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

20°F

-7°C

Humidity 48%
Wind Speed W 7 mph
Barometer 30.40 in (1032.1 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 23 Feb 1:54 pm CST
Extended Forecast for

Marathon WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 21. North northwest wind around 6 mph becoming calm.

    High: 21 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 12. Light south southeast wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 21 mph.

    Low: 12 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow before 3pm, then a chance of flurries between 3pm and 5pm. High near 31. South wind around 14 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 5. West northwest wind 13 to 16 mph, with gusts as high as 26 mph.

    Low: 5 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 19. West northwest wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 19 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 4.

    Low: 4 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Partly sunny, with a high near 30.

    High: 30 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 21. North northwest wind around 6 mph becoming calm.
Tonight
Mostly cloudy, with a low around 12. Light south southeast wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 21 mph.
Tuesday
Snow before 3pm, then a chance of flurries between 3pm and 5pm. High near 31. South wind around 14 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Tuesday Night
Mostly cloudy, with a low around 5. West northwest wind 13 to 16 mph, with gusts as high as 26 mph.
Wednesday
Mostly sunny, with a high near 19. West northwest wind 6 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 4.
Thursday
A 20 percent chance of snow before noon. Partly sunny, with a high near 30.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Partly sunny, with a high near 23.
Saturday Night
Partly cloudy, with a low around 3.
Sunday
A 30 percent chance of snow. Mostly sunny, with a high near 19.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marathon WI
 44.98°N 89.89°W (Elev. 1332 ft)
Last Update:
1:51 pm CST Feb 23, 2026
Forecast Valid:
2pm CST Feb 23, 2026-6pm CST Mar 1, 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