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

Tracking Two Storms Impacting the Central and Eastern U.S. Through This Weekend

Two storm systems will track through the central and eastern U.S. through this weekend with areas of gusty winds, rain, and heavy snow. Severe thunderstorms are forecast Friday from the central Gulf Coast into parts of the lower Mississippi, Tennessee and Ohio Valleys. Heavy to excessive rainfall is forecast from the lower Mississippi River Valley to the Tennessee Valley which may bring flooding. Read More >

Hazardous Weather Conditions

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Drizzle

40°F

4°C

Humidity 93%
Wind Speed W 16 G 23 mph
Barometer 29.44 in
Dewpoint 38°F (3°C)
Visibility 5.00 mi
Wind Chill32°F (0°C)
Last update 9 Jan 5:15 am CST
Extended Forecast for

Mukwonago WI

  • Overnight

    Overnight: A 40 percent chance of rain. Cloudy, with a steady temperature around 46. West wind around 15 mph, with gusts as high as 30 mph.

    Low: 46 °F

    Chance Rain

  • Friday

    Friday: A 50 percent chance of rain before 10am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 36 by 5pm. Breezy, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 41 °F⇓

    Chance Rain
    and Breezy
    then Sunny

  • Friday Night

    Friday Night: A slight chance of rain between 4am and 5am, then a chance of snow. Increasing clouds, with a low around 28. Northwest wind around 5 mph becoming calm. Chance of precipitation is 50%.

    Low: 28 °F

    Partly Cloudy
    then Chance
    Rain/Snow

  • Saturday

    Saturday: Snow likely. Mostly cloudy, with a high near 34. Light southwest wind becoming west 10 to 15 mph in the morning. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 34 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 21. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 21 °F

    Chance Snow
    and Blustery

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 31. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 31 °F

    Partly Sunny
    and Blustery
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23. Southwest wind 5 to 10 mph.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. Southwest wind 10 to 15 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of rain. Cloudy, with a steady temperature around 46. West wind around 15 mph, with gusts as high as 30 mph.
Friday
A 50 percent chance of rain before 10am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 36 by 5pm. Breezy, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 35 mph.
Friday Night
A slight chance of rain between 4am and 5am, then a chance of snow. Increasing clouds, with a low around 28. Northwest wind around 5 mph becoming calm. Chance of precipitation is 50%.
Saturday
Snow likely. Mostly cloudy, with a high near 34. Light southwest wind becoming west 10 to 15 mph in the morning. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 21. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 31. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 23. Southwest wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 40. Southwest wind 10 to 15 mph.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
A 40 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 43.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of snow. Mostly cloudy, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
Mostly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mukwonago WI
 42.86°N 88.34°W (Elev. 791 ft)
Last Update:
5:12 am CST Jan 9, 2026
Forecast Valid:
5am CST Jan 9, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation