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Alcoa Center, Pennsylvania Weather Forecast
Alcoa Center, Pennsylvania Weather
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Click for Special Weather Statement for Alcoa Center, Pennsylvania
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Weather Forecast for Alcoa Center, Pennsylvania : Westmoreland County
Issued: 6:53 pm EST Dec 2, 2025 Latitude: 40.5384 Longitude: -79.6450454 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on Tonight Mostly Sunny on Wednesday 40% chance of snow on Thursday 20% chance of snow on Friday Mostly Cloudy on Saturday Mostly Cloudy on Sunday 30% chance of snow on Monday 50% chance of snow on Tuesday
Low: 22°F High: 33°F High: 30°F High: 31°F High: 34°F High: 32°F High: 30°F High: 30°F
Low: 24°F Low: 9 °F Low: 22°F Low: 23°F Low: 17°F Low: 14°F  
Mostly Cloudy Mostly Sunny Snow Snow Mostly Cloudy Mostly Cloudy Snow Snow
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Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
28°
Cloudy
as of 9:03 PM EST
Rel. Humidity: 92%
Dew Point: 27°F
Visibility: 9 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
5 MPH
280° West
Cloud Level(s): Scattered at 2000ft, Solid Overcast at 4300ft
Current Conditions at
LATROBE - (KLBE)
32°
Cloudy
as of 8:47 PM EST
Rel. Humidity: 86%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
8 MPH
270° West
Cloud Level(s): Solid Overcast at 3400ft
Current Conditions at
BUTLER COUNTY - (KBTP)
28°
Cloudy
as of 8:56 PM EST
Rel. Humidity: 100%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
5 MPH
280° West
Cloud Level(s): Solid Overcast at 4000ft
Current Conditions at
STEWART FIELD - (KIDI)
28°
Cloudy
as of 8:55 PM EST
Rel. Humidity: 86%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
7 MPH
290° West
Cloud Level(s): Solid Overcast at 3100ft
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 22. West wind around 6 mph.
Mostly Sunny on Wednesday Wednesday... Cloudy, then gradually becoming mostly sunny, with a high near 33. Southwest wind 6 to 10 mph.
60% chance of freezing rain & snow Wednesday Night Wednesday Night... Snow likely, possibly mixed with freezing rain after 1am, becoming all snow after 4am. Increasing clouds, with a low around 24. Southwest wind around 10 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.
40% chance of snow Thursday Thursday... A chance of snow before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 30. Northwest wind 10 to 14 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 9. Northwest wind around 6 mph becoming calm in the evening.
20% chance of snow Friday Friday... A slight chance of snow after 1pm. Partly sunny, with a high near 31. Chance of precipitation is 20%.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 22.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 34.
30% chance of snow Saturday Night Saturday Night... A chance of snow before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 32.
30% chance of snow Sunday Night Sunday Night... A chance of snow. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.
30% chance of snow Monday Monday... A chance of snow. Partly sunny, with a high near 30. Chance of precipitation is 30%.
30% chance of snow Monday Night Monday Night... A chance of snow. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.
50% chance of snow Tuesday Tuesday... A chance of snow. Mostly cloudy, with a high near 30. Chance of precipitation is 50%.
Current Radar Image


Sun Almanac for Alcoa Center, Pennsylvania
Sunrise: 07:24 AM
Sunset: 4:52 PM
Civil Sunrise:06:54 AM
Civil Sunset: 5:22 PM
Nautical Sunrise: 06:20 AM
Nautical Sunset: 5:56 PM
Astro Sunrise: 05:47 AM
Astro Sunset: 6:29 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.