Winter Storm Warnings in Place as Heavy Snow Expected Across California

There are Winter Storm Warnings in place across California as heavy snow is expected in the state's mountainous areas. The National Weather Service advises against traveling in various areas of the state, due to dangerous road conditions, limited visibility, and the potential of downed trees.

Many storm warnings will remain in place until Friday, though warnings vary by area. Find out the latest forecasts from the National Weather Service for parts of California below, and pay attention to your local weather service for updates.

San Bernardino County Mountains

A Winter Storm Warning remains in effect from 3 p.m. PT Thursday until 3 p.m. PT on Friday in the San Bernardino County Mountains, including the cities of Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, and Wrightwood.

Heavy snow is expected, with total snow accumulations of 6-10 inches expected above 5,000 feet, 10-16 inches expected above 6,000 feet, and up to 30 inches in areas above 7,000 feet.

Riverside County Mountains

A Winter Storm Warning remains in effect from 6 p.m. PT Thursday evening until 3 p.m. PT Friday in areas above 5,000 feet in the Riverside County Mountains, including the city of Idyllwild-Pine Cove.

Heavy snow is expected, with accumulations of four to eight inches expected above 5,000 feet and 12-18 inches on Mount San Jacinto. The National Weather Service warns of significantly reduced visibility.

Snow California Winter Storm
A burned forest is seen in the Angeles National Forest after a winter storm on January 24, 2021, near La Cañada Flintridge, California. Winter Storm Warnings are in place across the state, which is expecting more heavy snow. David McNew/Getty

Ventura County Mountains

A winter storm warning remains in effect until noon PT on Friday in the Ventura County Mountains. Heavy snow, with total accumulations of 1-3 feet in areas above 6,000 feet is expected. South winds of 25-40 mph, with gusts of up to 65 mph, are also expected and could cause tree damage. The National Weather Service says that travel could be very difficult to impossible.

Los Angeles County Mountains

A Winter Storm Warning remains in effect from 3 p.m. PT this afternoon until 3 p.m. PT on Friday, in the Los Angeles County Mountains excluding the Santa Monica Range. Heavy snow, with an expected total accumulation of 1-3 feet in areas over 6,000 feet, plus south winds gusting as high as 50 mph.

Travel could be very difficult, or impossible, while gusty winds could down tree branches.

Santa Barbara County Mountains

A Winter Storm Warning is in effect until 3 a.m. PST Friday in the Santa Barbara County Mountains as moderate snow is expected. The National Weather Service expects total snow accumulations of 8-12 inches in elevations above 5,500 feet, with damaging south winds of 25-40 mph and gusts of up to 65 mph.

Northern California

A strong winter storm will continue to impact interior Northern California, with strong winds and heavy snowfall creating whiteout conditions, and may also down trees and cause power outages. Travel will be difficult and at times impossible and is not advised.

A Winter Storm Warning will remain in effect until 2 a.m. PT on Friday morning in Burney Basin, Eastern Shasta County, Western Plumas County, and Lassen Park, including the city of Burney.

Heavy snow is expected, with additional snow accumulations of 10-14 inches, and localized amounts of up to 31 inches.

Cental Sierra Foothills

A Winter Storm Warning remains in effect in the Central Sierra, North Kings River, Central Sierra Foothills, Southern Sierra Foothills, and Sequoia-Kings Counties, until 4 a.m. PT Friday.

The National Weather Service forecasts a total snow accumulation of 6-10 feet expected in areas above 4,000 feet, with total snow accumulation of 5-10 inches expected in areas from 2,000 feet to 4,000 feet, with winds gusting as high as 60 mph.

Tehachapi Area, Fort Tejon, and Lake Isabella areas

A Winter Storm Warning remains in effect until 4 a.m. PST on Friday in the Tehachapi Area, Fort Tejon, and Lake Isabella areas. Snow accumulation of 8-18 inches is possible above 4,500 feet, with new snow accumulation of 2-4 inches possible from 2,500 to 4,500 feet and wind gusts as fast as 70 mph.