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

75°F

24°C

Humidity 43%
Wind Speed W 9 G 22 mph
Barometer 29.86 in (1010.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 19 Jun 3:53 pm EDT
Extended Forecast for

Plum PA

  • Juneteenth

    Juneteenth: Scattered showers after 5pm. Mostly sunny, with a high near 76. West wind around 16 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers before 7pm. Mostly clear, with a low around 56. West wind 6 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Scattered
    Showers then
    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 76. West wind 7 to 14 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Partly cloudy, with a low around 57. Northwest wind 5 to 7 mph becoming light and variable. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80. West wind 5 to 8 mph.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers, then showers and possibly a thunderstorm after 2am. Low around 62. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 62 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm before 8am, then showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. High near 77. Chance of precipitation is 90%.

    High: 77 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
Scattered showers after 5pm. Mostly sunny, with a high near 76. West wind around 16 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Scattered showers before 7pm. Mostly clear, with a low around 56. West wind 6 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 76. West wind 7 to 14 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Partly cloudy, with a low around 57. Northwest wind 5 to 7 mph becoming light and variable. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 80. West wind 5 to 8 mph.
Sunday Night
A chance of showers, then showers and possibly a thunderstorm after 2am. Low around 62. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Showers and possibly a thunderstorm before 8am, then showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. High near 77. Chance of precipitation is 90%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Plum PA
 40.5°N 79.77°W (Elev. 1099 ft)
Last Update:
2:41 pm EDT Jun 19, 2026
Forecast Valid:
4pm EDT Jun 19, 2026-6pm EDT Jun 25, 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