The Polar Vortex in the upper atmosphere has disintegrated after the intense warming of the stratosphere in mid-March.

Weather maps show an end to the glorious sunshine and a major storm is on the horizon with heavy rain and snow in an Arctic ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

The UK is bracing for a sudden return to winter weather later this month, with snow forecast to blanket much of the country ...

A frost advisory will be in effect from 4 a.m. to 8 a.m. Monday for much of the region, as patchy frost is expected before 8 ...

Brits basking in sunshine are set for a sudden plummeting of temperatures with a return of snow in an Arctic blast. Weather forecasters are predicting more balmy conditions today and for the start ...

This "arctic blast" could see frost forming in several locations, a stark contrast to the milder start to April. According to WXCharts data, the following regions are expected to experience ...

With the start of spring just a month away, Central Texans will face some subfreezing temperatures over the next four days as an Arctic blast settles into the area, according to the National ...