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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: 1:53 pm EST Dec 21, 2025 Latitude: 40.5384 Longitude: -79.6450454 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Christmas Day Friday Saturday Sunday
Clear on Tonight Increasing Clouds on Monday 70% chance of rain on Tuesday Partly Sunny on Wednesday 60% chance of rain on Christmas Day 80% chance of rain on Friday 30% chance of rain on Saturday 40% chance of rain on Sunday
Low: 16°F High: 39°F High: 46°F High: 44°F High: 56°F High: 58°F High: 49°F High: 42°F
Low: 31°F Low: 30°F Low: 35°F Low: 49°F Low: 39°F Low: 32°F  
Clear Increasing Clouds Rain Partly Sunny Rain Rain Rain Rain
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Current Conditions at
STEWART FIELD - (KIDI)
30°
Feels like 21°F
Clear
as of 4:35 PM EST
Rel. Humidity: 54%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
10 MPH
Gust: 21 MPH
290° West
Cloud Level(s): Clear
Clear on Tonight Tonight... Clear, with a low around 16. Northwest wind 5 to 7 mph becoming light and variable in the evening.
Increasing Clouds on Monday Monday... Increasing clouds, with a high near 39. South wind 3 to 5 mph.
80% chance of rain & snow Monday Night Monday Night... A chance of snow before 10pm, then rain. Low around 31. Southeast wind 5 to 9 mph becoming south after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
70% chance of rain Tuesday Tuesday... Rain likely, mainly before 1pm. Cloudy, with a high near 46. Southwest wind 11 to 13 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 30. West wind 7 to 10 mph.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 44.
70% chance of rain Wednesday Night Wednesday Night... Rain likely, mainly after 1am. Cloudy, with a low around 35. Chance of precipitation is 70%.
60% chance of rain Christmas Day Christmas Day... Rain likely, mainly before 1pm. Cloudy, with a high near 56. Chance of precipitation is 60%.
80% chance of rain Thursday Night Thursday Night... Rain. Low around 49. Chance of precipitation is 80%.
80% chance of rain Friday Friday... Rain. High near 58. Chance of precipitation is 80%.
60% chance of rain Friday Night Friday Night... Rain likely. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
30% chance of rain Saturday Saturday... A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
50% chance of rain Saturday Night Saturday Night... A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
40% chance of rain Sunday Sunday... A chance of rain. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.
Current Radar Image


Sun Almanac for Alcoa Center, Pennsylvania
Sunrise: 07:39 AM
Sunset: 4:55 PM
Civil Sunrise:07:08 AM
Civil Sunset: 5:26 PM
Nautical Sunrise: 06:34 AM
Nautical Sunset: 6:00 PM
Astro Sunrise: 06:00 AM
Astro Sunset: 6:33 PM
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