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.

A Few Clouds

80°F

27°C

Humidity 45%
Wind Speed W 15 G 32 mph
Barometer 29.64 in (1002.4 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 18 Jun 4:53 pm EDT
Extended Forecast for

Mount Union PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. West wind 10 to 15 mph becoming light northwest after midnight. Winds could gust as high as 33 mph.

    Low: 59 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Partly sunny, then gradually becoming sunny, with a high near 81. Light west wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 81 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. West wind 5 to 9 mph, with gusts as high as 23 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers before 2am. Mostly clear, with a low around 57. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.

    Low: 60 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. High near 80. Chance of precipitation is 80%.

    High: 80 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 59. West wind 10 to 15 mph becoming light northwest after midnight. Winds could gust as high as 33 mph.
Juneteenth
Partly sunny, then gradually becoming sunny, with a high near 81. Light west wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
Mostly clear, with a low around 58. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Saturday
Sunny, with a high near 80. West wind 5 to 9 mph, with gusts as high as 23 mph.
Saturday Night
A slight chance of showers before 2am. Mostly clear, with a low around 57. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Monday
Showers, with thunderstorms also possible after 2pm. High near 80. Chance of precipitation is 80%.
Monday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Union PA
 40.38°N 77.87°W (Elev. 600 ft)
Last Update:
3:04 pm EDT Jun 18, 2026
Forecast Valid:
5pm EDT Jun 18, 2026-6pm EDT Jun 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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