Dangerous wind chills are wrapping up in Denver. Where does this cold air come from?
Cold air originating from the Arctic Ocean was dislodged earlier this week and spilled south across the United States. As a ...
Polar vortex makes much of US colder than Greenland, but warmth is coming. Then more cold
The polar vortex's icy grip on much of America has Arctic Greenland seeming like a toasty vacation spot by comparison.
Some warmer weather ahead with a chance for rain in Northern California
KCRA 3 Weather meteorologist Dirk Verdoorn looks at how much warmer it will get this week and when we might have some more ...
Midwest braces for temperatures so low 'your face will fall off' as Northeast braces for blizzard amid polar vortex
Chicago could face -20 to -30 degree temperatures next week as winter barrels forward with the potential of dumping a ...