A series of disturbances in the atmosphere is sending the polar vortex south (again) next week with a burst of even colder ...

Perfect time to hop on a plane and go somewhere south,” FOX Weather Meteorologist Britta Merwin said. “Like, really, really far south.” ...

The most unusually cold air in the Northern Hemisphere will be over the United States early next week, bringing dangerously ...

Winter isn’t over yet! A polar vortex is bringing subzero winds, frigid temperatures, and possibly snow to the U.S., ...

Some areas of the U.S. may see temperatures as low as -20 or -30 degrees early next week as arctic air from Siberia rolls in.

This blast of cold weather is due to activity of the polar vortex.

A series of cold fronts the last few weeks has kept Florida downright chilly, as another winter storm starts takes aim this ...

A developing area of upper-level arctic cold air will swing into much of the northern and eastern United States from Canada ...

Parts of Mississippi can expect freezing temperatures, lows in the teens in the coming week. Know how to prep your home, ...

Some of the coldest air in years is expected to plunge into the High Plains, Midwest and finally the East in the coming days ...

A lobe of the Polar Vortex is going to swing through Ontario just north of Michigan. The upper-air forecast gives us an easy ...

Abnormal weather events and severe winter storms could be caused by a disrupted polar vortex. Find out here how the polar ...