Tracking Winter Weather and Frigid Temperatures Through This Weekend

A clipper storm will move across the Great Lakes through this weekend with periods of light snow, gusty winds, and lake effect snow bands which could make for hazardous travel at times. A frigid airmass will spread eastward behind this storm into the Midwest and Eastern U.S. through the weekend. Read More >

Current conditions at

Watertown (KRYV)

Lat: 43.17°NLon: 88.72°WElev: 814ft.

Light Snow

12°F

-11°C

Humidity 74%
Wind Speed W 8 mph
Barometer 29.77 in
Dewpoint 5°F (-15°C)
Visibility 7.00 mi
Wind Chill0°F (-18°C)
Last update 17 Jan 5:35 am CST
Extended Forecast for

Sullivan WI

Winter Weather Advisory January 17, 05:54am until January 17, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 17, 05:54am until January 17, 09:00am

    NOW until 9:00am Sat

    Winter Weather Advisory

  • Overnight

    Low: 12 °F

    Snow

  • Saturday

    Saturday: Snow, mainly before 5pm.  High near 21. Wind chill values between zero and 10. West wind 10 to 15 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 21 °F

    Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly before 8pm.  Mostly cloudy, with a low around 5. Wind chill values between -10 and zero. West wind 10 to 15 mph.

    Low: 5 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Snow after noon.  High near 16. Wind chill values between -10 and zero. Southwest wind around 10 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 16 °F

    Mostly Cloudy
    then Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow before midnight.  Cloudy, then gradually becoming partly cloudy, with a low around -1. Blustery, with a southwest wind 10 to 15 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: -1 °F

    Chance Snow
    then Mostly
    Cloudy and
    Blustery

  • M.L.King Day

    M.L.King Day: Mostly sunny and cold, with a high near 5. Blustery, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 5 °F

    Mostly Sunny
    and Blustery
    then Partly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around -4. West wind 5 to 10 mph.

    Low: -4 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 18. West wind 5 to 10 mph.

    High: 18 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow. Low around 12. West wind around 10 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.
Saturday
Snow, mainly before 5pm. High near 21. Wind chill values between zero and 10. West wind 10 to 15 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A 30 percent chance of snow, mainly before 8pm. Mostly cloudy, with a low around 5. Wind chill values between -10 and zero. West wind 10 to 15 mph.
Sunday
Snow after noon. High near 16. Wind chill values between -10 and zero. Southwest wind around 10 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Sunday Night
A 50 percent chance of snow before midnight. Cloudy, then gradually becoming partly cloudy, with a low around -1. Blustery, with a southwest wind 10 to 15 mph becoming northwest 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
M.L.King Day
Mostly sunny and cold, with a high near 5. Blustery, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around -4. West wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 18. West wind 5 to 10 mph.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 10.
Wednesday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 22.
Wednesday Night
Mostly cloudy, with a low around 5.
Thursday
Partly sunny, with a high near 14.
Thursday Night
Mostly cloudy, with a low around 1.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 16.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Sullivan WI
 43.02°N 88.6°W (Elev. 846 ft)
5:32 am CST Jan 17, 2026
5am CST Jan 17, 2026-6pm CST Jan 23, 2026
 
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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