Dense fog has returned in full force this month, causing repeated weather advisories and issues for morning commuters, ...

FOX6 Weather Expert Holly Baker explains what causes advection fog. Biden signs 50 bills into law on Christmas Eve, here are ...

Early winter is prone to big temperature fluctuations in our region, and that helps create what we call “Advection fog.” ...

That means the entire Valley will see fog develop after 2 a.m. each night. The fog will be thickest until about 9 a.m. As the ...

Dense fog continues to create 'dangerous' conditions for Bay Area commuters, and meteorologists suspect it will return later ...

The dense fog along with freezing drizzle and fog will be the main story this evening and through the first half of the day ...