First Alert Forecast September 11, 2024 4:48 pm First Alert Forecast: Cooler Temps Ahead Temperatures will remain cooler than average for the rest of the week. Meteorologist David Biggar has the evening forecast for Wednesday, September 11, 2024. US & World Videos 1:18 First Alert Forecast: Red flag warning winds down 2:37 First Alert Forecast: Strong winds and red flag weather 3:54 First Alert Forecast: Strong Santa Ana Winds 3:20 First Alert Forecast: Santa Ana winds 3:09 First Alert Forecast: Chance of rain