Philadelphia

Stormy Weather Ahead for Philadelphia, Showers and Thunderstorms Dominate the Week's Forecast

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Published on May 14, 2025
Stormy Weather Ahead for Philadelphia, Showers and Thunderstorms Dominate the Week's ForecastSource: Google Street View

Philadelphia residents can expect a damp and stormy week ahead, as this morning's light rain and fog set the stage for a series of showers and thunderstorms. With the humidity sitting heavy at 90% and an east wind blowing at 17 mph, gusting up to 26 mph, visibility has dropped to 5 miles, the typical springtime unpredictability in full swing as transient warmth grapples with the remnants of a retreating chill. As reported on the NWS Philadelphia's website, today's weather will see showers and possibly a thunderstorm before 2 p.m., with a continued chance of more showers and thunderstorms after 2 pm.

For those planning their day around the weather, it is advisable to keep an umbrella at hand given that high temperatures will hover around 68 degrees with an "East wind 10 to 15 mph" and a "90%" chance of precipitation according to the NWS forecast, any outdoor activities should probably be scheduled with an indoor backup plan because there's a "new rainfall amounts between a quarter and half of an inch possible." As we head into tonight, the chance of precipitation drops slightly to 40%, with cloudy skies providing a backdrop for potential showers and thunderstorms, and a low around 62 degrees offering a somewhat muggy night for sleep.

Looking forward to Thursday, the pattern of showers with the possibility of thunderstorms continues, mostly after 2 p.m. The calm wind will provide little relief from the expected high near 78 degrees, with a 60% chance of precipitation it's clear that the rain isn't quite ready to bid its farewell to Philadelphia. The detailed forecast anticipates "new rainfall amounts between a tenth and quarter of an inch" but as usual, thunderstorms could bring higher totals where they occur.

By the time Friday rolls around, the city will see a pattern of showers and thunderstorms developing after 2 pm amidst mostly cloudy skies, with temperatures pushing the envelope to a warm 82 degrees calm wind becoming southwest around 5 mph in the afternoon which might offer a slight respite for those seeking some fresh air amid the wet conditions the "chance of precipitation is 60%" foreshadows a likely need for the trusty raincoat to make an appearance yet again. Come Friday night, the same chance of precipitation will usher in showers and perhaps a thunderstorm before clearing up later in the evening, setting the stage for a weekend that hints at both sunshine and showers.

In a change of pace, the weekend outlook suggests a mix of weather conditions: Saturday will likely see showers, particularly in the afternoon, with a partly sunny high around 84 degrees and a 60% chance of rainfall; however, for those yearning for clearer skies, Sunday promises to deliver with an anticipated sunny day and a high near 78 degrees. As the new week begins, the sunshine seems to hold steady through Monday and Tuesday, offering a reprieve from the dampness with consecutive sunny and mostly sunny days with highs in the mid-70s, and clear nights with temperatures dipping into the mid-50s, according to data from the NWS Philadelphia website.