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

Chippewa Valley Regional Airport (KEAU)

Lat: 44.87°NLon: 91.49°WElev: 886ft.

Fair

62°F

17°C

Humidity 86%
Wind Speed Calm
Barometer 29.98 in (1015.0 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 26 Aug 11:56 pm CDT
Extended Forecast for

Altoona WI

  • Overnight

    Overnight: Mostly clear, with a low around 57. West wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. Light and variable wind becoming northwest 5 to 10 mph in the morning.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. North northwest wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 84. Calm wind becoming southwest around 5 mph.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph after midnight.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. South wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South southeast wind around 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 89. South wind around 10 mph.

    High: 89 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South wind around 5 mph.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 57. West wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 82. Light and variable wind becoming northwest 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 53. North northwest wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 84. Calm wind becoming southwest around 5 mph.
Friday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph after midnight.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. South wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South southeast wind around 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 89. South wind around 10 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South wind around 5 mph.
Monday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 88. South wind 5 to 10 mph becoming west southwest in the afternoon.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62. West southwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 85. Calm wind becoming west around 5 mph in the morning.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. West wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Calm wind becoming south around 5 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Altoona WI
 44.8°N 91.44°W (Elev. 850 ft)
Last Update:
11:41 pm CDT Aug 26, 2026
Forecast Valid:
12am CDT Aug 27, 2026-6pm CDT Sep 2, 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