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.

Mostly Cloudy

75°F

24°C

Humidity 52%
Wind Speed E 8 mph
Barometer 30.18 in (1022.0 mb)
Dewpoint 56°F (13°C)
Visibility 8.00 mi
Last update 24 Jul 12:56 pm EDT
Extended Forecast for

Harrison Township PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 83. Southeast wind around 7 mph.

    High: 83 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. Southeast wind 3 to 5 mph.

    Low: 62 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers before 1pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. South wind 3 to 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.

    High: 86 °F

    Mostly Cloudy
    then T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.

    Low: 67 °F

    T-storms
    Likely then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.

    High: 84 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 83. Southeast wind around 7 mph.
Tonight
Mostly cloudy, with a low around 62. Southeast wind 3 to 5 mph.
Saturday
A slight chance of showers before 1pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. South wind 3 to 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.
Tuesday
Showers likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Tuesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrison Township PA
 40.63°N 79.69°W (Elev. 856 ft)
Last Update:
6:51 am EDT Jul 24, 2026
Forecast Valid:
1pm EDT Jul 24, 2026-6pm EDT Jul 30, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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