A low-pressure system associated with a cold front pushed across Central California on Saturday, bringing cooler temperatures and light rain. This is causing the first major storm system of the season. Low temperatures will reach the freezing mark in the San Joaquin Valley on Monday, Tuesday, and Wednesday morning. However, temperatures will drop to below freezing during this time in the Desert communities. Widespread rain is expected throughout the County on Sunday. An additional 2-4 inches of snowfall is expected in the higher elevations on Sunday. Up to 2 inches near the Grapevine is possible, as well as the Tehachapi passes.
A Winter Weather Advisory has been issued for the mountain communities through Sunday night. A Hard Freeze Watch has been issued for the Desert areas from 1 a.m. to 8 a.m. on Monday. Temperatures will be lower than 27 degrees during this time. A Freeze Watch has been issued for the San Joaquin Valley at the same time. However, low temperatures will range from 28-32 degrees. Residents are urged to take in pets and have a plan in place for all livestock while temperatures are in at the freezing mark.
We do have some good news! This storm system has pushed out bad air. All of Central California can expect good air quality for Sunday, with an AQI of 42.