June 20, 2018 11:36 pm Jeff's Forecast: 100s Ahead Much hotter weather coming our way. Chief Meteorologist Jeff Ranieri tracks the return of 100s and how long that could last in our Microclimate Forecast. US & World Videos 3:19 Bay Area forecast: Clearing, warming ahead 2:51 Cinthia's forecast: Spring storm, cooler temperatures 2:58 Jeff's Forecast: Saturday rain drops temps and brings major Sierra snow 3:25 Bay Area Forecast: Storm brings rain, colder temps and big Sierra snow 2:31 Forecast: Rainy Saturday ahead