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

State Climatologist Jay Grymes said there could be lows of 20 degrees across the state between Monday and Wednesday and the National Weather Service (NWS) has said Baton Rouge could see its first snowfall in seven years. Newsweek has contacted the Louisiana Governor's Office of Homeland Security and Emergency Preparedness for comment.

A historic winter storm is poised to produce potentially record-breaking snows from coastal Texas to northern Florida late Monday into Tuesday. The event comes as an Arctic blast affects more than half the U.

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

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.

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

BOSTON (AP) — 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 with a thick blanket of snow — and more snowfall in the forecast.

The polar vortex of ultra-cold air usually spins around ... More than 50,000 customers were without power on Wednesday in Indiana, Kentucky, Louisiana, Virginia and West Virginia, according ...

The polar vortex of ultra-cold air usually spins around ... customers were without power on Wednesday in Indiana, Kentucky, Louisiana, Virginia and West Virginia, according to the tracking website ...

The polar vortex of ultra-cold air usually spins around ... More than 50,000 customers were without power on Wednesday in Indiana, Kentucky, Louisiana, Virginia and West Virginia, according ...

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

EL PASO, Texas (KTSM) — After a few days of gusty, dusty conditions, the Borderland will see some relief from those strong winds. Two cold fronts will be present this week, the first entering Saturday night. A low near 29 is expected, followed by a high near 50 for Sunday. Light winds ranging from 10-15 […]