National Weather Service
The National Weather Service has issued a heat advisory in effect until 9 p.m. tonight for the San Francisco Bay Area and the Monterey Bay Area.
Lightning could pay a return visit to Northern California Monday evening, adding wildfire concerns in this drought year.
The National Weather Service has issued an excessive heat watch for most of the San Francisco Bay Area for Tuesday and Wednesday, with temperatures in the big cities of particular concern, a meteorologist said Sunday.
There is a strong possibility of thunderstorms—and possibly lightning—for the Bay Area Tuesday afternoon, a spokesman for the National Weather Service said.
The National Weather Service reports that a funnel cloud was spotted in eastern Contra Costa County Wednesday afternoon during a thunderstorm that triggered tornado warnings for Sacramento and other central California counties.
The National Weather Service issued a flash flood watch for the North Bay until 3 p.m. Sunday afternoon as another storm system drenches the region.
The National Weather Service issued a flash flood warning for Sonoma County. The warning is in effect until 7:30 p.m. Residents should not attempt to cross swiftly flowing water.
Rain is expected to reach the Bay Area later on Wednesday and last into Thursday but it may hardly be worth grabbing for an umbrella for as the National Weather Service said it will not be much.
Bay Area cities were setting the lowest levels of rainfall in recorded history this year as unusual conditions are blocking moisture from the Pacific Ocean.
The National Weather Service has issued a red flag warning for the East Bay Hills and Mount Diablo which is in effect until 10 a.m. Sunday.