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

75°F

24°C

Humidity 74%
Wind Speed SE 7 mph
Barometer 29.89 in (1011.6 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 22 Aug 5:53 pm EDT
Extended Forecast for

Mount Union PA

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms. Partly sunny, with a high near 78. Southeast wind around 5 mph. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a chance of showers. Low around 63. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 78. West wind 5 to 8 mph.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. West wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76. West wind 5 to 8 mph, with gusts as high as 20 mph.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Partly sunny, with a high near 78. Southeast wind around 5 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms before 2am, then a chance of showers. Low around 63. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Mostly sunny, with a high near 78. West wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 58. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 76. West wind 5 to 8 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Mostly cloudy, with a low around 63.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Friday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Union PA
 40.4°N 77.9°W (Elev. 666 ft)
Last Update:
5:16 pm EDT Aug 22, 2026
Forecast Valid:
5pm EDT Aug 22, 2026-6pm EDT Aug 29, 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