Weather Alerts For Happy Valley, CA

URGENT - WEATHER MESSAGE National Weather Service Sacramento CA 1131 PM PST Sun Dec 28 2025 Central Sacramento Valley-Motherlode- Including the cities of Oroville, Jackson, Chico, Grass Valley, and Marysville/Yuba City 1131 PM PST Sun Dec 28 2025 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST MONDAY... * WHAT...Temperatures as low as 33 to 36 degrees will result in frost formation. * WHERE...Elevations below 2000 feet in the Central Sacramento Valley and Motherlode. * WHEN...Until 9 AM PST Monday. * IMPACTS...Low visibility could make driving conditions hazardous. Frost could harm sensitive outdoor vegetation, especially if left uncovered. * ADDITIONAL DETAILS...Frost formation may be inhibited by northerly flow along and west of Interstate 5, or in areas where fog forms early on in the night. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. &&