Significant Coastal Impacts to the Eastern Seaboard; Hurricane Nolo to Impact Hawaii

A Nor'easter will bring significant coastal impacts to the Mid-Atlantic and New England into Monday. Moderate to major coastal flooding, heavy rain, strong winds and high surf expected. Hurricane Nolo is expected to remain south of the Big Island of Hawaii. However, strong winds, damaging waves, and heavy rainfall may bring significant, life-threatening flooding and mudslides through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

57°F

14°C

Humidity 88%
Wind Speed E 3 mph
Barometer 30.25 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 26 Sep 8:45 am CDT
Extended Forecast for

Oconomowoc Lake WI

  • Today

    Today: Mostly sunny, with a high near 67. East wind around 5 mph.

    High: 67 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. East wind around 5 mph becoming calm.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 70. Calm wind.

    High: 70 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71. Calm wind.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm.  Partly sunny, with a high near 71. Calm wind becoming south around 5 mph in the afternoon.

    High: 71 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely.  Mostly cloudy, with a low around 57. South wind around 5 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 57 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers.  Mostly cloudy, with a high near 68.

    High: 68 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 67. East wind around 5 mph.
Tonight
Partly cloudy, with a low around 46. East wind around 5 mph becoming calm.
Sunday
Partly sunny, with a high near 70. Calm wind.
Sunday Night
Partly cloudy, with a low around 48. Calm wind.
Monday
Mostly sunny, with a high near 71. Calm wind.
Monday Night
Mostly clear, with a low around 50. Calm wind.
Tuesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 71. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 57. South wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 68.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 68.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 53.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Oconomowoc Lake WI
 43.1°N 88.45°W (Elev. 860 ft)
8:36 am CDT Sep 26, 2026
9am CDT Sep 26, 2026-6pm CDT Oct 2, 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