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

28°F

-2°C

Humidity 81%
Wind Speed Vrbl 7 mph
Barometer 29.93 in (1015.4 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 22 Feb 11:53 pm EST
Extended Forecast for

Plum PA

  • Overnight

    Overnight: A chance of snow. Cloudy, with a low around 27. Northwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than one inch possible.

    Low: 27 °F

    Chance Snow

  • Monday

    Monday: A chance of snow. Mostly cloudy, with a high near 36. Northwest wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Monday Night

    Monday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 17. Northwest wind 13 to 17 mph. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 35. West wind around 10 mph becoming southwest in the afternoon.

    High: 35 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Snow before 4am, then snow, possibly mixed with rain. 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 less than one inch possible.

    Low: 28 °F

    Chance Snow
    then
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow before 10am, then a chance of rain between 10am and 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Thursday

    Thursday: Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.

    High: 45 °F

    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.

    Low: 25 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
A chance of snow. Cloudy, with a low around 27. Northwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than one inch possible.
Monday
A chance of snow. Mostly cloudy, with a high near 36. Northwest wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Monday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 17. Northwest wind 13 to 17 mph. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 35. West wind around 10 mph becoming southwest in the afternoon.
Tuesday Night
Snow before 4am, then snow, possibly mixed with rain. 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 less than one inch possible.
Wednesday
A chance of rain and snow before 10am, then a chance of rain between 10am and 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 21.
Thursday
Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Plum PA
 40.5°N 79.74°W (Elev. 1079 ft)
Last Update:
12:12 am EST Feb 23, 2026
Forecast Valid:
12am EST Feb 23, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation