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

44°F

7°C

Humidity 79%
Wind Speed W 7 mph
Barometer 29.98 in (1016.3 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 7 Jan 5:53 pm EST
Extended Forecast for

Glenshaw PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. West wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 52. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 52 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 1am. Mostly cloudy, with a low around 44. Southeast wind 7 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers. High near 62. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Showers

  • Friday Night

    Friday Night: Showers likely. Cloudy, with a low around 48. Southwest wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 59. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of rain showers before 1am, then a chance of rain and snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.

    Low: 32 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of snow showers. Mostly cloudy, with a high near 36. Breezy. Chance of precipitation is 40%.

    High: 36 °F

    Chance Snow
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.

    Low: 24 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. West wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 52. Calm wind becoming southeast around 6 mph in the afternoon.
Thursday Night
A chance of showers after 1am. Mostly cloudy, with a low around 44. Southeast wind 7 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers. High near 62. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely. Cloudy, with a low around 48. Southwest wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers. High near 59. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A chance of rain showers before 1am, then a chance of rain and snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 36. Breezy. Chance of precipitation is 40%.
Sunday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
A chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Glenshaw PA
 40.52°N 79.94°W (Elev. 833 ft)
Last Update:
6:01 pm EST Jan 7, 2026
Forecast Valid:
6pm EST Jan 7, 2026-6pm EST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation