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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: 5:18 am EST Jan 17, 2026 Latitude: 40.5384 Longitude: -79.6450454 View on Google Maps

MouseOver for Detail Forecast
Overnight Saturday Sunday M.L.King Day Tuesday Wednesday Thursday Friday
90% chance of snow on Overnight 70% chance of snow on Saturday 20% chance of snow on Sunday 40% chance of snow on M.L.King Day Mostly Sunny on Tuesday 40% chance of snow on Wednesday 40% chance of snow on Thursday Partly Sunny on Friday
Low: 29°F High: 38°F High: 23°F High: 25°F High: 16°F High: 36°F High: 29°F High: 26°F
Low: 17°F Low: 16°F Low: 5°F Low: 8°F Low: 24°F Low: 12°F  
Snow Snow Snow Snow Mostly Sunny Snow Snow Partly Sunny
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Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
30°
Cloudy
Mist
as of 5:29 AM EST
Rel. Humidity: 100%
Dew Point: 30°F
Visibility: 1 Miles
Pressure: 29.83 in.
Flight Rule: LIFR
Wind Data
8 MPH
190° South
Cloud Level(s): Solid Overcast at 300ft
Current Conditions at
LATROBE - (KLBE)
36°
Feels like 28°F
Clear
Light Rain Mist
as of 5:35 AM EST
Rel. Humidity: 93%
Dew Point: 34°F
Visibility: 6 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
10 MPH
190° South
Current Conditions at
BUTLER COUNTY - (KBTP)
30°
Cloudy
Unknown Precip
as of 4:56 AM EST
Rel. Humidity: 100%
Dew Point: 30°F
Visibility: 9 Miles
Pressure: 29.83 in.
Flight Rule: IFR
Wind Data
7 MPH
170° South
Cloud Level(s): Solid Overcast at 600ft
Current Conditions at
STEWART FIELD - (KIDI)
32°
Cloudy
Mist
as of 5:35 AM EST
Rel. Humidity: 100%
Dew Point: 32°F
Visibility: 1 3/4 Miles
Pressure: 29.84 in.
Flight Rule: IFR
Wind Data
7 MPH
230° Southwest
Cloud Level(s): Solid Overcast at 500ft
90% chance of snow Overnight Overnight... Snow. Low around 29. Southwest wind around 9 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of around an inch possible.
70% chance of snow Saturday Saturday... Snow likely before 10am, then a chance of snow showers after 11am. Mostly cloudy, with a high near 38. Southwest wind 9 to 13 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
30% chance of snow Saturday Night Saturday Night... A slight chance of snow showers before 2am, then a chance of snow showers after 5am. Mostly cloudy, with a low around 17. West wind 7 to 9 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
20% chance of snow Sunday Sunday... A slight chance of snow showers between 8am and 9am. Partly sunny, with a high near 23. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 16. Southwest wind 6 to 11 mph, with gusts as high as 22 mph.
40% chance of snow M.L.King Day M.L.King Day... A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 25. Breezy. Chance of precipitation is 40%.
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 16.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 8.
40% chance of snow Wednesday Wednesday... A chance of snow. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.
50% chance of snow Wednesday Night Wednesday Night... A chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.
40% chance of snow Thursday Thursday... A chance of snow. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 12.
Partly Sunny on Friday Friday... Partly sunny, with a high near 26.
Current Radar Image


Sun Almanac for Alcoa Center, Pennsylvania
Sunrise: 07:39 AM
Sunset: 5:19 PM
Civil Sunrise:07:09 AM
Civil Sunset: 5:48 PM
Nautical Sunrise: 06:36 AM
Nautical Sunset: 6:22 PM
Astro Sunrise: 06:03 AM
Astro Sunset: 6:55 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.