November 29, 2019 7:40 am Vianey's Forecast: Rainy Weekend A rainy weekend is in store. NBC Bay Area forecaster Vianey Arana has the details in the Microclimate Forecast. US & World Videos 3:45 Rob's Forecast: Frosty valleys, gusty mountain wind 2:40 Forecast: Frosty valleys, gusty mountain wind 2:16 Cinthia's forecast: Morning fog, windy ahead 3:09 Rob's Forecast: Morning fog, hazy sunshine 2:57 Forecast: Morning fog, hazy sunshine