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

85°F

29°C

Humidity 40%
Wind Speed S 5 mph
Barometer 30.17 in (1021.1 mb)
Dewpoint 58°F (14°C)
Visibility 8.00 mi
Heat Index84°F (29°C)
Last update 9 Aug 5:53 pm EDT
Extended Forecast for

Plum PA

  • Tonight

    Tonight: Clear, with a low around 63. Southeast wind 3 to 6 mph.

    Low: 63 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 88. Light southeast wind.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. Southeast wind around 6 mph.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 90. Light south wind.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 67. Southeast wind 3 to 5 mph.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 20%.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 63. Southeast wind 3 to 6 mph.
Sunday
Sunny, with a high near 88. Light southeast wind.
Sunday Night
Mostly clear, with a low around 64. Southeast wind around 6 mph.
Monday
Sunny and hot, with a high near 90. Light south wind.
Monday Night
Mostly clear, with a low around 67. Southeast wind 3 to 5 mph.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Thursday
A chance of showers after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Friday Night
A chance of showers. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Plum PA
 40.5°N 79.74°W (Elev. 1079 ft)
Last Update:
4:04 pm EDT Aug 9, 2025
Forecast Valid:
6pm EDT Aug 9, 2025-6pm EDT Aug 16, 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