MAINE (WGME) --It has been a frigid week, all due to the polar vortex.You may have heard our Weather Authority mention the polar vortex several times, especially this week.

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.

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.

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.

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 ...

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.

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: ...

The Arctic polar vortex, as described by the National Weather Service (NWS), is a strong band of west-to-east winds that forms in the stratosphere, 10 to 30 miles above the North Pole, during winter.

In Vermont, New Hampshire and Maine, temperatures could fall below zero. This article originally appeared on Cape Cod Times: Polar vortex: Protect your home from cold. Insulation, pipes, thermostat ...

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: ...