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.

Fair

39°F

4°C

Humidity 51%
Wind Speed W 12 G 18 mph
Barometer 30.39 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 27 Mar 12:55 pm CDT
Extended Forecast for

Oconomowoc WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 42. Northwest wind 10 to 15 mph.

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 21. Northwest wind 10 to 15 mph becoming light after midnight.

    Low: 21 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 49. Light southwest wind increasing to 10 to 15 mph in the morning.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. Southwest wind around 10 mph.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62. Southwest wind around 10 mph.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. South wind around 5 mph.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71. Southeast wind 5 to 10 mph.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 46. East wind around 10 mph becoming south after midnight. Chance of precipitation is 50%.

    Low: 46 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.

    High: 74 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 42. Northwest wind 10 to 15 mph.
Tonight
Mostly clear, with a low around 21. Northwest wind 10 to 15 mph becoming light after midnight.
Saturday
Sunny, with a high near 49. Light southwest wind increasing to 10 to 15 mph in the morning.
Saturday Night
Partly cloudy, with a low around 36. Southwest wind around 10 mph.
Sunday
Partly sunny, with a high near 62. Southwest wind around 10 mph.
Sunday Night
Partly cloudy, with a low around 42. South wind around 5 mph.
Monday
Mostly sunny, with a high near 71. Southeast wind 5 to 10 mph.
Monday Night
A chance of rain, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 46. East wind around 10 mph becoming south after midnight. Chance of precipitation is 50%.
Tuesday
A chance of rain and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.
Tuesday Night
Rain likely and possibly a thunderstorm before 1am, then a chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 57.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 36.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oconomowoc WI
 43.11°N 88.51°W (Elev. 860 ft)
Last Update:
12:03 pm CDT Mar 27, 2026
Forecast Valid:
1pm CDT Mar 27, 2026-6pm CDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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