National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

52°F

11°C

Humidity 35%
Wind Speed S 14 mph
Barometer 30.21 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 20 Apr 4:45 pm CDT
Extended Forecast for

Delafield WI

  • Tonight

    Tonight: Partly cloudy, with a low around 42. South wind 5 to 10 mph.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. West wind around 10 mph.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. Northeast wind around 5 mph.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69. Southeast wind around 5 mph.

    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.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 72. South wind around 10 mph becoming west in the afternoon. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. South wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 74. West wind around 10 mph.
Tuesday Night
Mostly clear, with a low around 42. Northeast wind around 5 mph.
Wednesday
Sunny, with a high near 69. Southeast wind around 5 mph.
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.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 72. South wind around 10 mph becoming west in the afternoon. Chance of precipitation is 50%.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 61.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43.
Monday
A 30 percent chance of showers. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Delafield WI
 43.06°N 88.39°W (Elev. 889 ft)
Last Update:
2:36 pm CDT Apr 20, 2026
Forecast Valid:
5pm CDT Apr 20, 2026-6pm CDT Apr 27, 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