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

43°F

6°C

Humidity 56%
Wind Speed NW 8 G 20 mph
Barometer 30.09 in (1020.1 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 13 Nov 9:53 am EST
Extended Forecast for

Irwin PA

  • Today

    Today: Sunny, with a high near 50. West wind 7 to 12 mph increasing to 13 to 18 mph in the morning.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. Southwest wind 5 to 7 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 53. Southwest wind 6 to 8 mph.

    High: 53 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. South wind 3 to 5 mph.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain likely. Cloudy, with a high near 61. South wind 6 to 14 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Showers. Low around 42. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 50. Breezy.

    High: 50 °F

    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 50. West wind 7 to 12 mph increasing to 13 to 18 mph in the morning.
Tonight
Mostly clear, with a low around 29. Southwest wind 5 to 7 mph.
Friday
Partly sunny, with a high near 53. Southwest wind 6 to 8 mph.
Friday Night
Mostly cloudy, with a low around 38. South wind 3 to 5 mph.
Saturday
Rain likely. Cloudy, with a high near 61. South wind 6 to 14 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers. Low around 42. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Partly sunny, with a high near 50. Breezy.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
A chance of rain. Partly sunny, with a high near 48. Chance of precipitation is 40%.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Wednesday
A chance of rain. Partly sunny, with a high near 51. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Irwin PA
 40.32°N 79.68°W (Elev. 1099 ft)
Last Update:
10:43 am EST Nov 13, 2025
Forecast Valid:
10am EST Nov 13, 2025-6pm EST Nov 19, 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