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Hazardous Weather Conditions

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

57°F

14°C

Humidity 63%
Wind Speed NW 12 G 22 mph
Barometer 29.79 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 20 Mar 11:45 am CDT
Extended Forecast for

Sussex WI

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 55. North wind 5 to 10 mph.

    High: 55 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. North wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 61. Southeast wind 5 to 15 mph becoming southwest in the afternoon.

    High: 61 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43. Southwest wind 5 to 10 mph becoming north after midnight.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain. Cloudy, with a high near 44. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 44 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26. North wind 5 to 15 mph.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44. North wind around 5 mph.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 30. East wind around 5 mph becoming south after midnight.

    Low: 30 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 55. North wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 36. North wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 61. Southeast wind 5 to 15 mph becoming southwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 43. Southwest wind 5 to 10 mph becoming north after midnight.
Sunday
A 20 percent chance of rain. Cloudy, with a high near 44. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 26. North wind 5 to 15 mph.
Monday
Mostly sunny, with a high near 44. North wind around 5 mph.
Monday Night
Increasing clouds, with a low around 30. East wind around 5 mph becoming south after midnight.
Tuesday
Mostly cloudy, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 46.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 37. Chance of precipitation is 20%.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 53.
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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:
11:42 am CDT Mar 20, 2026
Forecast Valid:
12pm CDT Mar 20, 2026-6pm CDT Mar 26, 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