bay area weather 5 hours ago Kari's forecast: Last hot day Meteorologist Kari Hall has a look at cooler weather ahead and the weekend outlook in the Microclimate Forecast. US & World Videos 2:57 Forecast: Last hot day 2:51 Jeff's forecast: Quick warming as inland heat continues and what drops temps mid-week 3:39 Jeff's Forecast: Tracking 2 systems to drop temps by mid-week 2:30 Forecast: Heat advisory today 2:10 Kari's forecast: Heat advisory today