First Alert Forecast April 17, 2022 5:52 pm First Alert Forecast: Mostly Sunny Monday Monday will be slightly warmer than Sunday, but changes are on the way. Meteorologist David Biggar has the evening forecast for Sunday, April 17, 2022. US & World Videos 3:46 First Alert Forecast: Beautiful Week Ahead 3:18 First Alert Forecast: Breezy Sunday 3:31 First Alert Forecast: Mostly Cloudy Saturday 3:12 First Alert Forecast: Rain this weekend 3:46 First Alert Forecast: Weekend Sprinkle Chance