A Freeze Warning is in effect Friday and Saturday nights for most Bay Area counties.
The National Weather Service issued the freeze warning for late Friday evening through Saturday morning and late Saturday evening through Sunday morning for Alameda, Contra Costa, Marin, Napa, San Mateo, Santa Clara and Sonoma counties. This watch does not include San Francisco or the bay shoreline.
Overnight lows are expected between the high 20s to low 30s late Friday. Temperatures early Saturday are expected to drop down as low as 28 degrees in Napa, 29 in Walnut Creek, 31 in San Jose and 31 in Gilroy.
Don't forget to protect your plants and pets tonight.