Pittsburgh, Pennsylvania – Scorching summer heat grips Pittsburgh and much of western Pennsylvania this Wednesday, July 30th, driving heat index values near 103°F and prompting urgent safety warnings. Roads like I-376 could become hazardous as the combination of high temperatures and humidity strains both residents and infrastructure.
According to the National Weather Service in Pittsburgh, a Heat Advisory remains in effect from noon to 8 p.m. Wednesday for Allegheny County, as well as much of east-central Ohio and northern West Virginia. The NWS warns that heat illness is a real threat—especially for those without air conditioning or needing to work outdoors. All residents should drink plenty of fluids, check on vulnerable neighbors, and avoid non-essential travel, especially during peak afternoon hours.
Key areas impacted include downtown Pittsburgh, New Castle, Beaver Falls, Steubenville, Morgantown, and many neighborhoods in the metro. Local school districts and transit authorities have issued reminders to limit outdoor activities and monitor for signs of heat exhaustion. With light winds and sunny skies, the region’s roadways may also see areas of fog early, so drivers should remain alert.
Relief may arrive late Wednesday night into Thursday as scattered thunderstorms return, bringing a renewed threat of damaging wind gusts and localized flash flooding, especially by Friday, August 1st. Patchy fog is possible each morning, making commutes tricky. After Thursday, temperatures are forecast to ease, with a dry and comfortable weekend expected. By Sunday and Monday, highs will settle in the low-to-mid 80s under mostly sunny skies.
Stay weather-aware, keep cool, and check for further alerts as conditions evolve.
Five-Day Forecast: Pittsburgh, PA
- Wednesday, July 30th: Mostly sunny and hot. High: 94°F. Heat index up to 103°F. Chance of afternoon/evening thunderstorms.
- Thursday, July 31st: Chance of showers and thunderstorms, especially after 2 p.m. High: 84°F. Rainfall could be heavy at times.
- Friday, August 1st: Mostly sunny, cooler. High: 80°F. Night: Mostly clear, low near 60°F.
- Saturday, August 2nd: Sunny and mild. High: 81°F. Night: Mostly clear, low around 61°F.
- Sunday, August 3rd: Mostly sunny and warm. High: 85°F. Night: Fair, low near 65°F.
- Monday, August 4th: Mostly sunny, pleasant. High: 85°F.
