First Alert Forecast December 11, 2020 5:58 am First Alert Forecast: That Cool Fall Feel Temperatures will warm up slightly over the weekend. Belen De Leon has the forecast for Friday Dec. 11, 2020. US & World Videos 3:31 First Alert Forecast: Mostly Cloudy Saturday 3:12 First Alert Forecast: Rain this weekend 3:46 First Alert Forecast: Weekend Sprinkle Chance 3:47 First Alert Forecast: Morning Clouds & Fog 3:03 First Alert Forecast: More Clouds & Fog