Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. Read More >

Hazardous Weather Conditions

Current conditions at

Wausau Downtown Airport (KAUW)

Lat: 44.93°NLon: 89.63°WElev: 1200ft.

Fair

67°F

19°C

Humidity 84%
Wind Speed NW 5 mph
Barometer 29.83 in (1010.0 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 18 Jun 7:54 am CDT
Extended Forecast for

Marathon WI

  • Today

    Today: A chance of showers, with thunderstorms also possible after 4pm.  Mostly cloudy, with a high near 79. Calm wind becoming north northwest around 6 mph in the afternoon.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Cloudy, then gradually becoming partly cloudy, with a low around 56. North northwest wind 3 to 5 mph.

    Low: 56 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 81. West wind 5 to 14 mph, with gusts as high as 20 mph.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 60. Southwest wind around 6 mph.

    Low: 60 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 81. South southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 81 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly between 1am and 4am, then showers likely and possibly a thunderstorm after 4am.  Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    T-storms
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 7am.  Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 90.

    High: 90 °F

    Hot

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 79. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 56. North northwest wind 3 to 5 mph.
Juneteenth
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. West wind 5 to 14 mph, with gusts as high as 20 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60. Southwest wind around 6 mph.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. South southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Friday Night
Showers and thunderstorms likely, mainly between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny and hot, with a high near 90.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 72.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Marathon WI
 44.98°N 89.89°W (Elev. 1332 ft)
6:16 am CDT Jun 18, 2025
8am CDT Jun 18, 2025-6pm CDT Jun 24, 2025
 
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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