A map from AccuWeather shows that the areas anticipating the heaviest snow include Lassen Park, Donner Pass, Bear Valley, ...

Under California's Sierra Nevada mountains, a slow yet powerful force will change the entirety of the Earth's crust there.

California braced for the arrival of a massive storm on Wednesday, evacuating residents in areas at risk of mudslides and ...

Heavy snowfall hit the Sierra Nevada Mountains on Friday, March 14, dumping close to two feet of snow at higher elevations. In footage filmed by X user @Lilithiel on Thursday, close to a foot of snow ...

The storm is affecting major transportation routes, including highways in the Greater Lake Tahoe Area and Lassen-Eastern Plumas-Eastern Sierra Counties.

The Sierra Nevada wring moisture from winter storms that develop over the Pacific and travel west with the jet stream, while the Rocky Mountains shield the state from any moisture moving up from the ...