Cold air from the arctic sometimes dips southward across the American plains. What to know about the polar vortex.

especially when it reaches into the southern plains states like Oklahoma and Texas. Depending on the severity of the polar vortex's disruption, states that normally have mild winters can ...

The plunging polar vortex is bringing subfreezing temperatures to some of the southernmost points of the U.S. A forming storm system is threatening to dump snow on parts of Texas and Oklahoma, while c ...

The plunging polar vortex brought subfreezing temperatures Tuesday (January 7, 2025) to some of the southernmost points of the U.S., threatening to dump snow on parts of Texas and Oklahoma in ...

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

as some other parts of the country that already received an arctic blast this week prepared to go another round with the plunging polar vortex. Arkansas’ capital, Little Rock, closed schools on ...