Unsettled Weather in the Eastern U.S. through Memorial Day

Showers and thunderstorms are expected from Texas to the Northeast through Tuesday. Heavy rain will create mainly localized areas of flash flooding across the central Gulf Coast into the Appalachians. Elevated to Critical fire weather conditions due to gusty winds and low humidity are expected through Tuesday across Oregon and Nevada. Showers and thunderstorms will develop over the Northwest. Read More >

Hazardous Weather Conditions

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

63°F

17°C

Humidity 56%
Wind Speed SW 5 mph
Barometer 30.06 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 26 May 5:15 am CDT
Extended Forecast for

Hartland WI

  • Today

    Today: Sunny, with a high near 87. Southwest wind around 5 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 84. Calm wind becoming northeast around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of thunderstorms before 7pm.  Mostly clear, with a low around 50. Northeast wind 10 to 15 mph.  Chance of precipitation is 10%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72. East wind around 10 mph.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48. East wind around 5 mph becoming calm  in the evening.

    Low: 48 °F

    Mostly Clear

  • Friday

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

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 87. Southwest wind around 5 mph.
Tonight
Partly cloudy, with a low around 59. Calm wind.
Wednesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 84. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 50. Northeast wind 10 to 15 mph. Chance of precipitation is 10%.
Thursday
Sunny, with a high near 72. East wind around 10 mph.
Thursday Night
Mostly clear, with a low around 48. East wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 79. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 53. Calm wind.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Hartland WI
 43.1°N 88.36°W (Elev. 1001 ft)
4:33 am CDT May 26, 2026
5am CDT May 26, 2026-6pm CDT Jun 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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