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.

Overcast

21°F

-6°C

Humidity 93%
Wind Speed W 6 mph
Barometer 29.93 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 30 Dec 9:55 pm CST
Extended Forecast for

Hartland WI

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 11pm. Cloudy, with a low around 17. Northwest wind 5 to 10 mph.

    Low: 17 °F

    Chance Snow
    then Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly between 10am and 2pm. Cloudy, with a high near 24. Northwest wind 10 to 15 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 24 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 4. Wind chill values between -5 and zero. Northwest wind 5 to 15 mph.

    Low: 4 °F

    Mostly Clear

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 16. Wind chill values between -5 and 5. West wind around 5 mph.

    High: 16 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 11. West wind around 5 mph.

    Low: 11 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 20. Northwest wind 5 to 10 mph.

    High: 20 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 7. Northwest wind around 5 mph becoming calm in the evening.

    Low: 7 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 21. Calm wind becoming west around 5 mph.

    High: 21 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of snow, mainly before 11pm. Cloudy, with a low around 17. Northwest wind 5 to 10 mph.
Wednesday
Snow likely, mainly between 10am and 2pm. Cloudy, with a high near 24. Northwest wind 10 to 15 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
Mostly clear, with a low around 4. Wind chill values between -5 and zero. Northwest wind 5 to 15 mph.
New Year's Day
Partly sunny, with a high near 16. Wind chill values between -5 and 5. West wind around 5 mph.
Thursday Night
Mostly cloudy, with a low around 11. West wind around 5 mph.
Friday
Mostly sunny, with a high near 20. Northwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 7. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 21. Calm wind becoming west around 5 mph.
Saturday Night
Mostly cloudy, with a low around 12.
Sunday
Mostly cloudy, with a high near 28.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 20.
Monday
Partly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hartland WI
 43.1°N 88.36°W (Elev. 1001 ft)
Last Update:
7:37 pm CST Dec 30, 2025
Forecast Valid:
10pm CST Dec 30, 2025-6pm CST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation