Philadelphia weather forecast indicates a mix of fog, clouds, sunny spells, with chances of showers and thunderstorms.

We'll wake up with patchy fog and humid conditions Sunday morning in the Philadelphia area after overnight lows in the 60s to low 70s. Sunday gives us mixed skies and very warm and humid conditions, ...

Sunday’s high is 88 degrees, cooler than Saturday, but it will still feel just as warm or warmer, due to the moisture in the air. Tammie Souza has the forecast.