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.

A Few Clouds with Haze

64°F

18°C

Humidity 46%
Wind Speed NW 7 mph
Barometer 30.12 in (1020.3 mb)
Dewpoint 43°F (6°C)
Visibility 5.00 mi
Last update 29 Aug 5:56 pm EDT
Extended Forecast for

Allison Park PA

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 45. Northwest wind 5 to 10 mph becoming light north after midnight.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 9am. Otherwise, sunny, with a high near 72. Calm wind becoming north around 6 mph in the afternoon.

    High: 72 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. Light northeast wind.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 77. East wind 3 to 6 mph.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52. East wind 3 to 5 mph.

    Low: 52 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 45. Northwest wind 5 to 10 mph becoming light north after midnight.
Saturday
Areas of fog before 9am. Otherwise, sunny, with a high near 72. Calm wind becoming north around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 48. Light northeast wind.
Sunday
Mostly sunny, with a high near 77. East wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 52. East wind 3 to 5 mph.
Labor Day
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Thursday
Showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Allison Park PA
 40.56°N 79.94°W (Elev. 1099 ft)
Last Update:
4:02 pm EDT Aug 29, 2025
Forecast Valid:
6pm EDT Aug 29, 2025-6pm EDT Sep 5, 2025
 
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