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

54°F

12°C

Humidity 97%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 22 Aug 12:53 am EDT
Extended Forecast for

Altoona PA

  • Overnight

    Overnight: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 79. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 2am, then a slight chance of showers. Low around 60. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 74. West wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly before 7pm. Partly cloudy, with a low around 54. West wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 56. Calm wind.
Saturday
A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 79. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms before 2am, then a slight chance of showers. Low around 60. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 74. West wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers, mainly before 7pm. Partly cloudy, with a low around 54. West wind 5 to 7 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly cloudy, with a low around 61.
Thursday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 82.
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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:
1:46 am EDT Aug 22, 2026
Forecast Valid:
1am EDT Aug 22, 2026-6pm EDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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