Boston August 21, 2023 11:38 am Tropical storm Hilary pummels Southern California Tropical storm Hilary brought rain, strong winds and mudslides across Southern California, blocking interstates and knocking out 911 services in some areas. US & World Videos 3:53 Cold temperatures to stick around on Saturday 3:44 Forecast: Looking ahead to next week, could we see snow? 3:29 Forecast: Temps fall to freezing as we push into winter quickly 3:10 Cool and breezy Black Friday in New England 3:27 Cool and breezy Black Friday after Thanksgiving storm