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.

Fair

54°F

12°C

Humidity 97%
Wind Speed Calm
Barometer 29.98 in (1015.1 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 12 Oct 7:53 pm EDT
Extended Forecast for

Mount Union PA

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Patchy Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. West wind around 6 mph.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, mainly after 2pm. Partly sunny, with a high near 79. West wind 3 to 6 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 55. Light north wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. Breezy.

    Low: 41 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 54. Calm wind.
Tuesday
Mostly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 64. West wind around 6 mph.
Wednesday
A chance of showers, mainly after 2pm. Partly sunny, with a high near 79. West wind 3 to 6 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 55. Light north wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Partly sunny, with a high near 67.
Thursday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Friday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 41. Breezy.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Areas of frost. Otherwise, mostly clear, with a low around 34.
Sunday
Areas of frost. Otherwise, sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 38.
Monday
Mostly sunny, with a high near 64.
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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:
3:03 pm EDT Oct 12, 2026
Forecast Valid:
8pm EDT Oct 12, 2026-6pm EDT Oct 19, 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