Hazardous Weather Conditions
Current conditions at
Pittsburgh - Allegheny County Airport (KAGC)
Lat: 40.36°NLon: 79.92°WElev: 1237ft.
Mostly Cloudy
66°F
19°C
| Humidity | 78% |
| Wind Speed | N 8 mph |
| Barometer | 30.04 in (1017.4 mb) |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Last update | 1 Apr 3:53 pm EDT |
Extended Forecast for
Castle Shannon PA
This Afternoon

High: 65 °F
Chance
T-stormsTonight
Low: 56 °F
Showers then
Chance
ShowersThursday
High: 79 °F
Chance
Showers then
Chance
T-stormsThursday Night
Low: 63 °F
Chance
T-storms then
Chance
ShowersFriday
High: 79 °F
Slight Chance
Showers then
Chance
T-stormsFriday Night
Low: 62 °F
Chance
T-storms then
Chance
ShowersSaturday
High: 82 °F
Mostly Sunny
then Chance
ShowersSaturday Night
Low: 49 °F
Showers
Likely then
ShowersSunday
High: 54 °F
Showers then
Chance
Showers
Detailed Forecast
This Afternoon
A chance of showers and thunderstorms. Partly sunny, with a high near 65. North wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 11pm, then a chance of showers. Low around 56. Northeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 79. Southeast wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 79. Southwest wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 40%.
Saturday Night
Showers, mainly after 8pm. Low around 49. Chance of precipitation is 90%.
Sunday
Showers, mainly before 8am. High near 54. Chance of precipitation is 80%.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 52.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 48.
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)
2:47 pm EDT Apr 1, 2026
4pm EDT Apr 1, 2026-6pm EDT Apr 7, 2026



