weather August 4, 2020 11:29 pm Jeff's Forecast: Fall Preview Wednesday Chief Meteorologist Jeff has more on the system that brings cooler air with some drizzle chances in your Microclimate Forecast. US & World Videos 1:44 Kari's forecast: Valley heat today 2:37 Jeff's Forecast: Heating up Thursday 1:57 Kari's forecast: Hot end of the week 2:37 Jeff's forecast: Heating up across the Bay Area 1:51 Kari's forecast: Midweek warming