Winter's brutal grip is continuing Friday for millions across the eastern U.S. as temperatures remain well below average.

In San Francisco, authorities issued the first-ever tornado warning. Meanwhile, upstate New York saw heavy snow, the Midwest ...

After a tornado warning Saturday morning, the Bay Area still faced the threat of flooding, while other parts of the U.S. braced for ice ... to bring heavy mountain snow to the Coastal Ranges ...

The most snow is expected to fall across northern Colorado’s Park Range mountains, according to snow forecasts. Mount Zirkel, the range’s highest summit, will see up to 8 inches of snowfall on ...

lake-effect snow is flying near the Great Lakes and an ice storm threatens portions of the central U.S. Meanwhile in the West, an atmospheric river event will bring very heavy rain, mountain snow ...

Several inches of fresh snow will fall on Colorado’s mountains Friday, according to the National Weather Service. The snowstorm, which will move into Colorado overnight Thursday, is expected to ...

Winter storm warnings are in place for California's Sierra Nevada mountains ... snow to the region as the system slowly pushes east Saturday. Up to one inch of snow or sleet and a tenth of an inch ...

An ice storm is forecast to slam ... are in place for California's Sierra Nevada mountains until 10 p.m. Saturday, where 6 to 24 inches of snow are possible. An avalanche watch is in effect ...

Colder and blustery conditions are developing in the mountains with snow showers. Snowfall totals may reach one to three inches on the higher peaks and western facing slopes. Slick to slippery ...