Philadelphia August 18, 2017 8:30 am NBC10 First Alert Weather: Tracking Storm Potential NBC10 First Alert Weather meteorologist Bill Henley has called for a First Alert for Friday afternoon and evening for scattered storms. US & World Videos 2:36 Gloomy weather sticks around for Sunday's Broad Street Run 2:44 Cloudy, chance for rain this weekend 2:41 The weekend kicks off with mostly cloudy skies and passing showers 2:31 Back to cooler temperatures 2:36 Back to spring temperatures