National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Overcast

34°F

1°C

Humidity 82%
Wind Speed N 5 mph
Barometer 30.04 in (1018.7 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 27 Dec 12:53 pm EST
Extended Forecast for

Mount Union PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 38. North wind around 5 mph becoming calm.

    High: 38 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely, mainly before 4pm. Cloudy, with a high near 41. Calm wind becoming south around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Mostly Cloudy
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly after 1am. Cloudy, with a low around 37. Southeast wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance Rain
    then Rain
    Likely

  • Monday

    Monday: A chance of showers, mainly before 1pm. Partly sunny, with a high near 53. Breezy, with a west wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A slight chance of snow showers. Mostly cloudy, with a low around 23. Breezy. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 28. Breezy.

    High: 28 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 38. North wind around 5 mph becoming calm.
Tonight
Mostly cloudy, with a low around 24. Calm wind.
Sunday
Rain likely, mainly before 4pm. Cloudy, with a high near 41. Calm wind becoming south around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely, mainly after 1am. Cloudy, with a low around 37. Southeast wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers, mainly before 1pm. Partly sunny, with a high near 53. Breezy, with a west wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A slight chance of snow showers. Mostly cloudy, with a low around 23. Breezy. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 28. Breezy.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 25.
New Year's Day
A chance of snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 17.
Friday
Mostly sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Union PA
 40.4°N 77.9°W (Elev. 666 ft)
Last Update:
12:11 pm EST Dec 27, 2025
Forecast Valid:
12pm EST Dec 27, 2025-6pm EST Jan 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation