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

49°F

9°C

Humidity 59%
Wind Speed NW 5 mph
Barometer 30.09 in (1020.0 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 9 Nov 6:53 pm EST
Extended Forecast for

Library PA

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Calm wind becoming southwest 5 to 8 mph after midnight.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 62. West wind 10 to 15 mph.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 37. West wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 61. Calm wind becoming southwest around 6 mph.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 43. Calm wind becoming southeast around 6 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain likely. Mostly cloudy, with a high near 54. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.

    High: 42 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. Calm wind becoming southwest 5 to 8 mph after midnight.
Tuesday
Sunny, with a high near 62. West wind 10 to 15 mph.
Tuesday Night
Increasing clouds, with a low around 37. West wind around 6 mph becoming calm in the evening.
Veterans Day
Partly sunny, with a high near 61. Calm wind becoming southwest around 6 mph.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 43. Calm wind becoming southeast around 6 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely. Mostly cloudy, with a high near 54. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely. Cloudy, with a low around 35. Chance of precipitation is 60%.
Friday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Friday Night
A chance of rain, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Partly sunny, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Library PA
 40.28°N 80.01°W (Elev. 1201 ft)
Last Update:
5:51 pm EST Nov 9, 2026
Forecast Valid:
7pm EST Nov 9, 2026-6pm EST Nov 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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