November 28, 2017 5:40 am Chilly Start With a Cool Afternoon NBC Bay Area Forecaster Vianey Arana has the details on the Microclimate Forecast. US & World Videos 2:12 Jeff's Forecast: Chilly start as temps jump into the 80s week 3:52 Forecast: Heating up and where wind increases 2:52 Kari's forecast: Warming up 2:19 Kari's forecast: Warming this week 2:58 Cinthia's forecast: Breezy start to the week