Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Fair

N/A

Humidity NA
Wind Speed Calm
Barometer 30.38 in
Dewpoint N/A
Visibility 7.00 mi
Last update 20 Oct 4:15 am CDT
Extended Forecast for

Mukwonago WI

Dense Fog Advisory until October 20, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until October 20, 09:00am

    NOW until 9:00am Tue

    Dense Fog Advisory

  • Overnight

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy fog before 10am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 67. Calm wind becoming southeast around 5 mph.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am.  Otherwise, increasing clouds, with a low around 41. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 41 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 68. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 68 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 68. Calm wind becoming east around 5 mph.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. East wind around 5 mph becoming calm  in the evening.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 66. Calm wind becoming southeast around 5 mph in the morning.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 41. Calm wind.
Tuesday
Patchy fog before 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 67. Calm wind becoming southeast around 5 mph.
Tuesday Night
Patchy fog after 5am. Otherwise, increasing clouds, with a low around 41. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 68. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 45. Calm wind.
Thursday
Sunny, with a high near 68. Calm wind becoming east around 5 mph.
Thursday Night
Mostly clear, with a low around 46. East wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 66. Calm wind becoming southeast around 5 mph in the morning.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 51.
Sunday
Partly sunny, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Mukwonago WI
 42.86°N 88.34°W (Elev. 791 ft)
3:51 am CDT Oct 20, 2026
4am CDT Oct 20, 2026-6pm CDT Oct 26, 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