San Francisco August 1, 2019 12:15 am Jeff's Forecast: Fog Returns & Weekend Heating Fog will return for the morning commute. Chief Meteorologist Jeff Ranieri has details on this and how much hotter for the upcoming weekend in your Microclimate Forecast. US & World Videos 2:37 Jeff's Forecast: Wind, warm temps and rain returns this weekend 3:50 Jeff's forecast: Mountain wind and weekend rain update 2:50 Forecast: Gusty winds, cooler weekend 1:44 Kari's forecast: Gusty winds, cooler weekend 2:35 Jeff's Forecast: Warm temps, wind soon & when rain returns