Snow Possible in Julian and Mt. Laguna Tonight

A Winter Weather Advisory has been issued for San Diego county mountains through 9 p.m. Friday.

Up to one inch of snow is possible down to 3,500 feet, with six inches possible at 4,500 feet, according to the National Weather Service. Julian, Ranchita, Cuyamaca and Mt. Laguna are all expected to see snow.

Snow fell to 4,000 feet at Big Bear in the San Bernardino National Forest on Friday.

Winds gusting up to 55 mph in San Diego county mountains could cause snow flurries and poor visibility, the Weather Service predicts. Motorists may encounter icy roads and fog. This is expected to impact Highway 79 through the local mountains.

The Winter Weather Advisory is also in effect for Los Angeles, Riverside and San Bernardino counties. The Interstate 5 corridor through the Grapevine is expected to see the most impact, with possible dangerous driving conditions, the Weather Service reports. To check current driving conditions along the I-5 corridor, click here and refresh/reload the page.

Interstate 15 through the El Cajon pass is also expected to be affected. Click here and refresh/reload the page to get up-to-date conditions.