Brisk winds with gusts of 25-30 mph will make conditions even colder, bringing wind chills down to single digits and below zero. Authorities are warning drivers to use “extreme caution” on the roads.

A rare winter storm is getting set to slam the Gulf Coast and South, with cities from Texas to Florida under Winter Storm Warnings.

Marylanders are bracing for the upcoming polar vortex, expected to bring temperatures into the single digits early this week.

There’s a chance of snow this weekend before temperatures are expected to drop to the single digits next week due to a blast ...

A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into ...

The polar vortex of ultra-cold air usually spins around ... Classes were also canceled in Maryland, where Gov. Wes Moore declared a state of emergency Sunday and announced that state government ...

The plunging polar vortex is bringing subfreezing temperatures to some of the southernmost points of the U.S. A forming storm ...

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by ...

A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend kept much of the country east of the Rockies in its frigid grip, making ...