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

A weakened jet stream within the polar vortex allows frigid air from the Artic to move further south than usual. Presley Bo Tyler is a reporter for the Louisiana Deep South Connect Team.

State Climatologist Jay Grymes said there could be lows of 20 degrees across the state between Monday and Wednesday and the ...

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.

NORFOLK, Va. (AP) — The plunging polar vortex brought subfreezing temperatures Tuesday to some of the southernmost points of the U.S., threatening to dump snow on parts of Texas and Oklahoma in ...

Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low temperatures as tens of millions of residents along the East Coast contend ...