First Alert Forecast September 19, 2024 4:42 pm First Alert Forecast: Friday Storm Chance We are looking at another cool day with a chance of showers and possibly thunderstorms. Meteorologist David Biggar has the evening forecast for Thursday, September 19, 2024. US & World Videos 3:39 First Alert Forecast: Beautiful Saturday 1:39 Rain, hail bring flash flood concerns for Line Fire burn scars 3:07 First Alert Forecast: Weekend weather outlook 3:12 First Alert Forecast: Morning drizzle followed by below-normal temperatures 3:45 First Alert Forecast: Morning Drizzle