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Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

33°F

1°C

Humidity 56%
Wind Speed W 10 G 21 mph
Barometer 30.11 in (1020.9 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 14 Mar 8:53 am EDT
Extended Forecast for

Castle Shannon PA

  • Today

    Today: Sunny, with a high near 48. West wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Calm wind becoming east 5 to 9 mph in the evening.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68. Breezy, with a southeast wind 14 to 21 mph, with gusts as high as 38 mph.

    High: 68 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 51. Breezy, with a southeast wind 18 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Showers, mainly after 8am. High near 68. Breezy, with a south wind 20 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 68 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: A chance of snow showers before 2am. Mostly cloudy, with a low around 21. Breezy. Chance of precipitation is 30%.

    Low: 21 °F

    Chance Snow
    Showers and
    Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 29. Breezy.

    High: 29 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

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

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 48. West wind 10 to 14 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, with a low around 38. Calm wind becoming east 5 to 9 mph in the evening.
Sunday
Partly sunny, with a high near 68. Breezy, with a southeast wind 14 to 21 mph, with gusts as high as 38 mph.
Sunday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 51. Breezy, with a southeast wind 18 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Monday
Showers, mainly after 8am. High near 68. Breezy, with a south wind 20 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A chance of snow showers before 2am. Mostly cloudy, with a low around 21. Breezy. Chance of precipitation is 30%.
Tuesday
Mostly cloudy, with a high near 29. Breezy.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Partly sunny, with a high near 53.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castle Shannon PA
 40.37°N 80.02°W (Elev. 1109 ft)
Last Update:
7:06 am EDT Mar 14, 2026
Forecast Valid:
9am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation