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

74°F

23°C

Humidity 50%
Wind Speed S 5 mph
Barometer 30.12 in (1019.2 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 17 May 8:53 pm EDT
Extended Forecast for

Altoona PA

  • Tonight

    Tonight: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 92 °F

    Hot

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 68. Light southwest wind. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 89. Southwest wind 5 to 11 mph, with gusts as high as 23 mph.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. West wind around 7 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 2am. Partly cloudy, with a low around 47. Chance of precipitation is 30%.

    Low: 47 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 64. Calm wind.
Monday
Sunny and hot, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 68. Light southwest wind. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 89. Southwest wind 5 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 68. West wind around 7 mph, with gusts as high as 20 mph.
Wednesday
Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 69.
Thursday Night
A chance of showers after 2am. Partly cloudy, with a low around 47. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 50%.
Friday Night
Showers likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Saturday
Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Altoona PA
 40.51°N 78.4°W (Elev. 1198 ft)
Last Update:
8:06 pm EDT May 17, 2026
Forecast Valid:
9pm EDT May 17, 2026-6pm EDT May 24, 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