Polar vortex brings chilly temps to Maine. Portland was forecast to be about 6 degrees below normal Monday, according to the National Weather Service. Posted January 5. Updated January 6.

There are more ways than we knew for the stratospheric polar vortex to get disrupted, shooting cold air southwards across ...

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, ...

In Vermont, New Hampshire and Maine, ... Polar Vortex: Polar vortex expected to hit Rhode Island next week. Here's latest temperature forecast. How to stay safe during polar vortex cold temperatures.

Three factors are combining to increase the likelihood of a weaker polar vortex this winter, the website reports. And a ...

The polar vortex blasts are expected to hit from Jan. 3 to 4, ... In Vermont, New Hampshire and Maine, temperatures could fall below zero. Polar Vortex: ...

Ushering in the polar vortex is a winter storm, which was tracking from the Midwest toward the East Coast on Saturday. In coming days, around 80 million people from Montana to Maine and as far ...

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to millions. ... polar vortex from Texas to Maine. Anthony Robledo, USA TODAY.

The polar vortex is coming back. After a half-month hiatus, frigid air will again surge across the United States beginning this weekend through next week, as the unusually cold blob of air dips ...