The NWS says a frost advisory "means areas of frost are expected or occurring, posing a threat to sensitive vegetation." A freeze warning "is issued when temperatures are forecasted to go below 32 ...

Freeze warnings and frost advisories were in place for 14 counties in California from the National Weather Service (NWS) early on Friday morning.

National Weather Service map of the U.S. weather warnings. Dark blue areas are under a Freeze Warning, cornflower blue areas are under a Frost Advisory, and cyan blue regions are under a Freeze Watch.

Frost advisory and freeze warning Monday for valleys and Santa Lucia Mountains. Skip to content. NOWCAST KSBW Action News 8 at 6 pm. Watch on Demand ... RAIN AND SNOW ARE ON THE MAP.

Unsettled weather with scattered showers are expected in the Bay Area on Sunday, while the Frost Advisory was extended into Monday morning for the North Bay, according to the National Weather Service.