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

Wausau Downtown Airport (KAUW)

Lat: 44.93°NLon: 89.63°WElev: 1200ft.

Fair

36°F

2°C

Humidity 52%
Wind Speed SE 7 mph
Barometer 30.08 in (1020.0 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 29 Mar 5:54 am CDT
Extended Forecast for

Marathon WI

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 59. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 59 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 38. South southwest wind 3 to 7 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 64. Light east northeast wind becoming east southeast 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 39. East wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 39 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 46. East northeast wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 40%.

    High: 46 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow, mainly after 1pm. Partly sunny, with a high near 40.

    High: 40 °F

    Chance Snow

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 59. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 38. South southwest wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 64. Light east northeast wind becoming east southeast 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 39. East wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 46. East northeast wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
A 30 percent chance of snow, mainly after 1pm. Partly sunny, with a high near 40.
Thursday Night
A chance of snow before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 45.
Friday Night
Rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Saturday
Rain likely. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marathon WI
 44.98°N 89.89°W (Elev. 1332 ft)
Last Update:
3:56 am CDT Mar 29, 2026
Forecast Valid:
6am CDT Mar 29, 2026-6pm CDT Apr 4, 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