Pittsburgh, PA – A stretch of sweltering weather is set to grip Pittsburgh and much of western Pennsylvania this weekend, with highs surging near 90°F and dangerous heat indices forecast from Saturday through Monday. Health officials are urging residents to prepare for potentially moderate to major heat-related impacts, especially in urban areas and valleys where muggy conditions will linger overnight.
According to the National Weather Service in Pittsburgh, temperatures will steadily climb after midweek, peaking with highs in the low 90s on both Saturday and Sunday. The NWS HeatRisk forecast signals rising concerns for heat illness, especially for those without air conditioning or needing to work outdoors. Local agencies recommend checking on neighbors and staying hydrated, while limiting strenuous activity during the afternoon.
Conditions will stay mostly dry, but isolated thunderstorms may develop late Monday as cooler air tries to push into the region. Overnight lows in the upper 60s to low 70s will offer little relief from the humidity. City cooling centers may open if heat advisories are issued. The most intense heat is expected Saturday through Monday, with a 40% chance of storms by Monday evening that could offer some relief.
Residents should prepare for the possibility of additional advisories and stay alert for updated forecasts as the heat wave develops.
Five Day Forecast for Pittsburgh, PA:
- Wednesday: Gradually clearing, high 83°F, light winds.
- Thursday: Sunny and warmer, high 85°F.
- Friday: Mostly sunny, hot, high 88°F.
- Saturday: Sunny and hot, high near 90°F, muggy overnight.
- Sunday: Sunny, hot, high near 92°F.
- Monday: Chance of storms, partly sunny, high near 94°F.
