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

51°F

11°C

Humidity 89%
Wind Speed N 12 G 22 mph
Barometer 30.25 in (1024.3 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 11 Apr 12:53 am EDT
Extended Forecast for

Plum PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 42. Calm wind becoming northwest 5 to 8 mph.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 59. North wind around 7 mph.

    High: 59 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 77. South wind 6 to 10 mph.

    High: 77 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 61. South wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Cloudy

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 81. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 42. Calm wind becoming northwest 5 to 8 mph.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 59. North wind around 7 mph.
Saturday Night
Mostly clear, with a low around 39. Light and variable wind.
Sunday
Increasing clouds, with a high near 77. South wind 6 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 61. South wind 7 to 10 mph, with gusts as high as 20 mph.
Monday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 81. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
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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:
2:31 am EDT Apr 11, 2026
Forecast Valid:
2am EDT Apr 11, 2026-6pm EDT Apr 17, 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