More than 400 flights were delayed or canceled at Denver International Airport on Monday as a polar vortex continued to ...
A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...
The Siberian airmass, which is being spun southward by a stretching polar vortex, will keep temps 15 to 30 degrees below ...
Starting this week into next, a lobe of the polar vortex will descend into the U.S. and bring with it brutally cold ...
the polar vortex is still going to bring lower-than-normal temperatures to the Sunshine State. According to the National Weather Service in Tampa Bay, cooler than normal temperatures could ...
Arctic air and the coldest daytime temperatures in 6 years are here Monday and Tuesday, returning to the teens and 20s later ...
BOSTON (AP) — Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low ...
Millions across the South brace for a rare winter storm as much of the U.S. faces life-threatening cold that forced the ...