First Alert Forecast September 13, 2020 9:09 am First Alert Forecast: Still Smoky With fires still burning across the state, the smoky conditions continue. Shanna Mendiola has the First Alert Forecast Sept. 13, 2020. US & World Videos 2:38 First Alert Forecast: Dangerously Hot Weekend 3:00 First Alert Forecast: Relentless Heat 2:24 Temperatures reach 113 degrees in parts of the San Fernando Valley 3:35 First Alert Forecast: Dangerous Heat into Weekend 3:20 First Alert Forecast: Heat, Fire, and Air Quality Alerts