Brits won't be putting away the electric blankets any time soon with temperatures set to be colder than Finland next week.
A six-day shiver is on its way bringing snow, sleet and temperatures as low as -7C from Wednesday.
Forecasters say an 800 mile-wide "Greenland barrage" will strike the north first, with snow expected in Birmingham on Friday and sleet in London from next weekend.
It comes just days after parts of the nation enjoyed 17C sunshine following months of bitter cold weather.
Computer forecasts suggest London could also be hit with snow.
The nation will be colder than -5C nights in Finland's capital Helsinki.
Weather maps show the chills from Greenland, with the UK circled.
Bitter breezes will bring daytime highs of 7C in the North and 9C for many in the South feel more like 4C to 6C.
Subzero -7C temperatures are expected to be likely in the Midlands
Nights falling to freezing or lower are due for many, with -7C expected to be likely in the Midlands.
The Met Office warned of chills, wintry showers and frost in a shock reversal of the recent balmy temperatures.
Colder conditions will last through next weekend, with more chilly conditions at times into March as spring begins.
Brian Gaze, a forecaster at The Weather Outlook, told the Daily Star: “Computer models show very cold air being pulled in from Wednesday, moving down from the north-west.
"It means the risk of snow returns, particularly for the North."
The Daily Star had previously reported fierce weather warnings were in place ahead of this weekend, with the Met Office issuing the stern warnings for Brits across the country following travel disruptions on Friday.
Said disruptions were due to strong winds, which the Met Office had marked as a "danger to life", with Leeds Bradford airport flights cancelled and a number of delays and damages reported by members of the public.
It comes as Storm Otto swept across the north east of the country, bringing with it travel chaos and power cuts.
Tens of thousands of homes faced blackouts over the weekend in the devastating wake of Storm Otto.
The Met Office issued a new yellow warning for ice in central parts of Scotland from midnight until 8am on Sunday, while a yellow warning for snow was in place until 9am on Saturday.
More than 40,000 properties were left without power in Scotland, with around 7,600 still cut off as of 9pm on Friday.
A man in his 50s was also rushed to hospital in a serious condition after a tree fell on a street in Sheffield.