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

Hazardous Weather Conditions

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

9°F

-13°C

Humidity 51%
Wind Speed W 7 mph
Barometer 30.23 in
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 27 Jan 6:45 pm CST
Extended Forecast for

Sussex WI

  • Tonight

    Tonight: Mostly clear, with a low around -3. Wind chill values between -10 and -20. West wind 5 to 10 mph.

    Low: -3 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and cold, with a high near 10. Wind chill values between -10 and -20. West wind 10 to 15 mph.

    High: 10 °F

    Cold

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -5. Wind chill values between -10 and -15. Northwest wind 5 to 10 mph.

    Low: -5 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and cold, with a high near 9. Wind chill values between -5 and -15. Northwest wind 5 to 10 mph.

    High: 9 °F

    Cold

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers after midnight. Partly cloudy, with a low around -1. Northwest wind 5 to 10 mph.

    Low: -1 °F

    Mostly Clear
    then Slight
    Chance Snow
    Showers

  • Friday

    Friday: A 20 percent chance of snow showers. Mostly sunny, with a high near 12. North wind around 10 mph.

    High: 12 °F

    Slight Chance
    Snow Showers

  • Friday Night

    Friday Night: A 20 percent chance of snow showers. Partly cloudy, with a low around 5. Northwest wind around 10 mph.

    Low: 5 °F

    Slight Chance
    Snow Showers

  • Saturday

    Saturday: A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 20. North wind 5 to 10 mph.

    High: 20 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around -3. Wind chill values between -10 and -20. West wind 5 to 10 mph.
Wednesday
Mostly sunny and cold, with a high near 10. Wind chill values between -10 and -20. West wind 10 to 15 mph.
Wednesday Night
Mostly clear, with a low around -5. Wind chill values between -10 and -15. Northwest wind 5 to 10 mph.
Thursday
Sunny and cold, with a high near 9. Wind chill values between -5 and -15. Northwest wind 5 to 10 mph.
Thursday Night
A 20 percent chance of snow showers after midnight. Partly cloudy, with a low around -1. Northwest wind 5 to 10 mph.
Friday
A 20 percent chance of snow showers. Mostly sunny, with a high near 12. North wind around 10 mph.
Friday Night
A 20 percent chance of snow showers. Partly cloudy, with a low around 5. Northwest wind around 10 mph.
Saturday
A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 20. North wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 5.
Sunday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 23.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 13.
Monday
A 20 percent chance of snow. Mostly cloudy, with a high near 24.
Monday Night
Mostly cloudy, with a low around 10.
Tuesday
Mostly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sussex WI
 43.14°N 88.24°W (Elev. 951 ft)
Last Update:
6:36 pm CST Jan 27, 2026
Forecast Valid:
7pm CST Jan 27, 2026-6pm CST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation