the polar vortex is still going to bring lower-than-normal temperatures to the Sunshine State. According to the National ...

So what is a polar vortex collapse and why does it affect weather so dramatically? Advertisement Advertisement As the National Weather Service explains, the polar vortex is an area of low pressure ...

The polar vortex is headed toward the US ... plummet by as much as 40 degrees Fahrenheit below normal. The National Weather Service tweeted that windchill will be the coldest since the mid ...

It is not, however, the second coming of a polar vortex, a phrase the National Weather Service's Chicago office tweeted earlier this week to describe the upcoming sweater weather. They quickly ...

SEE ALSO: The polar vortex is going to punch you in the ... According to the National Weather Service, a significant snowstorm will precede the second surge of polar air, which will arrive on ...

A pinwheeling section of the polar vortex is clearing customs ... with a forecast low of 16 from the National Weather Service, and a record low of 15 from 1961. The suburbs of Washington ...

In Texas, crews treated the roads in the Dallas area amid forecasts of 1 to 3 inches (about 3 to 8 centimeters) of snow on Thursday, along with sleet and rain, said National Weather Service ...

“We have an interesting suite of planets to study,” notes Jennifer Whitten, a planetary geologist at the National ... Earth’s polar vortex, they’re instead referring to a weather ...