Winter Storm Warning in the Los Angeles area

This alert expired on February 20, 2013 at 10:00:00 AM PST
National Weather Service
Alert area: Los Angeles County Mountains excluding the Santa Monica Range; Ventura County Mountains

Posted February 19, 2013 at 9:33:00 PM PST

Significant Winter Storm expected through Wednesday morning.

A winter storm will move through the area through early Wednesday morning, bringing gusty winds, low snow levels, and significant snowfall. Hazardous wintry driving conditions are likely in the mountain and interior Valley roads, including the Tejon and Soledad passes, as well as Pearblossom and Maricopa highways.

Snow levels will continue to lower to 1500 to 2000 feet quickly tonight as steady precipitation turns to showers.

Winter Storm Warning remains in effect until 10 am PST Wednesday.

  • Accumulations: snow accumulation of 3 to 6 inches above 3000 feet and 6 to 10 inches above 4500 feet. Isolated amounts around one foot are possible above 6000 feet.
  • Snow timing, snow will continue through Wednesday morning, peaking tonight.
  • Winds: areas of southwest wind 20 to 30 mph with gusts to 45 mph, becoming northwest 25 to 40 mph with gusts to 60 mph Wednesday morning, which may persist through Wednesday evening.
  • Impacts: Snow, blowing snow and icy roads will likely cause significant travel difficulties, especially through early Wednesday. Major Roadways that will likely be affected include Interstate 5 from north of Castaic to the grapevine, and portions of Highway 14 between the Santa Clarita Valley and the Antelope Valley, and Highway 33 in Ventura County.

Recommended actions

A Winter Storm Warning means significant amounts of snow. Sleet, and ice are expected or occurring. Strong winds are also possible. This will make travel very hazardous or impossible.

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