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.

Overcast

73°F

23°C

Humidity 62%
Wind Speed S 9 G 22 mph
Barometer 29.65 in (1003.5 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 17 Jun 11:56 pm EDT
Extended Forecast for

Harmony PA

  • Overnight

    Overnight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 65. South wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Showers

  • Thursday

    Thursday: Scattered showers and thunderstorms, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 82. Breezy, with a west wind 13 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Scattered
    Showers then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 24 mph.

    Low: 56 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 77. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. West wind 5 to 7 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Showers

Detailed Forecast

Overnight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 65. South wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Scattered showers and thunderstorms, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 82. Breezy, with a west wind 13 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 56. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 24 mph.
Juneteenth
Mostly sunny, with a high near 77. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
Mostly clear, with a low around 56. West wind 5 to 7 mph becoming calm in the evening.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 59. Chance of precipitation is 80%.
Monday
Showers, with thunderstorms also possible after 2pm. High near 77. Chance of precipitation is 80%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Harmony PA
 40.8°N 80.13°W (Elev. 968 ft)
Last Update:
11:56 pm EDT Jun 17, 2026
Forecast Valid:
12am EDT Jun 18, 2026-6pm EDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

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