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Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

75°F

24°C

Humidity 74%
Wind Speed Calm
Barometer 30.04 in (1016.9 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 13 Aug 9:53 pm EDT
Extended Forecast for

Allison Park PA

  • Tonight

    Tonight: Patchy fog before 2am, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: A chance of showers and thunderstorms, mainly after 5pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 82. Light east wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 4am, then a slight chance of showers after 5am. Mostly cloudy, then gradually becoming mostly clear, with a low around 63. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers after 8am. Mostly sunny, with a high near 84. East wind 3 to 5 mph. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 68. Light and variable wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 85. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Showers
    Likely then
    T-storms

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 68. Chance of precipitation is 80%.

    Low: 68 °F

    T-storms then
    Chance
    T-storms

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of thunderstorms before 8pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Patchy Fog

Detailed Forecast

Tonight
Patchy fog before 2am, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 66. Calm wind.
Friday
A chance of showers and thunderstorms, mainly after 5pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 82. Light east wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of showers and thunderstorms before 4am, then a slight chance of showers after 5am. Mostly cloudy, then gradually becoming mostly clear, with a low around 63. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
A slight chance of showers after 8am. Mostly sunny, with a high near 84. East wind 3 to 5 mph. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 68. Light and variable wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 85. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 68. Chance of precipitation is 80%.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Monday Night
A chance of thunderstorms before 8pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 61. Chance of precipitation is 30%.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Allison Park PA
 40.56°N 79.97°W (Elev. 899 ft)
Last Update:
7:51 pm EDT Aug 13, 2026
Forecast Valid:
10pm EDT Aug 13, 2026-6pm EDT Aug 20, 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