Current conditions at
Pittsburgh - Allegheny County Airport (KAGC)
Lat: 40.36°NLon: 79.92°WElev: 1237ft.
Fair
56°F
13°C
| Humidity | 57% |
| Wind Speed | S 9 mph |
| Barometer | 30.24 in (1024.4 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 9 Apr 11:53 pm EDT |
Extended Forecast for
Castle Shannon PA
Overnight

Low: 52 °F
Mostly Clear
Friday
High: 75 °F
Sunny then
Chance
ShowersFriday Night
Low: 43 °F
Showers
Likely then
Mostly CloudySaturday

High: 62 °F
Becoming
SunnySaturday Night

Low: 43 °F
Partly Cloudy
Sunday

High: 79 °F
Partly Sunny
Sunday Night

Low: 62 °F
Mostly Cloudy
Monday

High: 74 °F
Chance
ShowersMonday Night

Low: 60 °F
Chance
Showers
Detailed Forecast
Overnight
Mostly clear, with a low around 52. South wind 6 to 8 mph.
Friday
A chance of showers, mainly after 5pm. Increasing clouds, with a high near 75. Southwest wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 43. North wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 62. North wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 43. North wind around 5 mph becoming east after midnight.
Sunday
Partly sunny, with a high near 79.
Sunday Night
Mostly cloudy, with a low around 62.
Monday
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Tuesday
A chance of showers before 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 62.
Thursday
Partly sunny, with a high near 80.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Castle Shannon PA
40.37°N 80.02°W (Elev. 1109 ft)
40.37°N 80.02°W (Elev. 1109 ft)
11:51 pm EDT Apr 9, 2026
12am EDT Apr 10, 2026-6pm EDT Apr 16, 2026


