Snow has been reported on Highway 58 at the San Luis Obispo/Kern County line.
CAL FIRE SLO reported that the highway would be closed due to poor road conditions.
CAL FIRE/San Luis Obispo County Fire Engine #42 in CA. Valley today. Taken on Hwy. 58 between 7 Mile Road and the Kern County line. pic.twitter.com/RNITJAH6vF
— CAL FIRE SLO (@CALFIRE_SLO) March 17, 2020
Snow is also falling on the section of Interstate 5 known as the Grapevine.
The California Highway Patrol was holding traffic northbound in Castaic and southbound at Grapevine Rd.
We are currently holding traffic for the #Grapevine area of I-5 in Castaic (northbound) and Grapvine Road (southbound) and escorting the residual traffic through to the other side. pic.twitter.com/idgrQYXS82
— CHP Fort Tejon (@CHPFortTejon) March 16, 2020
Chains are also required on Highway 33 in Ventura County from Pine Mountain to Lockwood Valley Rd.