Whiteout driving conditions on the Donner Summit Pass along Interstate 80 near Truckee, California. An atmospheric river ...

An atmospheric river brought 2-8" of rain and multiple feet of snow to California since Wednesday evening. The rain prompted ...

Avalanche conditions will also be closely monitored with periods of high concern during the storm due to intense snowfall ...

Heavy Sierra snow, soaking rain and gusty winds are expected to cause several impacts across the Northern California region on Thursday.

Caltrans held traffic on Interstate 80 over Donner on Interstate 80 due to spinouts and heavy snow in the Sierra Nevada, ...

Schools and roads impacted as a winter storm hits region and Lake Tahoe area. As much as 5 feet of snow expected over ...

A winter storm warning for the Tahoe area and Donner Pass goes into effect at 10 p.m. Wednesday and expires late Friday.

The biggest storm of the winter, packing a firehose of rain across much of California, will trigger flooding, mudslides and road closures that may put lives and property at risk during the latter part ...

Nestled in the Sierra Nevada mountains, the UC Berkeley Central Sierra Snow Lab, or CSSL, has been a vital research field ...

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another rainy storm system.