May 8, 2017 6:15 pm Jeff's Forecast: Major Cooling Ahead While temperatures warm into the mid and upper 80s Tuesday there’s much colder weather ahead. Chief Meteorologist Jeff Ranieri has full details on our weather changes this week in your Microclimate Forecast. US & World Videos 2:59 Rob's forecast: Warmer days ahead 3:34 Bay Area Forecast: Warmer days ahead 2:42 Cinthia's forecast: Sunny and breezy 2:58 Rob's Forecast: Breezy Sunday 2:55 Bay Area forecast: Breezy weekend