March 17, 2016 8:39 am Big Changes in NBC10's First Alert Weather Forecast A foggy start to Thursday and big changes ahead for the weekend. US & World Videos 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 2:41 The weekend kicks off with mostly cloudy skies and passing showers