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

Hazardous Weather Conditions

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Overcast

7°F

-14°C

Humidity 83%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 8 Dec 5:55 am CST
Extended Forecast for

Mukwonago WI

  • Today

    Today: Mostly cloudy, with a high near 25. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 25 °F

    Mostly Cloudy

  • Tonight

    Tonight: Snow likely, mainly before 3am. Cloudy, with a temperature rising to around 24 by 5am. South wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 17 °F⇑

    Snow Likely

  • Tuesday

    Tuesday: A chance of rain and snow after 3pm. Cloudy, with a high near 35. West wind 10 to 15 mph. Chance of precipitation is 30%.

    High: 35 °F

    Cloudy then
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow. Low around 30. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow

  • Wednesday

    Wednesday: Snow likely, possibly mixed with rain, becoming all snow after 9am. Mostly cloudy, with a temperature falling to around 27 by 5pm. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 34 °F⇓

    Rain/Snow
    Likely and
    Breezy then
    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 5. Northwest wind 5 to 10 mph.

    Low: 5 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Partly sunny, with a high near 20. West wind around 5 mph.

    High: 20 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 5. West wind 5 to 10 mph.

    Low: 5 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow. Mostly cloudy, with a high near 16.

    High: 16 °F

    Chance Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 25. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Tonight
Snow likely, mainly before 3am. Cloudy, with a temperature rising to around 24 by 5am. South wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of rain and snow after 3pm. Cloudy, with a high near 35. West wind 10 to 15 mph. Chance of precipitation is 30%.
Tuesday Night
Rain and snow. Low around 30. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, possibly mixed with rain, becoming all snow after 9am. Mostly cloudy, with a temperature falling to around 27 by 5pm. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 5. Northwest wind 5 to 10 mph.
Thursday
A 20 percent chance of snow after noon. Partly sunny, with a high near 20. West wind around 5 mph.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 5. West wind 5 to 10 mph.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 16.
Friday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around -5.
Saturday
Mostly sunny and cold, with a high near 6.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -6.
Sunday
Mostly sunny, with a high near 14.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mukwonago WI
 42.86°N 88.31°W (Elev. 787 ft)
Last Update:
5:06 am CST Dec 8, 2025
Forecast Valid:
6am CST Dec 8, 2025-6pm CST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation