United States September 25, 2018 6:25 am Kari's Forecast: Spare the Air Alert Air quality will be unhealthy due to high heat and ozone levels. Meteorologist Kari Hall has the details in the Microclimate Forecast. US & World Videos 3:07 Cinthia's forecast: Sunny, breezy, warming ahead 3:06 Rob's forecast: Clearing and warming ahead 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