National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

59°F

15°C

Humidity 72%
Wind Speed Calm
Barometer 30.22 in (1023.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 5 Oct 3:53 am EDT
Extended Forecast for

Allison Park PA

  • Today

    Today: Patchy fog before 9am. Otherwise, sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Clear, with a low around 53. Light southeast wind.

    Low: 53 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 83. South wind 3 to 6 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am. Partly cloudy, with a low around 59. Light south wind. Chance of precipitation is 30%.

    Low: 59 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 76. Southwest wind 6 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 52. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 8am. Mostly sunny, with a high near 67. Chance of precipitation is 60%.

    High: 67 °F

    Showers
    Likely then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Clear, with a low around 53. Light southeast wind.
Monday
Sunny, with a high near 83. South wind 3 to 6 mph.
Monday Night
A chance of showers after 2am. Partly cloudy, with a low around 59. Light south wind. Chance of precipitation is 30%.
Tuesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 76. Southwest wind 6 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm. Low around 52. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm before 8am. Mostly sunny, with a high near 67. Chance of precipitation is 60%.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 44.
Friday
Mostly sunny, with a high near 69.
Friday Night
A chance of showers. Partly cloudy, with a low around 49. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 71. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Allison Park PA
 40.56°N 79.97°W (Elev. 899 ft)
Last Update:
4:02 am EDT Oct 5, 2025
Forecast Valid:
4am EDT Oct 5, 2025-6pm EDT Oct 11, 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