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

0°F

-18°C

Humidity 76%
Wind Speed W 3 mph
Barometer 30.16 in
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Last update 28 Jan 8:35 am CST
Extended Forecast for

Oconomowoc WI

  • Today

    Today: Sunny, with a high near 11. Wind chill values between -5 and -10. Southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 11 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around -6. Wind chill values between -10 and -15. Northwest wind around 5 mph.

    Low: -6 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 11. Wind chill values between -10 and zero. Northwest wind around 5 mph.

    High: 11 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -3. Wind chill values between -10 and -15. Calm wind becoming north around 5 mph after midnight.

    Low: -3 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of snow before noon. Mostly sunny, with a high near 13. North wind 5 to 10 mph.

    High: 13 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 3. Northwest wind around 5 mph.

    Low: 3 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 20. North wind around 5 mph.

    High: 20 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3. Calm wind.

    Low: 3 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of snow after noon. Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny
    then Chance
    Snow

Detailed Forecast

Today
Sunny, with a high near 11. Wind chill values between -5 and -10. Southwest wind 5 to 10 mph becoming northwest in the afternoon.
Tonight
Mostly clear, with a low around -6. Wind chill values between -10 and -15. Northwest wind around 5 mph.
Thursday
Sunny, with a high near 11. Wind chill values between -10 and zero. Northwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around -3. Wind chill values between -10 and -15. Calm wind becoming north around 5 mph after midnight.
Friday
A 20 percent chance of snow before noon. Mostly sunny, with a high near 13. North wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 3. Northwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 20. North wind around 5 mph.
Saturday Night
Mostly clear, with a low around 3. Calm wind.
Sunday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 25.
Sunday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 12.
Monday
Partly sunny, with a high near 26.
Monday Night
Mostly cloudy, with a low around 9.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 27.
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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:
8:27 am CST Jan 28, 2026
Forecast Valid:
8am CST Jan 28, 2026-6pm CST Feb 3, 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