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

31°F

-1°C

Humidity 54%
Wind Speed S 8 mph
Barometer 30.29 in (1028.2 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 18 Mar 11:56 am EDT
Extended Forecast for

Harrison Township PA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 39. Calm wind becoming south 5 to 7 mph.

    High: 39 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. Southeast wind 3 to 5 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 2pm. Mostly cloudy, with a high near 50. South wind around 6 mph. Chance of precipitation is 20%.

    High: 50 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain after 2pm. Mostly cloudy, with a high near 61. Calm wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain and thunderstorms likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain before 8am. Partly sunny, with a high near 64. Chance of precipitation is 30%.

    High: 64 °F

    Chance Rain
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain. Partly sunny, with a high near 66. Chance of precipitation is 40%.

    High: 66 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 39. Calm wind becoming south 5 to 7 mph.
Tonight
Mostly cloudy, with a low around 30. Southeast wind 3 to 5 mph.
Thursday
A slight chance of rain after 2pm. Mostly cloudy, with a high near 50. South wind around 6 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 34. Calm wind.
Friday
A chance of rain after 2pm. Mostly cloudy, with a high near 61. Calm wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain and thunderstorms likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of rain before 8am. Partly sunny, with a high near 64. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Partly sunny, with a high near 66. Chance of precipitation is 40%.
Sunday Night
A chance of rain before 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Partly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrison Township PA
 40.63°N 79.69°W (Elev. 856 ft)
Last Update:
12:31 pm EDT Mar 18, 2026
Forecast Valid:
12pm EDT Mar 18, 2026-6pm EDT Mar 24, 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