The North Bay Interior Valleys, Southern Monterey Bay, and Big Sur Coast are currently under a dense fog advisory issued by the National Weather Service at 6:14 a.m. on Saturday.
This advisory is effective until 10 a.m.
The National Weather Service warns of visibility at or below half a mile, with some areas potentially dropping to less than a quarter-mile due to widespread dense fog.
“Visibility one half mile or less in dense fog.”
“Low visibility could make driving conditions hazardous.”
“If driving, slow down, use your headlights, and leave plenty of distance ahead of you.”
A dense fog advisory indicates that extensive fog has developed, reducing visibility to a quarter-mile or less, which creates dangerous travel conditions.
Drivers should exercise extra caution or avoid travel when possible to stay safe.