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

Watertown (KRYV)

Lat: 43.17°NLon: 88.72°WElev: 814ft.

Fair

-4°F

-20°C

Humidity 78%
Wind Speed Calm
Barometer 30.36 in
Dewpoint -9°F (-23°C)
Visibility 10.00 mi
Last update 4 Feb 3:35 am CST
Extended Forecast for

Oconomowoc WI

  • Overnight

    Overnight: Partly cloudy, with a low around 0. Calm wind.

    Low: 0 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 24. Wind chill values between zero and 10. Calm wind becoming northwest around 5 mph.

    High: 24 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 10. Calm wind becoming southwest around 5 mph.

    Low: 10 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 31. Southwest wind 5 to 10 mph.

    High: 31 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow after midnight, mixing with freezing rain after 3am. Mostly cloudy, with a low around 26. West wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Wintry Mix

  • Friday

    Friday: Mostly cloudy, with a high near 36. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 36 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly clear, with a low around 7. North wind 5 to 10 mph becoming light after midnight.

    Low: 7 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 26. Calm wind becoming south around 5 mph in the afternoon.

    High: 26 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 19.

    Low: 19 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 0. Calm wind.
Wednesday
Sunny, with a high near 24. Wind chill values between zero and 10. Calm wind becoming northwest around 5 mph.
Wednesday Night
Increasing clouds, with a low around 10. Calm wind becoming southwest around 5 mph.
Thursday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 31. Southwest wind 5 to 10 mph.
Thursday Night
A chance of snow after midnight, mixing with freezing rain after 3am. Mostly cloudy, with a low around 26. West wind 5 to 10 mph. Chance of precipitation is 40%.
Friday
Mostly cloudy, with a high near 36. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 7. North wind 5 to 10 mph becoming light after midnight.
Saturday
Mostly sunny, with a high near 26. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 19.
Sunday
Partly sunny, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 37.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oconomowoc WI
 43.11°N 88.51°W (Elev. 860 ft)
Last Update:
2:57 am CST Feb 4, 2026
Forecast Valid:
3am CST Feb 4, 2026-6pm CST Feb 10, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation