Fire Weather Concerns and Severe Weather

Dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the northern and central High Plains through this weekend, where fuels remain largely receptive. Severe thunderstorms and heavy rainfall are possible from the Plains into the Upper Midwest, as well as in the Ohio Valley and portions of the Mid-Atlantic through this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

66°F

19°C

Humidity 83%
Wind Speed S 6 mph
Barometer 29.88 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 11 Sep 10:35 pm CDT
Extended Forecast for

Oconomowoc WISimilar City Names

  • Tonight

    Tonight: Partly cloudy, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. South wind 5 to 15 mph becoming northwest in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. Northwest wind around 5 mph.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers.  Increasing clouds, with a high near 70. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 70 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers, mainly after 1pm.  Partly sunny, with a high near 72. Light and variable wind becoming southeast 10 to 15 mph in the morning.

    High: 72 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 61. South wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 76. Southwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers, with thunderstorms also possible after 1am.  Mostly cloudy, with a low around 56. Chance of precipitation is 50%.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. South wind around 5 mph.
Saturday
Mostly sunny, with a high near 81. South wind 5 to 15 mph becoming northwest in the afternoon.
Saturday Night
Mostly clear, with a low around 53. Northwest wind around 5 mph.
Sunday
A 20 percent chance of showers. Increasing clouds, with a high near 70. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm.
Monday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 72. Light and variable wind becoming southeast 10 to 15 mph in the morning.
Monday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Southwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 70.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 72.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 52.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Oconomowoc WISimilar City Names
 43.11°N 88.51°W (Elev. 860 ft)
10:33 pm CDT Sep 11, 2026
10pm CDT Sep 11, 2026-6pm CDT Sep 18, 2026
 
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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