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

68°F

20°C

Humidity 55%
Wind Speed E 7 mph
Barometer 30.27 in (1025.1 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 16 Sep 6:56 pm CDT
Extended Forecast for

3 Miles SW Altoona WI

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers. Patchy fog after 4am. Otherwise, increasing clouds, with a low around 56. East southeast wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Slight Chance
    T-storms then
    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 74. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 74 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. Calm wind becoming east around 5 mph after midnight.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Showers, with thunderstorms also possible after 4pm. Some of the storms could produce heavy rainfall. High near 65. East wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 65 °F

    Showers
    Likely then
    Heavy Rain

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 59. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 59 °F

    Heavy Rain

  • Saturday

    Saturday: A 50 percent chance of showers. Cloudy, with a high near 69. East northeast wind 10 to 15 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 54. Northeast wind 5 to 10 mph.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 67. Northeast wind around 10 mph.

    High: 67 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 51. East northeast wind around 5 mph.

    Low: 51 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms likely before 4am, then a chance of showers. Patchy fog after 4am. Otherwise, increasing clouds, with a low around 56. East southeast wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 74. Calm wind becoming northeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 54. Calm wind becoming east around 5 mph after midnight.
Friday
Showers, with thunderstorms also possible after 4pm. Some of the storms could produce heavy rainfall. High near 65. East wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 59. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday
A 50 percent chance of showers. Cloudy, with a high near 69. East northeast wind 10 to 15 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Mostly cloudy, with a low around 54. Northeast wind 5 to 10 mph.
Sunday
Mostly cloudy, with a high near 67. Northeast wind around 10 mph.
Sunday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 51. East northeast wind around 5 mph.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 65. East wind 5 to 10 mph.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 51. East northeast wind around 5 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 66. East wind around 5 mph.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 51. East southeast wind around 5 mph becoming calm.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 70. Calm wind becoming south southwest around 5 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Altoona WI
 44.78°N 91.47°W (Elev. 892 ft)
Last Update:
5:22 pm CDT Sep 16, 2026
Forecast Valid:
7pm CDT Sep 16, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation