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

Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

43°F

6°C

Humidity 74%
Wind Speed S 12 mph
Barometer 29.98 in (1016.1 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 20 Mar 6:53 am EDT
Extended Forecast for

Allison Park PA

  • Today

    Today: Showers, with thunderstorms also possible after 5pm. High near 61. Southwest wind 6 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Slight Chance
    Showers then
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 39. Northwest wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 39 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45. Calm wind becoming south around 5 mph after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Partly sunny, with a high near 75. Southwest wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 11pm, then showers likely between 11pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Showers
    Likely

  • Monday

    Monday: Rain likely before 8am. Partly sunny, with a high near 49. Chance of precipitation is 60%.

    High: 49 °F

    Rain Likely
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

Detailed Forecast

Today
Showers, with thunderstorms also possible after 5pm. High near 61. Southwest wind 6 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 39. Northwest wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Partly sunny, with a high near 59. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 45. Calm wind becoming south around 5 mph after midnight.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 75. Southwest wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers and thunderstorms likely before 11pm, then showers likely between 11pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain likely before 8am. Partly sunny, with a high near 49. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Partly sunny, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 53.
Wednesday Night
A chance of rain and snow. Partly cloudy, with a low around 37. Chance of precipitation is 30%.
Thursday
A chance of rain and snow. Partly sunny, with a high near 66. 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:
5:06 am EDT Mar 20, 2026
Forecast Valid:
6am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation