Hazardous Weather Conditions
Current conditions at
Pittsburgh - Allegheny County Airport (KAGC)
Lat: 40.36°NLon: 79.92°WElev: 1237ft.
Overcast
26°F
-3°C
| Humidity | 88% |
| Wind Speed | SW 12 mph |
| Barometer | 29.72 in (1008.7 mb) |
| Dewpoint | 23°F (-5°C) |
| Visibility | 7.00 mi |
| Wind Chill | 15°F (-9°C) |
| Last update | 31 Dec 2:53 pm EST |
Extended Forecast for
Castle Shannon PA
Winter Weather Advisory December 31, 03:52pm until January 1, 10:00am
NOW until 10:00am Thu

Winter Weather Advisory
This Afternoon

High: 31 °F
Snow Likely
Tonight

Low: 15 °F
Snow
New Year's Day

High: 22 °F
Mostly Sunny
Thursday Night

Low: 16 °F
Mostly Cloudy
Friday

High: 30 °F
Partly Sunny
Friday Night

Low: 14 °F
Partly Cloudy
Saturday

High: 30 °F
Mostly Cloudy
Saturday Night

Low: 17 °F
Mostly Cloudy
Detailed Forecast
This Afternoon
Snow likely, mainly after 4pm. Cloudy, with a high near 31. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow, mainly before 2am. Low around 15. West wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
New Year's Day
Mostly sunny, with a high near 22. West wind 10 to 13 mph.
Thursday Night
Mostly cloudy, with a low around 16. Southwest wind around 7 mph.
Friday
Partly sunny, with a high near 30. West wind 7 to 10 mph.
Friday Night
Partly cloudy, with a low around 14.
Saturday
Mostly cloudy, with a high near 30.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Mostly cloudy, with a high near 37.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly cloudy, with a high near 42.
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)
3:42 pm EST Dec 31, 2025
3pm EST Dec 31, 2025-6pm EST Jan 6, 2026



