Why is CA so windy? Any low-pressure area over the Pacific Ocean, off the coast of California, can change the stability of the Great Basin High, causing a pressure gradient that turns the synoptic scale winds southward down the eastern side of the Sierra Nevada and into the southern California region.

Does wind come from the Bay Area?

A lot of that wind is channel through the Golden Gate and eventually continues throughout the Bay Area. Professional windsurfers and sailors often rely on modeling tools such as wind forecasts.

Is it always windy in SF?

Yes SF is windy, but and really strong right now in April, but not as much in July. July is Foggier than most months, but it usually burns off mid morning, unless you’re by the Ocean.