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

27°F

-3°C

Humidity 78%
Wind Speed S 7 mph
Barometer 30.13 in (1021.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 18 Nov 4:53 am EST
Extended Forecast for

Plum PA

  • Today

    Today: Rain and snow likely, becoming all rain after 2pm. Increasing clouds, with a high near 41. South wind 3 to 5 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 41 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Tonight

    Tonight: Rain, mainly before 11pm. Low around 33. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 33 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 49. Light north wind.

    High: 49 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, with a high near 52. Light and variable wind.

    High: 52 °F

    Cloudy

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 50%.

    High: 55 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.

    Low: 34 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain. Partly sunny, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Chance Rain

Detailed Forecast

Today
Rain and snow likely, becoming all rain after 2pm. Increasing clouds, with a high near 41. South wind 3 to 5 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
Rain, mainly before 11pm. Low around 33. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Partly sunny, with a high near 49. Light north wind.
Wednesday Night
Mostly cloudy, with a low around 35. Calm wind.
Thursday
Cloudy, with a high near 52. Light and variable wind.
Thursday Night
Rain likely, mainly after 1am. Cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 50%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.
Saturday
A chance of rain. Partly sunny, with a high near 49. Chance of precipitation is 30%.
Saturday Night
A chance of rain before 1am. Partly cloudy, with a low around 30. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Plum PA
 40.52°N 79.74°W (Elev. 1243 ft)
Last Update:
12:36 am EST Nov 18, 2025
Forecast Valid:
5am EST Nov 18, 2025-6pm EST Nov 24, 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