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 3:52 Forecast: Rollercoaster temperatures this week 4:10 Forecast: Looking ahead at chances for a White Christmas 3:05 Milder air this week, rain and snow chances ahead across New England 2:55 Areas in New England waking up to wintry Mix 2:51 Forecast: Busy pattern, with Christmas looking quiet for now