Millions are set to see temperatures plunge over the Thanksgiving holiday period as the destablizing polar vortex sends ...

A disturbance in the polar vortex could spill icy cold air south into the United States much earlier than usual, the National ...

A rare weather phenomenon that hasn't occurred since 1968 is expected to plunge temperatures across parts of the United States.

As we look toward mid-December into January, the door is opening for some potentially significant winter weather.

A polar vortex — a large area of low pressure — is heading south from the Arctic, bringing with it cold weather across many ...

A combination of weather conditions may make it colder than usual across parts of the Central and Northern U.S. next week.

Thanksgiving is this Thursday, Nov. 27, and there is a good possibility of some rain and snow across the region. The holiday has been observed every fourth Thursday since 1942, so has been as early as ...

Early-season stratospheric warming events spark hype around frigid temperatures. Learn the myths and the science about the ...

Abstract: Accurate localization of tropical cyclone (TC) centers is crucial for intensity estimation and track prediction. While traditional methodologies primarily rely on visible light and infrared ...

A rare event happening in the stratosphere could affect the polar vortex and cause a colder, snowier December in Michigan.

But across the country, AccuWeather meteorologists are predicting major travel disruptions as a storm system is set to batter ...

This winter will be marked by a La Niña event, warmer North Pacific waters, and an undulating polar vortex where cold air ...