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.

A Few Clouds

21°F

-6°C

Humidity 65%
Wind Speed W 12 G 20 mph
Barometer 30.06 in (1020.2 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 24 Feb 8:53 am EST
Extended Forecast for

Irwin PA

  • Today

    Today: A slight chance of snow before 11am, then a chance of flurries between 11am and noon. Partly sunny, with a high near 35. Southwest wind around 10 mph. Chance of precipitation is 20%.

    High: 35 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Tonight

    Tonight: Snow, mainly after 1am. Low around 28. South wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 28 °F

    Chance Snow
    then Snow

  • Wednesday

    Wednesday: Snow likely, possibly mixed with rain, mainly before 7am. Mostly cloudy, with a high near 45. Southwest wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of snow after 1am. Mostly cloudy, with a low around 25. West wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 25 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A chance of snow before 10am, then a chance of rain and snow between 10am and 4pm, then a chance of rain after 4pm. Mostly cloudy, with a high near 39. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 50%. New snow accumulation of around an inch possible.

    High: 39 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A slight chance of rain before 10pm, then a slight chance of snow between 10pm and 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 20%.

    Low: 22 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Friday

    Friday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

Today
A slight chance of snow before 11am, then a chance of flurries between 11am and noon. Partly sunny, with a high near 35. Southwest wind around 10 mph. Chance of precipitation is 20%.
Tonight
Snow, mainly after 1am. Low around 28. South wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow likely, possibly mixed with rain, mainly before 7am. Mostly cloudy, with a high near 45. Southwest wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 25. West wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 20%.
Thursday
A chance of snow before 10am, then a chance of rain and snow between 10am and 4pm, then a chance of rain after 4pm. Mostly cloudy, with a high near 39. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 50%. New snow accumulation of around an inch possible.
Thursday Night
A slight chance of rain before 10pm, then a slight chance of snow between 10pm and 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 20%.
Friday
Sunny, with a high near 47.
Friday Night
Mostly clear, with a low around 30.
Saturday
Sunny, with a high near 55.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Monday
A chance of rain and snow. Partly sunny, with a high near 38. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Irwin PA
 40.32°N 79.71°W (Elev. 1053 ft)
Last Update:
7:48 am EST Feb 24, 2026
Forecast Valid:
8am EST Feb 24, 2026-6pm EST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation