First Alert Forecast August 18, 2023 5:58 am First Alert Forecast: Hurricane Hilary Friday Update Hilary strengthens to a Category 4 hurricane. Belen De Leon has the forecast for Friday Aug. 18, 2023. US & World Videos 2:28 First Alert Forecast: Chilly temperatures 3:05 First Alert Forecast: Cooler Thursday 3:25 First Alert Forecast: Critical fire weather 3:50 First Alert Forecast: Breezy Wednesday 3:42 First Alert Forecast: Winds & Fire Danger