First Alert Forecast June 15, 2021 4:57 am First Alert Weather: Hot, Highs Mostly in the Triple Digits The heat wave continues with temperature highs mostly in the 100s for the valleys, Inland Empire, and deserts. Belen De Leon has the forecast for Tuesday June 15, 2021. US & World Videos 3:31 First Alert Forecast: Mostly Cloudy Saturday 3:12 First Alert Forecast: Rain this weekend 3:46 First Alert Forecast: Weekend Sprinkle Chance 3:47 First Alert Forecast: Morning Clouds & Fog 3:03 First Alert Forecast: More Clouds & Fog