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

Clintonville Municipal Airport (KCLI)

Lat: 44.62°NLon: 88.73°WElev: 810ft.

Fair

55°F

13°C

Humidity 95%
Wind Speed Calm
Barometer 30.33 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 Sep 10:15 pm CDT
Extended Forecast for

Marion WI

  • Tonight

    Tonight: A chance of showers and thunderstorms. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A 10 percent chance of showers before 7am. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 74. Calm wind.

    High: 74 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. Calm wind becoming northeast around 5 mph after midnight.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Showers likely after 1pm. Increasing clouds, with a high near 66. East northeast wind 5 to 9 mph. Chance of precipitation is 70%.

    High: 66 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers, with thunderstorms also possible after 10pm. Some of the storms could produce heavy rainfall. Low around 55. East wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    Low: 55 °F

    Heavy Rain

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 66. Chance of precipitation is 80%.

    High: 66 °F

    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 10 percent chance of showers before 7am. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 74. Calm wind.
Thursday Night
Partly cloudy, with a low around 50. Calm wind becoming northeast around 5 mph after midnight.
Friday
Showers likely after 1pm. Increasing clouds, with a high near 66. East northeast wind 5 to 9 mph. Chance of precipitation is 70%.
Friday Night
Showers, with thunderstorms also possible after 10pm. Some of the storms could produce heavy rainfall. Low around 55. East wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Saturday
Showers and possibly a thunderstorm. High near 66. Chance of precipitation is 80%.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 51.
Sunday
Mostly cloudy, with a high near 65.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 47.
Monday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 64.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 48.
Tuesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 66.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 49.
Wednesday
Partly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marion WI
 44.67°N 88.91°W (Elev. 837 ft)
Last Update:
9:36 pm CDT Sep 16, 2026
Forecast Valid:
10pm CDT Sep 16, 2026-6pm CDT Sep 23, 2026
 
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