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

64°F

18°C

Humidity 43%
Wind Speed W 7 mph
Barometer 30.04 in (1017.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 15 May 4:56 pm EDT
Extended Forecast for

Kittanning PA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 47. West wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 81. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 23 mph.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 60. Southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Light southwest wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 47. West wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 81. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 23 mph.
Saturday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 60. Southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Light southwest wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Partly cloudy, with a low around 62. Calm wind.
Monday
Sunny and hot, with a high near 90.
Monday Night
Mostly clear, with a low around 68.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Wednesday
Showers, mainly after 8am. High near 76. Chance of precipitation is 80%.
Wednesday Night
Showers. Low around 52. Chance of precipitation is 80%.
Thursday
Partly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kittanning PA
 40.84°N 79.52°W (Elev. 1040 ft)
Last Update:
5:16 pm EDT May 15, 2026
Forecast Valid:
5pm EDT May 15, 2026-6pm EDT May 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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