Philadelphia June 28, 2018 5:18 pm NBC10 First Alert Weather: Dangerous Heat Heading Our Way Saturday and Sunday will bring dangerous heat to our region as temperatures skyrocket in the 90s. NBC10 First Alert Weather chief meteorologist Tammie Souza has the forecast. US & World Videos 1:58 Inside all the fun and festivities at the 10th annual Weather Education Day 2:57 Sunny skies, rain? Here's what to expect for this Memorial Day weekend 3:02 The all important Memorial Day weekend weather forecast 1:52 10th annual Weather Education Day at Citizens Bank Park was a smash hit 2:13 Grab an umbrella with thunderstorms in the weather forecast