bay area weather October 4, 2024 11:38 am Forecast: Heat extends into the weekend Meteorologist Kari Hall has the details on the valley heat wave and coastal relief in the Microclimate Forecast. US & World Videos 2:17 Cinthia's forecast: Dry second day of the year, rain on the way 2:51 Jeff's Forecast: Friday system brings return of Bay Area rain 3:36 Jeff's forecast: Rain on the way 1:54 Vianey's forecast: Upper 50s, low 60s 2:38 Jeff's Forecast: New Year's Day weather and how much rain Friday