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.

Overcast

40°F

4°C

Humidity 86%
Wind Speed SE 3 mph
Barometer 29.89 in (1013.1 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 18 Feb 2:56 am EST
Extended Forecast for

Harrison Township PA

  • Overnight

    Overnight: A chance of sprinkles with a slight chance of rain before 4am, then a chance of rain after 4am. Cloudy, with a low around 40. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain or sprinkles before 11am, then rain between 11am and 3pm, then a chance of sprinkles after 3pm. High near 57. South wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain between 7pm and midnight. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 45. Southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance Rain
    then Patchy
    Fog

  • Thursday

    Thursday: Rain likely, mainly after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming southeast 5 to 9 mph in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain. Low around 43. Southeast wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before 1pm. Partly sunny, with a high near 60. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Rain Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
A chance of sprinkles with a slight chance of rain before 4am, then a chance of rain after 4am. Cloudy, with a low around 40. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of rain or sprinkles before 11am, then rain between 11am and 3pm, then a chance of sprinkles after 3pm. High near 57. South wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of rain between 7pm and midnight. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 45. Southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely, mainly after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming southeast 5 to 9 mph in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 43. Southeast wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely, mainly before 1pm. Partly sunny, with a high near 60. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Sunday
Snow likely. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.
Monday
A chance of snow. Mostly cloudy, with a high near 34. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 30.
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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:
1:21 am EST Feb 18, 2026
Forecast Valid:
3am EST Feb 18, 2026-6pm EST Feb 24, 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