First Alert Forecast September 11, 2024 9:54 am First Alert Forecast: Air Quality Smoke from the Bridge, Line, and Airport fires will continue to affect parts of the region, including the deserts. The diurnal wind pattern could cause flare-ups this afternoon and increase the smoke. US & World Videos 3:45 First Alert Forecast: Midweek Warmth 3:01 First Alert Forecast: Warm and dry week ahead 3:46 First Alert Forecast: Red flag warnings 4:12 First Alert Forecast: Deep marine layer 3:51 First Alert Forecast: Inside Slider