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

25°F

-4°C

Humidity 59%
Wind Speed S 17 G 24 mph
Barometer 29.80 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 24 Feb 8:45 am CST
Extended Forecast for

Sussex WI

  • Today

    Today: A chance of sprinkles and flurries between 2pm and 3pm, then snow likely. Mostly cloudy, with a high near 37. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 37 °F

    Breezy.
    Partly Sunny
    then
    Sprinkles/Snow
    Likely

  • Tonight

    Tonight: Partly cloudy, with a low around 17. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 17 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 26 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15. Northwest wind around 5 mph becoming calm in the evening.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 37. Calm wind becoming southwest around 5 mph in the morning.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27. Southwest wind 5 to 10 mph.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 55. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 55 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27. Southwest wind 10 to 15 mph becoming northwest after midnight.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 35.

    High: 35 °F

    Chance Snow

Detailed Forecast

Today
A chance of sprinkles and flurries between 2pm and 3pm, then snow likely. Mostly cloudy, with a high near 37. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Partly cloudy, with a low around 17. Northwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 26. West wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 15. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 37. Calm wind becoming southwest around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 27. Southwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 55. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 27. Southwest wind 10 to 15 mph becoming northwest after midnight.
Saturday
A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 35.
Saturday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 13.
Sunday
A 20 percent chance of snow. The snow could be heavy at times. Mostly sunny, with a high near 27.
Sunday Night
A 30 percent chance of snow. The snow could be heavy at times. Partly cloudy, with a low around 17.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sussex WI
 43.14°N 88.24°W (Elev. 951 ft)
Last Update:
7:34 am CST Feb 24, 2026
Forecast Valid:
9am CST Feb 24, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation