September 17, 2019 5:45 pm Jeff's Forecast: Spotty AM Shower Chance A quick moving system will pass over NorCal Wednesday AM. Chief Meteorologist Jeff Ranieri tracks our rain chances and how much warmer this weekend in your Microclimate Forecast. US & World Videos 2:46 Jeff's forecast: Warm temps, wind and next rain chance timing 2:48 Forecast: Gradual warming trend 1:35 Kari's forecast: Gradual warming trend 2:59 Rob's forecast: Warmer days ahead 3:34 Bay Area Forecast: Warmer days ahead