It’s really, really cold again – as the US shivers through at least the eighth blast of air from the Arctic this winter. Here’s why it keeps happening.

The term “polar vortex” might conjure images of mythical icy storms swirling through the North Pole but in reality it’s a crucial component of our ... Read more The post What Causes the “Polar Vortex” ...

While cold temperatures and snow are not at all unexpected in many parts of the world, they are quite rare in others. In ...

As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of ...

Winter weather will return just days after spring started as a cold air mass settles in.AccuWeather’s long-range experts say that a weakening polar vortex will bring unseasonably cool conditions this ...

The polar vortex is a “constant feature” that begins to develop sometime in September and persists through sometime in spring ...

Meteorologists also project a few rainy days ahead, which should aid in relieving areas of New England experiencing weak to ...

After Feb dumped a wave of unconditionally severe winter weather in the US, March is about to unleash those conditions again due to the polar vortex collapse.

A senior meteorologist with AccuWeather foresees shots of cold air infiltrating the Northeast in the coming weeks.

The National Oceanic and Atmospheric Administration (NOAA) explains that a polar vortex is a large area of low pressure and cold air currents which circulate around both of the Earth’s poles. It has a ...

Because this is the Polar Vortex Blog, we would love to be able to tell you how the stratospheric polar vortex is doing super cool things that can explain how cold and snowy it’s been in many ...