December 31, 2018 5:46 am AM Forecast: Ending 2018 With a Slide in Temperatures Temperatures will stay cool to close out the year. Shanna Mendiola has the forecast for Monday Dec. 31, 2018. US & World Videos 1:56 1 person killed after car crashes into South LA church 3:30 Protest on USC campus continues ahead of graduation 0:43 LA County releases sterile mosquitoes as warmer weather nears 2:42 Days before USC commencement, protesters still camped out on campus 0:34 Deadly crash damages church in South Los Angeles