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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: 12:08 am EST Dec 29, 2025 Latitude: 40.5384 Longitude: -79.6450454 View on Google Maps

MouseOver for Detail Forecast
Overnight Monday Tuesday Wednesday New Year's Day Friday Saturday Sunday
90% chance of rain on Overnight 60% chance of rain & snow on Monday 20% chance of snow on Tuesday 80% chance of snow on Wednesday 30% chance of snow on New Year's Day Partly Sunny on Friday Partly Sunny on Saturday Mostly Sunny on Sunday
Low: 39°F High: 27 °F High: 26°F High: 31°F High: 22°F High: 25°F High: 29°F High: 30°F
Low: 19°F Low: 20°F Low: 14°F Low: 12°F Low: 13°F Low: 14°F  
Rain Rain & Snow Snow Snow Snow Partly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
63°
Mostly Cloudy
Light Rain
as of 1:53 AM EST
Rel. Humidity: 67%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.38 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 30 MPH
190° South
Cloud Level(s): Scattered at 4100ft, Scattered at 6000ft, Broken at 8500ft
Current Conditions at
LATROBE - (KLBE)
64°
Mostly Cloudy
as of 2:15 AM EST
Rel. Humidity: 67%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.42 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 28 MPH
200° South
Cloud Level(s): Scattered at 10000ft, Broken at 12000ft
Current Conditions at
BUTLER COUNTY - (KBTP)
63°
Cloudy
Light Rain
as of 1:56 AM EST
Rel. Humidity: 72%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.38 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 22 MPH
210° Southwest
Cloud Level(s): Scattered at 4300ft, Broken at 6500ft, Solid Overcast at 7500ft
Current Conditions at
STEWART FIELD - (KIDI)
63°
Cloudy
as of 2:15 AM EST
Rel. Humidity: 67%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.41 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 23 MPH
220° Southwest
Cloud Level(s): Few at 4300ft, Scattered at 7500ft, Solid Overcast at 11000ft
90% chance of rain Overnight Overnight... Rain, mainly after 3am. Low around 39. Breezy, with a southwest wind around 21 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
60% chance of rain & snow Monday Monday... A slight chance of rain before noon, then snow showers likely. Mostly cloudy, with a temperature falling to around 27 by 1pm. Windy, with a west wind 22 to 29 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
60% chance of snow Monday Night Monday Night... Snow showers likely, mainly before 10pm. Cloudy, with a low around 19. Breezy, with a west wind 22 to 25 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
20% chance of snow Tuesday Tuesday... Isolated snow showers before 1pm. Mostly cloudy, with a high near 26. Breezy, with a west wind 18 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
60% chance of snow Tuesday Night Tuesday Night... Snow likely, mainly after 1am. Mostly cloudy, with a low around 20. West wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
80% chance of snow Wednesday Wednesday... Snow, mainly after 1pm. High near 31. Chance of precipitation is 80%.
80% chance of snow Wednesday Night Wednesday Night... Snow, mainly before 1am. Low around 14. Chance of precipitation is 80%.
30% chance of snow New Year's Day New Year's Day... A chance of snow before 1pm. Partly sunny, with a high near 22. Chance of precipitation is 30%.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 12.
Partly Sunny on Friday Friday... Partly sunny, with a high near 25.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 13.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 29.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 14.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 30.
Current Radar Image


Sun Almanac for Alcoa Center, Pennsylvania
Sunrise: 07:42 AM
Sunset: 5:00 PM
Civil Sunrise:07:11 AM
Civil Sunset: 5:31 PM
Nautical Sunrise: 06:37 AM
Nautical Sunset: 6:05 PM
Astro Sunrise: 06:03 AM
Astro Sunset: 6:38 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.