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.

Fog/Mist

46°F

8°C

Humidity 100%
Wind Speed SE 6 mph
Barometer 29.62 in
Dewpoint 46°F (8°C)
Visibility 5.00 mi
Wind Chill43°F (6°C)
Last update 2 Apr 4:45 pm CDT
Extended Forecast for

Hartland WI

Tornado Watch April 2, 05:25pm until April 2, 08:00pm
Click here for hazard details and duration
Tornado Watch
  •  
    Tornado Watch April 2, 05:25pm until April 2, 08:00pm

    NOW until 8:00pm Thu

    Tornado Watch

  • This Afternoon

    High: 47 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 11pm. Some of the storms could be severe and produce heavy rainfall. Low around 38. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 38 °F

    Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 54. West wind 5 to 10 mph becoming east in the afternoon.

    High: 54 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Showers and thunderstorms likely before midnight, then showers and possibly a thunderstorm between midnight and 4am, then showers likely after 4am. Low around 37. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: Showers likely, mainly before 10am. Mostly cloudy, with a high near 53. Breezy, with a south wind 10 to 15 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Showers
    Likely then
    Slight Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 47. Northwest wind around 15 mph.

    High: 47 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. West wind around 5 mph.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a steady temperature around 47. South wind around 5 mph. Chance of precipitation is 40%.
Tonight
Showers and thunderstorms, mainly before 11pm. Some of the storms could be severe and produce heavy rainfall. Low around 38. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 54. West wind 5 to 10 mph becoming east in the afternoon.
Friday Night
Showers and thunderstorms likely before midnight, then showers and possibly a thunderstorm between midnight and 4am, then showers likely after 4am. Low around 37. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 53. Breezy, with a south wind 10 to 15 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 32. West wind around 15 mph, with gusts as high as 25 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 47. Northwest wind around 15 mph.
Sunday Night
Partly cloudy, with a low around 33. West wind around 5 mph.
Monday
A slight chance of rain and snow showers before 1pm, then a slight chance of rain showers. Partly sunny, with a high near 47. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Sunny, with a high near 42.
Tuesday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 27. Chance of precipitation is 20%.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 56.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 44.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 59.
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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:
4:46 pm CDT Apr 2, 2026
Forecast Valid:
5pm CDT Apr 2, 2026-6pm CDT Apr 9, 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