January 17, 2018 6:13 pm Jeff's Forecast: Morning Rain A new system returns for the Thursday morning commute. Chief Meteorologist Jeff Ranieri tracks where this storm is heading through the day in your Microclimate Forecast. US & World Videos 3:38 Bay Area Forecast: Much colder temps ahead 2:28 Forecast: A touch cooler 2:21 Kari's forecast: A touch cooler 2:08 Jeff's Forecast: Early fog chance and much colder ahead 3:32 Jeff's Forecast: Bit cooler Wednesday as larger changes return for the weekend