Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

A Few Clouds

51°F

11°C

Humidity 61%
Wind Speed N 13 G 18 mph
Barometer 29.98 in (1015.4 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 21 Mar 11:53 am EDT
Extended Forecast for

Altoona PA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 61. Light west wind.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. Calm wind becoming south around 5 mph.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain and thunderstorms after 2pm. Some of the storms could be severe.  Partly sunny, with a high near 77. West wind 6 to 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Mostly Sunny
    then Severe
    Thunderstorms

  • Sunday Night

    Sunday Night: Rain and thunderstorms. Some of the storms could be severe.  Low around 38. Northwest wind 6 to 8 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 38 °F

    Severe
    Thunderstorms
    then Rain

  • Monday

    Monday: Rain likely before 8am.  Partly sunny, with a high near 47. Northwest wind around 11 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain Likely
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 61. Light west wind.
Tonight
Mostly cloudy, with a low around 47. Calm wind becoming south around 5 mph.
Sunday
A chance of rain and thunderstorms after 2pm. Some of the storms could be severe. Partly sunny, with a high near 77. West wind 6 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain and thunderstorms. Some of the storms could be severe. Low around 38. Northwest wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Rain likely before 8am. Partly sunny, with a high near 47. Northwest wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly sunny, with a high near 54.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
A chance of rain. Mostly cloudy, with a high near 61. Chance of precipitation is 30%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Friday
A chance of rain. Partly sunny, with a high near 50. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Altoona PA
 40.49°N 78.4°W (Elev. 1198 ft)
8:05 am EDT Mar 21, 2026
12pm EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
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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