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

70°F

21°C

Humidity 46%
Wind Speed NW 8 G 24 mph
Barometer 29.99 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 19 Jun 12:45 pm CDT
Extended Forecast for

Hartland WI

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 74. West wind around 10 mph.

    High: 74 °F

    Partly Sunny

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 9pm, then scattered showers and thunderstorms between 9pm and 1am. Cloudy during the early evening, then gradual clearing, with a low around 53. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely then
    Scattered
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Northwest wind 5 to 15 mph.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 72. Light east wind increasing to 5 to 10 mph in the afternoon.

    High: 72 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 52. Northeast wind 5 to 10 mph.

    Low: 52 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 72. Northeast wind around 10 mph.

    High: 72 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
Partly sunny, with a high near 74. West wind around 10 mph.
Tonight
Showers likely and possibly a thunderstorm before 9pm, then scattered showers and thunderstorms between 9pm and 1am. Cloudy during the early evening, then gradual clearing, with a low around 53. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 74. Northwest wind 5 to 15 mph.
Saturday Night
Partly cloudy, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.
Sunday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 72. Light east wind increasing to 5 to 10 mph in the afternoon.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 52. Northeast wind 5 to 10 mph.
Monday
Partly sunny, with a high near 72. Northeast wind around 10 mph.
Monday Night
Partly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 74. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hartland WI
 43.12°N 88.36°W (Elev. 932 ft)
Last Update:
12:11 pm CDT Jun 19, 2026
Forecast Valid:
1pm CDT Jun 19, 2026-6pm CDT Jun 25, 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