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

39°F

4°C

Humidity 34%
Wind Speed SE 6 mph
Barometer 30.24 in (1024.9 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 15 Mar 4:53 am EDT
Extended Forecast for

Mount Union PA

  • Today

    Today: Mostly cloudy, with a high near 55. Light and variable wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 31 mph.

    High: 55 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers, mainly after 11pm. Low around 47. Southeast wind 9 to 11 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Showers
    Likely then
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. Some of the storms could be severe. High near 66. South wind 11 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 66 °F

    Severe
    Thunderstorms

  • Monday Night

    Monday Night: Rain and snow showers likely before 2am, then a slight chance of snow showers. Cloudy, then gradually becoming partly cloudy, with a low around 24. West wind 10 to 13 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: A slight chance of snow showers before 2pm. Partly sunny, with a high near 33. West wind around 14 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    High: 33 °F

    Slight Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 55. Light and variable wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 31 mph.
Tonight
Showers, mainly after 11pm. Low around 47. Southeast wind 9 to 11 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, with thunderstorms also possible after 11am. Some of the storms could be severe. High near 66. South wind 11 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain and snow showers likely before 2am, then a slight chance of snow showers. Cloudy, then gradually becoming partly cloudy, with a low around 24. West wind 10 to 13 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday
A slight chance of snow showers before 2pm. Partly sunny, with a high near 33. West wind around 14 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Mostly cloudy, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Partly sunny, with a high near 57.
Friday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 54. 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:
2:35 am EDT Mar 15, 2026
Forecast Valid:
5am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation