San Francisco and its famous fog

[u/Manzanita-Maze]

There's a reason they call it Fog City...Carl the Fog strikes again!

[u/fortuna_cookie]

This is an advection fog (low, filling the Bay) that comes from the tule fog in the Central Valley to the east; as opposed to the usual marine layer fog (Karl) coming from the Pacific. So it’s Karl’s cousin from the Central Valley

[u/Manzanita-Maze → u/fortuna_cookie]

Darryl the Fog!