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.

Fog/Mist

60°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.16 in (1020.6 mb)
Dewpoint 60°F (16°C)
Visibility 1.00 mi
Last update 15 Aug 6:53 am EDT
Extended Forecast for

Mount Union PA

  • Today

    Today: Isolated showers and thunderstorms between 4pm and 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 90. Calm wind. Chance of precipitation is 20%.

    High: 90 °F

    Patchy Fog
    then Isolated
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 10pm and 11pm. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 91. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    T-storms and
    Patchy Fog

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm. Patchy fog after midnight. Otherwise, mostly clear, with a low around 68. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Patchy Fog

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 93. Light and variable wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Patchy Fog
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Isolated showers and thunderstorms between 4pm and 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 90. Calm wind. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms between 10pm and 11pm. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 20%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 91. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm. Patchy fog after midnight. Otherwise, mostly clear, with a low around 68. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 93. Light and variable wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Wednesday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 84.
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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:
6:59 am EDT Aug 15, 2025
Forecast Valid:
7am EDT Aug 15, 2025-6pm EDT Aug 21, 2025
 
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