First Alert Forecast September 19, 2022 6:02 am First Alert Forecast: Temperatures More Like Fall Temperatures will be fall-like for at least part of the week. Belen De Leon has the forecast for Monday Sept. 19, 2022. US & World Videos 3:46 First Alert Forecast: Weekend Sprinkle Chance 3:47 First Alert Forecast: Morning Clouds & Fog 3:03 First Alert Forecast: More Clouds & Fog 3:50 First Alert Forecast: Patchy Fog Returns 3:06 First Alert Forecast: Warm weather ahead