Light showers are expected through Friday for Shasta County, but the rest of the North State is expected to be mostly dry. A wetter system is expected for the weekend into early next week, bringing hazardous mountain travel. Unsettled conditions may continue into the Christmas holiday.
Rain is expected to begin over the Coastal Range Saturday morning, slowly spreading south throughout the day. Precipitation is not expected to reach the northern Sierra passes including I-80 and Highway 50 until the early hours of Sunday morning. Heaviest precipitation will be Sunday morning through the evening, with a period of heavy snowfall expected over the Sierra midday.
Snow levels have risen to around 6500 feet with only light snow accumulations expected. Anywhere from a 0.1 to 0.3 inches of rain has fallen in that general area Friday with another few hundredths to a few tenths expected through tomorrow. Light showers will continue tomorrow, limited to the northern Shasta county area.
Please plan for hazardous mountain travel this upcoming weekend. Expect major travel delays, snow-covered roadways, and limited visibility.
Winter Weather Advisories are in place for the following areas:
7 AM to 10 PM PST Sunday for Mountains Southwestern Shasta County to Northern Lake County-Western Plumas County/Lassen Park.
7 AM to 10 PM PST Sunday for West Slope Northern Sierra Nevada.
10 PM Saturday to 10 PM PST Sunday for Shasta Lake Area / Northern Shasta County.