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.

Mostly Cloudy

65°F

18°C

Humidity 76%
Wind Speed SW 9 mph
Barometer 29.87 in (1011.3 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 17 May 1:53 am EDT
Extended Forecast for

Castle Shannon PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 58. Light southeast wind.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 72. South wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 59. South wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 59 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly between 10am and 5pm. Mostly cloudy, with a high near 75. Southeast wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, mainly between 9pm and 11pm. Partly cloudy, with a low around 57. East wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 58. Light southeast wind.
Friday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 72. South wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 59. South wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of showers, mainly between 10am and 5pm. Mostly cloudy, with a high near 75. Southeast wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A chance of showers, mainly between 9pm and 11pm. Partly cloudy, with a low around 57. East wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 57.
Monday
Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 83.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Wednesday
Showers likely. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Partly cloudy, with a low around 61. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Castle Shannon PA
 40.37°N 80.02°W (Elev. 1109 ft)
Last Update:
1:01 am EDT May 17, 2024
Forecast Valid:
2am EDT May 17, 2024-6pm EDT May 23, 2024
 
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