WCAU June 21, 2017 5:42 am NBC10 First Alert Weather: Summer Arrives Most of Wednesday will be sunny and warm. NBC10 first Alert Weather meteorologist Bill Henley tells us what to expect now that summer has arrived. US & World Videos 2:44 Gray, warmer Monday 2:24 Gray Monday 2:00 Dreary Monday weather 2:36 Gloomy weather sticks around for Sunday's Broad Street Run 2:44 Cloudy, chance for rain this weekend