September 6, 2025
Philadelphia Weather Forecast: Sunny Friday Followed by Storms and Cooler Sunday

Philadelphia Weather Forecast: Sunny Friday Followed by Storms and Cooler Sunday

Philadelphia, PA – After a turbulent Thursday marked by storms and lightning disrupting the Philadelphia Eagles game, residents can expect a pleasant and warm Friday with mostly sunny skies and highs reaching into the upper 80s. However, the calm won’t last, as the weekend brings a chance of severe thunderstorms, followed by a notable cooldown on Sunday.

Sunny and Warm Friday to Start the Weekend

Friday in the Philadelphia area promises a break from Thursday’s stormy conditions. The day will begin with some patchy fog mainly affecting the northwest regions during the early morning hours, but skies will clear as the day progresses. Temperatures will be warmer than average, with highs near 87 degrees and lows around 66 degrees.

  • Morning conditions: Partly cloudy with temperatures in the 60s
  • Afternoon outlook: Mostly sunny and dry
  • Ideal weather for outdoor activities and transit

Storms Expected on Saturday with Possible Severe Weather

Saturday shifts to a warmer and more humid day, with temperatures reaching up to 89 degrees. More concerning, however, is the forecast for afternoon and evening thunderstorms that could include damaging wind gusts. This weather system will primarily affect the I-95 corridor and areas south and east of the city.

The National Weather Service’s Storm Prediction Center has issued a Level 1 or “marginal” risk for severe weather across much of the Philadelphia region.

“Scattered thunderstorms developing Saturday afternoon and evening have the potential to produce damaging winds,” meteorologists warn, urging residents to stay weather-aware.

  • Storm timing: Afternoon into Sunday morning
  • Areas most at risk: I-95 corridor, southern and eastern Philadelphia
  • Type of severe weather: Damaging wind gusts possible
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Cooler, Drier Air Arrives Sunday

Following the stormy Saturday night, conditions will gradually improve by Sunday afternoon as the storms clear. A significant shift in weather will bring much cooler and drier air to the region.

  • Sunday temperatures: Highs in the low 70s, lows near 63
  • From clouds to sunshine through the day
  • Clearer skies and more comfortable conditions expected for Monday and beyond

Extended 7-Day Outlook

Residents planning their week can rely on improving weather after Saturday’s storms:

  • Friday: Mostly sunny, high 87, low 66
  • Saturday: Afternoon/evening thunderstorms, high 89, low 71
  • Sunday: Clouds to sun, high 73, low 63
  • Monday: Sunny and cooler, high 75, low 55
  • Tuesday: Sunny and pleasant, high 77, low 55
  • Wednesday: Mostly sunny, high 76, low 54
  • Thursday: Sun and clouds, high 81, low 55

Staying Prepared for the Weekend Weather

With the potential for severe weather Saturday afternoon and evening, local officials advise residents to:

  • Keep an eye on weather updates and warnings
  • Secure outdoor items to protect from wind damage
  • Plan to stay indoors during storms, especially near the I-95 corridor

“Preparedness is key to staying safe during the weekend storms,” advised a local weather expert.

What do you think about this weekend’s weather forecast? Are you planning to enjoy the sunny Friday or staying indoors during the potential storms? Share your thoughts in the comments below!

Suzanne Bolles

Suzanne Bolles is a dedicated journalist with three years of experience covering local news across the U.S. Known for her keen eye for detail and passion for community storytelling, Suzanne delivers engaging, impactful coverage that keeps readers informed and connected to the stories that matter most.

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