


Current conditions at
Pittsburgh - Allegheny County Airport (KAGC)
Lat: 40.36°NLon: 79.92°WElev: 1237ft.
Overcast
68°F
20°C
Humidity | 42% |
Wind Speed | W 9 mph |
Barometer | 30.10 in (1019.4 mb) |
Dewpoint | 44°F (7°C) |
Visibility | 10.00 mi |
Last update | 26 Aug 3:53 pm EDT |
Extended Forecast for
Castle Shannon PA
This Afternoon
High: 72 °F
Mostly Sunny
Tonight
Low: 50 °F
Partly Cloudy
Wednesday
High: 72 °F
Mostly Sunny
Wednesday Night
Low: 52 °F
Partly Cloudy
Thursday
High: 75 °F
Mostly Sunny
Thursday Night
Low: 57 °F
Chance
ShowersFriday
High: 71 °F
Partly Sunny
Friday Night
Low: 49 °F
Mostly Clear
Saturday
High: 73 °F
Sunny
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 72. Northwest wind around 13 mph.
Tonight
Partly cloudy, with a low around 50. Northwest wind 5 to 8 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 72. Light west wind increasing to 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 52. West wind around 6 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 75. Southwest wind 6 to 11 mph.
Thursday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 54.
Labor Day
Sunny, with a high near 80.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Castle Shannon PA
40.35°N 80.03°W (Elev. 1198 ft)
40.35°N 80.03°W (Elev. 1198 ft)
4:02 pm EDT Aug 26, 2025
4pm EDT Aug 26, 2025-6pm EDT Sep 1, 2025