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

68°F

20°C

Humidity 44%
Wind Speed SW 13 mph
Barometer 29.62 in (1003.0 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 18 Oct 11:54 am CDT
Extended Forecast for

Marathon WI

  • Today

    Today: Mostly sunny, with a high near 68. West southwest wind 8 to 10 mph.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: A 50 percent chance of showers, mainly between midnight and 5am. Mostly cloudy, with a low around 42. North northwest wind 6 to 14 mph, with gusts as high as 26 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 53. Northwest wind 15 to 20 mph, with gusts as high as 29 mph.

    High: 53 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 32. West northwest wind 5 to 8 mph becoming light and variable after midnight.

    Low: 32 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: A 30 percent chance of showers after 1pm. Widespread frost before 7am. Otherwise, partly sunny, with a high near 58. South southeast wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 58 °F

    Frost then
    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.

    Low: 37 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers. Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 68. West southwest wind 8 to 10 mph.
Tonight
A 50 percent chance of showers, mainly between midnight and 5am. Mostly cloudy, with a low around 42. North northwest wind 6 to 14 mph, with gusts as high as 26 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 53. Northwest wind 15 to 20 mph, with gusts as high as 29 mph.
Sunday Night
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 32. West northwest wind 5 to 8 mph becoming light and variable after midnight.
Monday
A 30 percent chance of showers after 1pm. Widespread frost before 7am. Otherwise, partly sunny, with a high near 58. South southeast wind 6 to 14 mph, with gusts as high as 22 mph.
Monday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 61.
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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:
11:51 am CDT Oct 18, 2025
Forecast Valid:
11am CDT Oct 18, 2025-6pm CDT Oct 24, 2025
 
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