Philadelphia August 22, 2017 11:21 pm NBC10 First Alert Weather: Severe Storms Slam Region Severe storms with lightning are moving through our region and should continue for several hours. NBC10 First Alert Weather meteorologist Glenn Schwartz has the details. 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