The National Weather Service in The San Francisco Bay Area has issued
a
* Severe Thunderstorm Warning for...
Marin County in northern California...
Alameda County in northern California...
San Mateo County in northern California...
Santa Cruz County in northern California...
Sonoma County in northern California...
Contra Costa County in northern California...
San Francisco County in northern California...
Santa Clara County in northern California...
Northwestern Monterey County in central California...
Napa County in northern California...
* Until 800 AM PDT.
* At 634 AM PDT, public and radar indicate several training
thunderstorms capable of producing gusty errastic winds and
frequent lightning, moving north at 40 to 50mph across the region.
A steady stream of new thunderstorms are expected to develop
throughout the day.
HAZARD...Erratic outflow wind gusts of 50 to 75 mph near
thunderstorms. Frequent lightning lead to new wildfire
starts.
SOURCE...Public.
IMPACT...Expect down trees, down powerlines, power outages,
wildfire starts in remote areas, difficulty driving in
the winds.