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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: 6:58 am EST Jan 21, 2026 Latitude: 40.5384 Longitude: -79.6450454 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
90% chance of snow on Today 70% chance of rain & snow on Tonight Partly Sunny on Thursday Mostly Cloudy on Friday Mostly Cloudy on Saturday 70% chance of snow on Sunday Partly Sunny on Monday Mostly Sunny on Tuesday
High: 36°F Low: 29°F High: 34°F High: 22°F High: 12°F High: 19°F High: 19°F High: 21°F
Low: 16°F Low: 0°F Low: 7 °F Low: 7 °F Low: 5°F  
Snow Rain & Snow Partly Sunny Mostly Cloudy Mostly Cloudy Snow Partly Sunny Mostly Sunny
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Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
12°
Feels like 0°F
Mostly Clear
as of 6:53 AM EST
Rel. Humidity: 61%
Dew Point: 1°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
9 MPH
170° South
Cloud Level(s): Few at 7000ft
Current Conditions at
LATROBE - (KLBE)
Cloudy
as of 6:52 AM EST
Rel. Humidity: 84%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 7000ft
Current Conditions at
BUTLER COUNTY - (KBTP)
12°
Feels like 0°F
Cloudy
as of 6:56 AM EST
Rel. Humidity: 61%
Dew Point: 1°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
9 MPH
160° South
Cloud Level(s): Broken at 5500ft, Solid Overcast at 8000ft
Current Conditions at
STEWART FIELD - (KIDI)
12°
Cloudy
as of 6:55 AM EST
Rel. Humidity: 56%
Dew Point: -0°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: VFR
Wind Data
3 MPH
140° Southeast
Cloud Level(s): Scattered at 4600ft, Scattered at 6000ft, Solid Overcast at 7000ft
90% chance of snow Today Today... Snow, mainly after noon. High near 36. Wind chill values as low as zero. South wind 7 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

70% chance of rain & snow Tonight Tonight... Snow likely before 10pm, then snow likely, possibly mixed with rain between 10pm and 11pm, then a chance of snow after 11pm. Mostly cloudy, with a low around 29. Southwest wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 34. West wind 13 to 17 mph, with gusts as high as 29 mph.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 16. West wind around 8 mph.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 22. West wind 9 to 14 mph, with gusts as high as 24 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 0.

Mostly Cloudy on Saturday Saturday... Mostly cloudy and cold, with a high near 12.

60% chance of snow Saturday Night Saturday Night... Snow likely, mainly after 1am. Mostly cloudy, with a low around 7. Chance of precipitation is 60%.

70% chance of snow Sunday Sunday... Snow likely. Mostly cloudy, with a high near 19. Chance of precipitation is 70%.

40% chance of snow Sunday Night Sunday Night... A chance of snow. Mostly cloudy, with a low around 7. Chance of precipitation is 40%.

Partly Sunny on Monday Monday... Partly sunny, with a high near 19.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 5.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 21.

Current Radar Image


Sun Almanac for Alcoa Center, Pennsylvania
Sunrise: 07:37 AM
Sunset: 5:23 PM
Civil Sunrise:07:07 AM
Civil Sunset: 5:53 PM
Nautical Sunrise: 06:34 AM
Nautical Sunset: 6:26 PM
Astro Sunrise: 06:01 AM
Astro Sunset: 6:59 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.