September 25, 2017 5:40 pm Jeff's Forecast: Fire Danger & 90s Hotter 90s return to parts of the Bay Area to increase fire danger. Chief Meteorologist Jeff Ranieri has details on when a cooler trend returns in your Microclimate Forecast. US & World Videos 2:58 Jeff's Forecast: Saturday rain drops temps and brings major Sierra snow 3:25 Bay Area Forecast: Storm brings rain, colder temps and big Sierra snow 2:31 Forecast: Rainy Saturday ahead 2:12 Kari's forecast: Rainy Saturday ahead 2:48 Jeff's Forecast: Dry Friday; rain returns this weekend