weather forecast May 22, 2021 8:07 am Vianey's Forecast: Hazy Start, But Sunshine Will Come Through We’re tracking some warmer air to move in and push this colder system out of the way. NBC Bay Area’s meteorologist Vianey Arana has your microclimate forecast. US & World Videos 3:19 Bay Area forecast: Clearing, warming ahead 2:51 Cinthia's forecast: Spring storm, cooler temperatures 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