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.

Mostly Cloudy

21°F

-6°C

Humidity 93%
Wind Speed W 7 mph
Barometer 29.96 in
Dewpoint 19°F (-7°C)
Visibility 7.00 mi
Wind Chill12°F (-11°C)
Last update 2 Dec 3:15 am CST
Extended Forecast for

Sussex WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 11. Northwest wind around 5 mph.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Patchy freezing fog between 7am and 9am. Mostly sunny, with a high near 24. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 24 °F

    Patchy
    Freezing Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow, mainly after 4am. Increasing clouds, with a temperature rising to around 25 by 4am. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 19 °F⇑

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow likely, mainly before noon. Cloudy, with a high near 29. Southwest wind around 15 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -2. Northwest wind around 10 mph.

    Low: -2 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 13. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 13 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 0. Southwest wind 5 to 10 mph.

    Low: 0 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after noon. Partly sunny, with a high near 23. Southwest wind around 10 mph.

    High: 23 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 11. Northwest wind around 5 mph.
Tuesday
Patchy freezing fog between 7am and 9am. Mostly sunny, with a high near 24. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
A 50 percent chance of snow, mainly after 4am. Increasing clouds, with a temperature rising to around 25 by 4am. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Snow likely, mainly before noon. Cloudy, with a high near 29. Southwest wind around 15 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly clear, with a low around -2. Northwest wind around 10 mph.
Thursday
Sunny, with a high near 13. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 0. Southwest wind 5 to 10 mph.
Friday
A 20 percent chance of snow after noon. Partly sunny, with a high near 23. Southwest wind around 10 mph.
Friday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 13.
Saturday
A 20 percent chance of snow after noon. Partly sunny, with a high near 25.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 8.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 22.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 6.
Monday
A 20 percent chance of snow. Mostly cloudy, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sussex WI
 43.12°N 88.21°W (Elev. 899 ft)
Last Update:
3:06 am CST Dec 2, 2025
Forecast Valid:
3am CST Dec 2, 2025-6pm CST Dec 8, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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