National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

71°F

22°C

Humidity 79%
Wind Speed Calm
Barometer 30.19 in (1021.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 21 Jun 7:53 am EDT
Extended Forecast for

Altoona PA

Heat Advisory June 22, 11:00am until June 25, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 89. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. South wind 3 to 5 mph.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 93. Heat index values as high as 100. West wind 7 to 9 mph, with gusts as high as 21 mph.

    High: 93 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. West wind 3 to 5 mph.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 95. West wind 3 to 7 mph.

    High: 95 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 72.

    Low: 72 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 94.

    High: 94 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 40%.

    High: 92 °F

    Sunny then
    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 89. Calm wind becoming southwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 69. South wind 3 to 5 mph.
Sunday
Sunny and hot, with a high near 93. Heat index values as high as 100. West wind 7 to 9 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 71. West wind 3 to 5 mph.
Monday
Sunny and hot, with a high near 95. West wind 3 to 7 mph.
Monday Night
Clear, with a low around 72.
Tuesday
Sunny and hot, with a high near 94.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
A chance of showers after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 40%.
Wednesday Night
A chance of showers before 8pm. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Friday
Showers likely. Mostly sunny, with a high near 88. 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:
7:28 am EDT Jun 21, 2025
Forecast Valid:
8am EDT Jun 21, 2025-6pm EDT Jun 27, 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