bay area storm 16 hours ago Heavy rain triggers flash flood warning in San Francisco The National Weather Service on Friday issued a flash flood warning in San Francisco. Christie Smith reports. US & World Videos 2:34 A closer look: San Francisco vacancy rates 5:45 Watch: San Francisco Mayor London Breed talks crime, 49ers' Ricky Pearsall shooting 1:02 San Francisco's Glide Memorial hosts event to remember those lost to opioids 1:30 SNL cast members to perform in San Francisco 3:13 SailGP Grand Final returns to San Francisco Bay
