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Hazardous Weather Conditions

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

84°F

29°C

Humidity 66%
Wind Speed E 3 mph
Barometer 30.06 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 27 Jul 10:45 am CDT
Extended Forecast for

Hartland WI

  • Today

    Today: Sunny, with a high near 89. North wind around 5 mph becoming south in the afternoon.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 91. Heat index values as high as 99. Calm wind becoming southwest around 5 mph in the morning.

    High: 91 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 71. West wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Calm wind becoming south around 5 mph in the morning.

    High: 85 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. Northeast wind 5 to 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 89. North wind around 5 mph becoming south in the afternoon.
Tonight
Partly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 91. Heat index values as high as 99. Calm wind becoming southwest around 5 mph in the morning.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 71. West wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Calm wind becoming south around 5 mph in the morning.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 58. Northeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 56.
Saturday
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:
5:38 am CDT Jul 27, 2025
Forecast Valid:
11am CDT Jul 27, 2025-6pm CDT Aug 2, 2025
 
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