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.

Fog/Mist

75°F

24°C

Humidity 94%
Wind Speed NW 5 mph
Barometer 29.92 in
Dewpoint 73°F (23°C)
Visibility 6.00 mi
Last update 16 Aug 5:15 am CDT
Extended Forecast for

Oconomowoc Lake WI

  • Today

    Today: Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. Light west wind becoming northwest 5 to 10 mph in the morning.

    High: 83 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Northwest wind 5 to 10 mph becoming light north after midnight.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. West wind around 5 mph becoming calm.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. West wind 5 to 10 mph.

    High: 81 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.

    High: 76 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 78.

    High: 78 °F

    Sunny then
    Slight Chance
    Showers

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. Light west wind becoming northwest 5 to 10 mph in the morning.
Tonight
Partly cloudy, with a low around 62. Northwest wind 5 to 10 mph becoming light north after midnight.
Monday
Mostly sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 62. West wind around 5 mph becoming calm.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. West wind 5 to 10 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Wednesday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 55. Calm wind.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 58.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oconomowoc Lake WI
 43.1°N 88.45°W (Elev. 860 ft)
Last Update:
5:31 am CDT Aug 16, 2026
Forecast Valid:
5am CDT Aug 16, 2026-6pm CDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation