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.

A Few Clouds

82°F

28°C

Humidity 37%
Wind Speed NW 9 mph
Barometer 30.02 in (1016.3 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 27 Aug 4:56 pm CDT
Extended Forecast for

Altoona WI

  • Tonight

    Tonight: 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 west around 5 mph.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A slight chance of showers before 4am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and 1am. Mostly cloudy, with a low around 67. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 88. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Southeast wind 5 to 10 mph.

    Low: 71 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers. Partly sunny, with a high near 89. South wind 5 to 10 mph becoming west in the afternoon.

    High: 89 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
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 west around 5 mph.
Friday Night
A slight chance of showers before 4am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph. Chance of precipitation is 20%.
Saturday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A slight chance of showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and 1am. Mostly cloudy, with a low around 67. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 88. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Southeast wind 5 to 10 mph.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 89. South wind 5 to 10 mph becoming west in the afternoon.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 65. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. South wind 5 to 10 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Altoona WI
 44.8°N 91.44°W (Elev. 850 ft)
Last Update:
4:57 pm CDT Aug 27, 2026
Forecast Valid:
5pm CDT Aug 27, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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