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

66°F

19°C

Humidity 73%
Wind Speed NW 7 mph
Barometer 29.81 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 16 Apr 12:45 pm CDT
Extended Forecast for

Hartland WI

  • This Afternoon

    This Afternoon: Partly sunny, with a steady temperature around 65. North wind around 5 mph.

    High: 65 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 49. Calm wind becoming southeast around 5 mph.

    Low: 49 °F

    Patchy Fog

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Areas of fog before 9am. Otherwise, partly sunny, with a high near 76. South wind 5 to 15 mph.

    High: 76 °F

    Areas Fog
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and thunderstorms before 1am, then showers likely. Some of the storms could be severe. Low around 39. South wind 10 to 15 mph becoming west after midnight. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 39 °F

    Severe
    Thunderstorms
    then Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 7am. Mostly sunny, with a high near 49. West wind around 15 mph, with gusts as high as 25 mph.

    High: 49 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. West wind 5 to 15 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 47. Northwest wind 10 to 15 mph.

    High: 47 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27. Northwest wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a steady temperature around 65. North wind around 5 mph.
Tonight
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 49. Calm wind becoming southeast around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Areas of fog before 9am. Otherwise, partly sunny, with a high near 76. South wind 5 to 15 mph.
Friday Night
Showers and thunderstorms before 1am, then showers likely. Some of the storms could be severe. Low around 39. South wind 10 to 15 mph becoming west after midnight. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A 30 percent chance of showers, mainly before 7am. Mostly sunny, with a high near 49. West wind around 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 31. West wind 5 to 15 mph.
Sunday
Mostly sunny, with a high near 47. Northwest wind 10 to 15 mph.
Sunday Night
Mostly clear, with a low around 27. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 66.
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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:
12:51 pm CDT Apr 16, 2026
Forecast Valid:
1pm CDT Apr 16, 2026-6pm CDT Apr 22, 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