Deep penetration of cold temperatures and a coastal storm will bring bomb cyclone and polar vortex into your newsfeeds.

The big winter (and popular) topic is dusted off very early this season as frigid air plunges south next weekend. But what is ...

What is polar vortex and how much snow is expected in US? A winter storm linked to polar vortex disruption has impacted ...

The United States is facing a storm unlike any seen in a long time. The National Weather Service has confirmed a blast of ...

A polar vortex brings bitterly cold Arctic air into southern Ontario. Here’s what it is and what you can expect.

WASHINGTON (AP) — Warm Arctic waters and cold continental land are combining to stretch the dreaded polar vortex in a way ...

What is the polar vortex? This article explains what a polar vortex is in simple terms, how it influences winter weather in ...

Winter Storm Fern aftermath continues as the East Coast braces for a bomb cyclone and polar vortex, with heavy snow and ...

Welcome to the Frozen Apple. Temperatures in New York City have remained below freezing since Friday — and they’re expected ...

Global warming is a reality, and we're seeing it not only in the high summer temperatures but also in these weather cycles ...

Arctic winds grip the US Midwest, fuelling record cold and viral claims of ‘exploding’ trees. Experts explain frost cracking as the polar vortex triggers life-threatening winter conditions.

An extreme polar vortex moving from the Arctic across North America is expected to arrive in Quebec by Friday and persist ...