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.

Overcast

59°F

15°C

Humidity 96%
Wind Speed SW 6 mph
Barometer 29.93 in (1012.7 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 21 Jun 12:53 am EDT
Extended Forecast for

Altoona PA

  • Overnight

    Overnight: Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly clear, with a low around 55. Light southwest wind.

    Low: 55 °F

    Patchy Fog

  • Sunday

    Sunday: Increasing clouds, with a high near 79. Northwest wind 6 to 9 mph.

    High: 79 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A slight chance of showers after 3am. Mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 20%.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. High near 74. Southeast wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 74 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 59. West wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers before 8am. Partly sunny, with a high near 77. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 77 °F

    Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

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

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly clear, with a low around 55. Light southwest wind.
Sunday
Increasing clouds, with a high near 79. Northwest wind 6 to 9 mph.
Sunday Night
A slight chance of showers after 3am. Mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 20%.
Monday
Showers, with thunderstorms also possible after 11am. High near 74. Southeast wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 59. West wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers before 8am. Partly sunny, with a high near 77. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Altoona PA
 40.51°N 78.4°W (Elev. 1198 ft)
Last Update:
8:11 pm EDT Jun 20, 2026
Forecast Valid:
1am EDT Jun 21, 2026-6pm EDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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