A dangerous heat wave is on the way for the Philadelphia area. The muggy conditions continue for Sunday before feels-like temperatures climb up to the triple digits in some parts of the Delaware Valley. Our NEXT Weather meteorologist Tammie Souza breaks down what to expect this week and how to prepare. Head to the link in our bio for a look at the forecast. #NEXTWeatherAlert #NEXTWeather #philly #philadelphia #jersey #southjersey #pawx #njwx #dewx #delaware