Philadelphia June 21, 2019 12:20 pm First Alert Weather: Summer's 1st Weekend Looks Promising After an extremely wet week, the first weekend of the summer brings clear conditions and sunshine, says NBC10 meteorologist Steve Sosna. US & World Videos 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 3:09 Departure from hot weather with cloudy conditions and cooler temps 3:04 Seasonable temperatures return to end the week