First Alert Forecast September 23, 2023 8:16 am First Alert Forecast: Fall is here Fall Begins with less cloud cover and cool temperatures this morning. High pressure is moving in, weakening the marine layer allowing for clouds to clear fast. US & World Videos 2:28 First Alert Forecast: Chilly temperatures 3:05 First Alert Forecast: Cooler Thursday 3:25 First Alert Forecast: Critical fire weather 3:50 First Alert Forecast: Breezy Wednesday 3:42 First Alert Forecast: Winds & Fire Danger