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Hazardous Weather Conditions

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

32°F

0°C

Humidity 100%
Wind Speed NE 5 mph
Barometer 30.29 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 20 Apr 2:55 am CDT
Extended Forecast for

Hartland WI

  • Overnight

    Overnight: Widespread frost. Otherwise, clear, with a low around 27. Calm wind.

    Low: 27 °F

    Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 52. Light south wind increasing to 5 to 10 mph in the afternoon.

    High: 52 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. South wind around 10 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. West wind 5 to 10 mph.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. West wind around 5 mph becoming calm.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. Southeast wind around 5 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Widespread frost. Otherwise, clear, with a low around 27. Calm wind.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 52. Light south wind increasing to 5 to 10 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 41. South wind around 10 mph.
Tuesday
Mostly sunny, with a high near 72. West wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 42. West wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 69. Northeast wind around 5 mph becoming southeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 50. Southeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 70.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 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:
2:36 am CDT Apr 20, 2026
Forecast Valid:
3am CDT Apr 20, 2026-6pm CDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation