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Alcoa Center, Pennsylvania Weather Forecast
Alcoa Center, Pennsylvania Weather
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Weather Forecast for Alcoa Center, Pennsylvania : Westmoreland County
Issued: 4:21 pm EST Dec 13, 2025 Latitude: 40.5384 Longitude: -79.6450454 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Sunday Monday Tuesday Wednesday Thursday Friday
100% chance of snow on This Afternoon 100% chance of snow on Tonight 60% chance of snow on Sunday Mostly Cloudy on Monday Mostly Sunny on Tuesday Mostly Cloudy on Wednesday 80% chance of rain on Thursday Partly Sunny on Friday
High: 33°F Low: 11°F High: 19°F High: 21°F High: 31°F High: 40°F High: 50°F High: 33°F
Low: 12°F Low: 12°F Low: 25°F Low: 29°F Low: 26°F Low: 23°F
Snow Snow Snow Mostly Cloudy Mostly Sunny Mostly Cloudy Rain Partly Sunny
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Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
28°
Feels like 19°F
Cloudy
Light Snow Mist
as of 4:53 PM EST
Rel. Humidity: 100%
Dew Point: 28°F
Visibility: 3/4 Miles
Pressure: 29.99 in.
Flight Rule: MVFR
Wind Data
9 MPH
280° West
Cloud Level(s): Scattered at 600ft, Solid Overcast at 1200ft
Current Conditions at
LATROBE - (KLBE)
32°
Feels like 23°F
Cloudy
Snow Freezing Fog
as of 4:47 PM EST
Rel. Humidity: 100%
Dew Point: 32°F
Visibility: 1/4 Miles
Pressure: 30.02 in.
Flight Rule: LIFR
Wind Data
12 MPH
190° South
Cloud Level(s): Solid Overcast at 200ft
Current Conditions at
BUTLER COUNTY - (KBTP)
28°
Feels like 19°F
Cloudy
Light Snow Mist
as of 4:56 PM EST
Rel. Humidity: 100%
Dew Point: 28°F
Visibility: 3/4 Miles
Pressure: 30.00 in.
Flight Rule: MVFR
Wind Data
9 MPH
280° West
Cloud Level(s): Few at 800ft, Solid Overcast at 1100ft
100% chance of snow This Afternoon This Afternoon... Snow. High near 33. West wind around 9 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 2 inches possible.

100% chance of snow Tonight Tonight... Snow, mainly before 2am, then snow showers likely after 4am. The snow could be heavy at times. Low around 11. Wind chill values as low as zero. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

60% chance of snow Sunday Sunday... Snow showers likely, mainly before noon. Mostly cloudy, with a high near 19. Wind chill values as low as -4. West wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

40% chance of snow Sunday Night Sunday Night... A chance of snow showers. Mostly cloudy, with a low around 12. West wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 21. Southwest wind 10 to 13 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 12.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 31.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 25.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 40.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 29.

80% chance of rain Thursday Thursday... Rain. High near 50. Chance of precipitation is 80%.

80% chance of rain Thursday Night Thursday Night... Rain. Low around 26. Chance of precipitation is 80%.

Partly Sunny on Friday Friday... Partly sunny, with a high near 33.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 23.

Sun Almanac for Alcoa Center, Pennsylvania
Sunrise: 07:34 AM
Sunset: 4:52 PM
Civil Sunrise:07:03 AM
Civil Sunset: 5:23 PM
Nautical Sunrise: 06:29 AM
Nautical Sunset: 5:57 PM
Astro Sunrise: 05:56 AM
Astro Sunset: 6:30 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.