weather September 18, 2024 11:23 pm Jeff's forecast: Big weekend heat on the way Chief Meteorologist Jeff Ranieri tracks some early fog with temps heating up a bit by the afternoon. Plus, how much hotter into this weekend in your 7 day Microclimate Forecast. US & World Videos 1:51 Kari's forecast: Summer heat returns 2:46 Forecast: Early fog chance as temps to soar by the weekend 3:21 Forecast: Hotter Bay Area weekend 2:43 Kari's forecast: Clear and warm 1:54 Kari's forecast: Clearing and warmer