Active AlertsFairfield, CA

What: Temperatures as low as 33 to 36 degrees will result in frost formation.
Where: Elevations below 2,000 feet in the Motherlode, Carquinez Strait and Delta, Central and Southern Sacramento Valley, and Northern San Joaquin Valley.
When: From 1 AM to 9 AM PST Monday.
Impacts: Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed 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.

Take steps now to protect tender plants from the cold.