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

Hazardous Weather Conditions

Current conditions at

Watertown (KRYV)

Lat: 43.17°NLon: 88.72°WElev: 814ft.

Overcast

18°F

-8°C

Humidity 72%
Wind Speed NW 13 G 18 mph
Barometer 30.42 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 23 Feb 1:35 am CST
Extended Forecast for

Sullivan WI

  • Overnight

    Overnight: Scattered snow showers before 2am, then scattered flurries between 2am and 3am. Partly cloudy, with a low around 11. Wind chill values between zero and 5. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 11 °F

    Scattered
    Snow Showers

  • Monday

    Monday: Sunny, with a high near 26. Wind chill values between zero and 10. North wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon.

    High: 26 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 17. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 17 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 38. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 38 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16. West wind around 15 mph.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 28. West wind 5 to 15 mph.

    High: 28 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 15. Northwest wind around 5 mph becoming calm.

    Low: 15 °F

    Chance Snow

  • Thursday

    Thursday: A 30 percent chance of snow before noon. Partly sunny, with a high near 35. Calm wind becoming north around 5 mph in the morning.

    High: 35 °F

    Chance Snow
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered snow showers before 2am, then scattered flurries between 2am and 3am. Partly cloudy, with a low around 11. Wind chill values between zero and 5. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Monday
Sunny, with a high near 26. Wind chill values between zero and 10. North wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 17. Light and variable wind becoming south 5 to 10 mph after midnight.
Tuesday
A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 38. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 16. West wind around 15 mph.
Wednesday
Mostly sunny, with a high near 28. West wind 5 to 15 mph.
Wednesday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 15. Northwest wind around 5 mph becoming calm.
Thursday
A 30 percent chance of snow before noon. Partly sunny, with a high near 35. Calm wind becoming north around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 25.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 38.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 16.
Sunday
A 30 percent chance of snow. Mostly sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sullivan WI
 43°N 88.6°W (Elev. 846 ft)
Last Update:
1:32 am CST Feb 23, 2026
Forecast Valid:
1am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
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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