National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Overcast

42°F

6°C

Humidity 29%
Wind Speed N 3 mph
Barometer 30.22 in (1024.9 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 14 Mar 8:53 pm EDT
Extended Forecast for

Plum PA

  • Tonight

    Tonight: A slight chance of rain between midnight and 1am. Mostly cloudy, with a low around 37. Light northeast wind becoming east 5 to 9 mph in the evening. Chance of precipitation is 20%.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: Partly sunny, with a high near 65. Breezy, with a south wind 13 to 20 mph, with gusts as high as 38 mph.

    High: 65 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A chance of rain after 2am. Mostly cloudy, with a low around 48. Southeast wind around 18 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain before 5pm, then rain and snow likely. High near 64. South wind around 18 mph becoming southwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 64 °F

    Rain then
    Rain/Snow

  • Monday Night

    Monday Night: Snow likely before 8pm, then a chance of snow showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 21. Breezy, with a west wind 18 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Snow Likely
    and Breezy

  • Tuesday

    Tuesday: A slight chance of snow showers before 2pm. Mostly cloudy, with a high near 30. Breezy. Chance of precipitation is 20%.

    High: 30 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of rain between midnight and 1am. Mostly cloudy, with a low around 37. Light northeast wind becoming east 5 to 9 mph in the evening. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 65. Breezy, with a south wind 13 to 20 mph, with gusts as high as 38 mph.
Sunday Night
A chance of rain after 2am. Mostly cloudy, with a low around 48. Southeast wind around 18 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.
Monday
Rain before 5pm, then rain and snow likely. High near 64. South wind around 18 mph becoming southwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Monday Night
Snow likely before 8pm, then a chance of snow showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 21. Breezy, with a west wind 18 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A slight chance of snow showers before 2pm. Mostly cloudy, with a high near 30. Breezy. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 19.
Wednesday
Mostly cloudy, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Mostly cloudy, with a high near 53.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 58.
Friday Night
A chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Saturday
A chance of rain. Partly sunny, with a high near 56. Chance of precipitation is 30%.
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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:
7:41 pm EDT Mar 14, 2026
Forecast Valid:
9pm EDT Mar 14, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation