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

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

32°F

0°C

Humidity 87%
Wind Speed W 6 mph
Barometer 29.86 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 27 Feb 12:35 am CST
Extended Forecast for

Hartland WI

  • Overnight

    Overnight: Mostly clear, with a low around 26. Southwest wind around 5 mph.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 58. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 58 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22. West wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Snow. High near 28. North wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 28 °F

    Snow

  • Saturday Night

    Saturday Night: Cloudy during the early evening, then gradual clearing, with a low around 12. North wind around 5 mph.

    Low: 12 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Mostly sunny, with a high near 28. North wind around 5 mph becoming east in the afternoon.

    High: 28 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 17. East wind around 5 mph becoming calm in the evening.

    Low: 17 °F

    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 35. Southeast wind 5 to 10 mph.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 26. Southwest wind around 5 mph.
Friday
Mostly sunny, with a high near 58. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 22. West wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph.
Saturday
Snow. High near 28. North wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Cloudy during the early evening, then gradual clearing, with a low around 12. North wind around 5 mph.
Sunday
Mostly sunny, with a high near 28. North wind around 5 mph becoming east in the afternoon.
Sunday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 17. East wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 35. Southeast wind 5 to 10 mph.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 24.
Tuesday
A 30 percent chance of snow. Mostly cloudy, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
A 30 percent chance of rain. Mostly sunny, with a high near 45.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Thursday
Rain likely. Cloudy, with a high near 49. Chance of precipitation is 60%.
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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:
12:35 am CST Feb 27, 2026
Forecast Valid:
12am CST Feb 27, 2026-6pm CST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation