Pittsburgh/ Weather & Environment

Pittsburgh Weather Storms Saturday Cooler Week Ahead

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Published on August 22, 2026
Pittsburgh Weather Storms Saturday Cooler Week AheadSource: High Contrast, CC BY 3.0 DE, via Wikimedia Commons

Pittsburgh is starting Saturday with clear skies, temperatures around 61 degrees, and a little patchy fog in the mix. The calm morning will give way to a warm afternoon, followed by a round of thunderstorms that could make outdoor plans and evening travel considerably less pleasant.

Sunny Start Gives Way To Strong Storms

Fog should fade by 9 a.m., with mostly sunny skies carrying temperatures into the upper 70s by midday. The high is expected to reach about 82 degrees, with a south wind running 2 to 8 mph.

Showers and thunderstorms could begin developing between 2 and 4 p.m., with the greatest chance of storms from roughly 4 to 8 p.m. The National Weather Service's Pittsburgh office says some storms could produce damaging wind gusts and large hail, even though no watches or warnings were listed early Saturday.

Storms Continue Into Saturday Night

Thunderstorms are likely Saturday evening and could continue into the overnight hours, with an 80% chance of precipitation and rainfall totals between a quarter-inch and half an inch. Temperatures will fall to around 62 degrees, while southwest winds hold near 8 mph.

Anyone heading out for Saturday evening events should keep an eye on changing conditions and be ready to move indoors if lightning develops. The strongest storms are expected before the atmosphere settles down overnight.

Sunday Turns Cooler And Showery

Sunday brings a noticeably cooler setup, with a high near 74 degrees and west winds between 8 and 14 mph. Rain showers are possible from the morning into early afternoon, followed by a smaller chance of showers and thunderstorms later in the day.

Sunday night stays partly cloudy with a low around 57 degrees and a lingering chance of a shower or thunderstorm. Conditions should improve heading into Monday, when mostly sunny skies and a high near 72 are expected.

Drier Weather Takes Over Early Next Week

Monday night should be mostly clear, followed by a mostly sunny Tuesday with a high near 77 degrees. Wednesday warms back to about 81, with mostly sunny skies and only a small chance of rain.

The next notable storm chances return Thursday and Friday, when highs could reach around 83 degrees and afternoon or evening thunderstorms become possible. For now, Pittsburgh's weather story is a stormy Saturday followed by a cooler, calmer start to the week.