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.

Light Rain

36°F

2°C

Humidity 100%
Wind Speed NE 8 mph
Barometer 30.01 in (1017.9 mb)
Dewpoint 36°F (2°C)
Visibility 9.00 mi
Wind Chill30°F (-1°C)
Last update 18 Nov 10:56 pm EST
Extended Forecast for

Harmony PA

  • Tonight

    Tonight: Rain, mainly before 1am. Patchy fog. Low around 32. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 50. Light north wind.

    High: 50 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 50. Calm wind.

    High: 50 °F

    Areas Fog
    then Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 1am. Patchy fog. Otherwise, cloudy, with a low around 39. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Friday

    Friday: A chance of rain. Patchy fog before 8am. Otherwise, cloudy, with a high near 56. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance Rain
    and Patchy
    Fog

  • Friday Night

    Friday Night: A chance of rain. Patchy fog between 9pm and 3am. Otherwise, cloudy, with a low around 38. Chance of precipitation is 50%.

    Low: 38 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: A chance of rain before 1pm. Partly sunny, with a high near 53. Chance of precipitation is 40%.

    High: 53 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain before 1am. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Tonight
Rain, mainly before 1am. Patchy fog. Low around 32. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 50. Light north wind.
Wednesday Night
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 30. Calm wind.
Thursday
Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 50. Calm wind.
Thursday Night
A chance of rain after 1am. Patchy fog. Otherwise, cloudy, with a low around 39. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain. Patchy fog before 8am. Otherwise, cloudy, with a high near 56. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain. Patchy fog between 9pm and 3am. Otherwise, cloudy, with a low around 38. Chance of precipitation is 50%.
Saturday
A chance of rain before 1pm. Partly sunny, with a high near 53. Chance of precipitation is 40%.
Saturday Night
A chance of rain before 1am. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 33. Chance of precipitation is 30%.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Harmony PA
 40.8°N 80.13°W (Elev. 968 ft)
Last Update:
10:33 pm EST Nov 18, 2025
Forecast Valid:
11pm EST Nov 18, 2025-6pm EST Nov 25, 2025
 
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