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

Hazardous Weather Conditions

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Mostly Cloudy

37°F

3°C

Humidity 87%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 1 May 5:45 am CDT
Extended Forecast for

Oconomowoc WI

Freeze Warning May 2, 12:00am until May 2, 08:00am
Click here for hazard details and duration
Freeze Warning

  • Today

    Today: A 20 percent chance of showers after 3pm. Areas of frost before 8am. Otherwise, partly sunny, with a high near 49. Light northwest wind becoming north 5 to 10 mph in the morning.

    High: 49 °F

    Areas Frost
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A 10 percent chance of showers before 7pm. Widespread frost, mainly after 1am. Otherwise, partly cloudy, with a low around 29. North wind around 5 mph becoming calm.

    Low: 29 °F

    Slight Chance
    Showers then
    Frost

  • Saturday

    Saturday: Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 55. Calm wind becoming northwest around 5 mph in the morning.

    High: 55 °F

    Frost then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 41. Calm wind becoming southwest around 5 mph after midnight.

    Low: 41 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 64. Southwest wind 10 to 15 mph.

    High: 64 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44. Southwest wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 73. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 42. West wind 5 to 10 mph.

    Low: 42 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers after 3pm. Areas of frost before 8am. Otherwise, partly sunny, with a high near 49. Light northwest wind becoming north 5 to 10 mph in the morning.
Tonight
A 10 percent chance of showers before 7pm. Widespread frost, mainly after 1am. Otherwise, partly cloudy, with a low around 29. North wind around 5 mph becoming calm.
Saturday
Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 55. Calm wind becoming northwest around 5 mph in the morning.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 41. Calm wind becoming southwest around 5 mph after midnight.
Sunday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 64. Southwest wind 10 to 15 mph.
Sunday Night
Partly cloudy, with a low around 44. Southwest wind around 5 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 73. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 42. West wind 5 to 10 mph.
Tuesday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 59.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 39.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 57.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 36.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 57.
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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:
2:56 am CDT May 1, 2026
Forecast Valid:
5am CDT May 1, 2026-6pm CDT May 7, 2026
 
Forecast Discussion
 
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