San Francisco December 3, 2017 8:40 am Rob's Forecast: Cool Sunday NBC Bay Area Meteorologist Rob Mayeda tracks cool conditions across the Bay Area for Sunday. US & World Videos 2:58 Cinthia's forecast: Breezy start to the week 2:44 Cinthia's forecast: Breezy start to the week, warmer temps ahead 3:07 Cinthia's forecast: Sunny, breezy, warming ahead 3:06 Rob's forecast: Clearing and warming ahead 3:19 Bay Area forecast: Clearing, warming ahead