Widespread rain arrives in Bay Area, snow forecast for Lake Tahoe
Steady rainfall arrived across the Bay Area early Saturday morning.
A new cold front arriving by nightfall was expected to bring more rain through Sunday morning.
What's the avalanche danger at California ski resorts? See the scale and how to use it
Conditions in the Sierra Nevada mountains can range from safe to extremely dangerous in terms of avalanche risks.
Avalanche danger is determined using the North American Public Avalanche Danger Scale, which assesses the likelihood, size, and distribution of avalanches.