It's looking very likely that very cold air will drop into Southeast Louisiana and New Orleans next week along with chances of snow or a wintry mix. A Winter Storm Watch is in effect for late Monday ...

Very cold arctic air will interact with several systems to bring chances of freezing rain, sleet, and snow ...

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

The blast of arctic air expected to overtake the region Sunday is expected to last until at least Wednesday night — adding to ...

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.

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

The polar vortex has led to freezing temperatures, snowfall, and hazardous road conditions across large regions of the South, ...

The polar vortex of ultra-cold air usually spins around the North Pole, but it sometimes ventures south into the U.S., Europe ...

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