First Alert Forecast October 14, 2024 4:34 pm First Alert Forecast: Cloudier & Cooler Temperatures will remain cool this week with a deeper marine layer. There are some changes on the way for the end of the week. Meteorologist David Biggar has the evening forecast for Monday, October 14, 2024. US & World Videos 4:12 First Alert Forecast: Deep marine layer 3:51 First Alert Forecast: Inside Slider 2:56 First Alert Forecast: Cooler week ahead 3:40 First Alert Forecast: Finally Feeling Like Fall 2:04 First Alert Forecast: Cooling trend begins