First Alert Forecast March 18, 2024 4:58 pm First Alert Forecast: Quieter Tuesday Tuesday will see some pop-up showers over the Mountains, but should be less stormy than Monday. Meteorologist David Biggar has the evening forecast for Monday, March 18, 2024. US & World Videos 3:37 First Alert Forecast: Cool Wednesday 3:38 First Alert Forecast: More May Gray 3:04 First Alert Forecast: Temperatures in the 70s 2:11 First Alert Forecast: May Gray into sunny skies 2:39 First Alert Forecast: Sunny Saturday