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 3:08 Cinthia's Forecast: Dangerous Heat Sunday 3:12 Cinthia's Forecast: Heatwave continues Sunday 2:37 Cinthia's forecast: Hot weekend 2:45 Rob's Forecast: Hot weekend 3:19 Forecast: Hot weekend