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

72°F

22°C

Humidity 69%
Wind Speed NW 9 mph
Barometer 29.98 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 16 Aug 8:55 pm CDT
Extended Forecast for

Hartland WI

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 62. Southwest wind around 5 mph.

    Low: 62 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. West wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Calm wind becoming north around 5 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. East wind around 5 mph becoming calm.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 78. Calm wind becoming northwest around 5 mph.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 62. Southwest wind around 5 mph.
Tuesday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. West wind 5 to 10 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 77. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 56. East wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 78. Calm wind becoming northwest around 5 mph.
Thursday Night
Mostly clear, with a low around 58.
Friday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 78.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 75.
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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:
8:41 pm CDT Aug 16, 2026
Forecast Valid:
9pm CDT Aug 16, 2026-6pm CDT Aug 23, 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