Debris flows brought on by the strongest atmospheric river of the season swept a car off a southern California highway and ...

Yet despite the cold temperatures over the continent, the planet as a whole has set a new temperature record yet again: ...

The latest arctic blast will move into the northern Rockies and northern Plains Saturday and spread to the central and ...

The coldest burst of Arctic air this season is coming to put an icy exclamation point on America's winter of repeated polar vortex invasions, meteorologists warn. And it will stay frozen there all ...

Every state but Hawaii, California and Florida is likely to get a taste of wind chills of 20 degrees or colder.

I hope you have been staying warm through the recent cold weather. The weatherman says a polar vortex is to blame. In other ...