National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

Fair

76°F

24°C

Humidity 50%
Wind Speed Vrbl 3 mph
Barometer 30.13 in (1020.0 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 25 May 3:56 pm EDT
Extended Forecast for

Harrison Township PA

  • Memorial Day

    Memorial Day: Mostly cloudy, with a high near 76. North wind around 5 mph.

    High: 76 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Partly sunny, with a high near 82. Calm wind. Chance of precipitation is 20%.

    High: 82 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

Memorial Day
Mostly cloudy, with a high near 76. North wind around 5 mph.
Tonight
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 58. Calm wind.
Tuesday
A slight chance of showers after 2pm. Partly sunny, with a high near 82. Calm wind. Chance of precipitation is 20%.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 58.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrison Township PA
 40.63°N 79.69°W (Elev. 856 ft)
Last Update:
2:21 pm EDT May 25, 2026
Forecast Valid:
4pm EDT May 25, 2026-6pm EDT May 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation