May 12, 2011 11:56 pm Thursday Evening Weather Forecast Philadelphia May 12 Clouds move in on Friday and rain moves in on Saturday. 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