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.

Overcast

44°F

7°C

Humidity 73%
Wind Speed W 8 mph
Barometer 30.09 in (1020.0 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 7 Nov 9:53 pm EST
Extended Forecast for

Irwin PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. West wind 7 to 9 mph.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 58. Breezy, with a southwest wind 10 to 20 mph.

    High: 58 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 39. West wind 14 to 16 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 56. West wind 14 to 18 mph.

    High: 56 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly clear, with a low around 34. Southwest wind 5 to 10 mph.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 36. West wind 7 to 9 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 58. Breezy, with a southwest wind 10 to 20 mph.
Sunday Night
Increasing clouds, with a low around 39. West wind 14 to 16 mph.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 56. West wind 14 to 18 mph.
Monday Night
Mostly clear, with a low around 34. Southwest wind 5 to 10 mph.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 37.
Veterans Day
Partly sunny, with a high near 60.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Thursday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly cloudy, with a high near 47. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Irwin PA
 40.32°N 79.71°W (Elev. 1053 ft)
Last Update:
8:46 pm EST Nov 7, 2026
Forecast Valid:
10pm EST Nov 7, 2026-6pm EST Nov 14, 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