weather forecast March 31, 2021 6:22 pm Jeff's Forecast: Warm Temperatures Ahead Get ready for a spike in temperatures and perfect beach days in some areas across the region. NBC Bay Area meteorologist Jeff Ranieri has 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