First Alert Forecast March 17, 2023 6:31 am First Alert Forecast: Temperatures in the 70s A warmer weekend ahead. Belen De Leon has the forecast for Friday March 17, 2023. 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