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

Hazardous Weather Conditions

Current conditions at

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

Fog/Mist

48°F

9°C

Humidity NA
Wind Speed Calm
Barometer 30.15 in (1021.9 mb)
Dewpoint N/A
Visibility 1.50 mi
Last update 4 Mar 9:56 pm EST
Extended Forecast for

Harrison Township PA

  • Tonight

    Tonight: Rain, with thunderstorms also possible after 4am. Patchy fog. Low around 50. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Chance Rain
    and Patchy
    Fog then Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Rain and possibly a thunderstorm before 3pm, then rain between 3pm and 4pm, then rain and possibly a thunderstorm after 4pm. Patchy fog before 1pm. High near 65. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 65 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 1am, then a chance of rain. Low around 54. Southwest wind 5 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Rain

  • Friday

    Friday: A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 71. Southwest wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance Rain

  • Friday Night

    Friday Night: A slight chance of rain and thunderstorms, then a chance of rain after 10pm. Partly cloudy, with a low around 57. South wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Slight Chance
    T-storms then
    Chance Rain

  • Saturday

    Saturday: Rain and possibly a thunderstorm. High near 75. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    Rain Likely
    then Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.

    Low: 44 °F

    Rain Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain, with thunderstorms also possible after 4am. Patchy fog. Low around 50. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain and possibly a thunderstorm before 3pm, then rain between 3pm and 4pm, then rain and possibly a thunderstorm after 4pm. Patchy fog before 1pm. High near 65. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday Night
Rain and possibly a thunderstorm before 1am, then a chance of rain. Low around 54. Southwest wind 5 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 71. Southwest wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A slight chance of rain and thunderstorms, then a chance of rain after 10pm. Partly cloudy, with a low around 57. South wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Rain and possibly a thunderstorm. High near 75. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
A chance of rain. Mostly cloudy, with a high near 75. Chance of precipitation is 40%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Wednesday
Rain likely. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrison Township PA
 40.63°N 79.69°W (Elev. 856 ft)
Last Update:
1:22 pm EST Mar 4, 2026
Forecast Valid:
10pm EST Mar 4, 2026-6pm EDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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