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

47°F

8°C

Humidity 61%
Wind Speed W 13 mph
Barometer 29.92 in (1013.7 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 9 Nov 12:53 am EST
Extended Forecast for

Irwin PA

  • Overnight

    Overnight: Partly cloudy, with a low around 39. Light southwest wind becoming west 10 to 15 mph.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 56. Northwest wind 13 to 18 mph.

    High: 56 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. Light west wind becoming southwest 5 to 9 mph after midnight.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 62. Southwest wind 13 to 17 mph.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36. West wind 5 to 7 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.

    Low: 41 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain. High near 56. Chance of precipitation is 90%.

    High: 56 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.

    Low: 34 °F

    Rain Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. Light southwest wind becoming west 10 to 15 mph.
Monday
Mostly sunny, with a high near 56. Northwest wind 13 to 18 mph.
Monday Night
Partly cloudy, with a low around 35. Light west wind becoming southwest 5 to 9 mph after midnight.
Tuesday
Sunny, with a high near 62. Southwest wind 13 to 17 mph.
Tuesday Night
Mostly clear, with a low around 36. West wind 5 to 7 mph becoming calm in the evening.
Veterans Day
Partly sunny, with a high near 61.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Thursday
Rain. High near 56. Chance of precipitation is 90%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.
Friday
Rain likely, mainly before 1pm. Cloudy, with a high near 46. Breezy. Chance of precipitation is 60%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 45. Breezy. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
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:
1:21 am EST Nov 9, 2026
Forecast Valid:
1am EST Nov 9, 2026-6pm EST Nov 15, 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