bay area weather 8 hours ago Kari's forecast: Clear and warm Meteorologist Kari Hall tracks a weekend warm-up in the Microclimate Weather forecast. US & World Videos 3:21 Forecast: Hotter Bay Area weekend 1:54 Kari's forecast: Clearing and warmer 2:39 Jeff's forecast: Big weekend heat on the way 3:35 Jeff's forecast: Why temps soar this weekend 3:01 Kari's forecast: Rain possible