 years (https://news.sky.com/story/uk-weather-temperatures-could-fall-as-low-as-minus-20c-as-big-freeze-continues-13286288)