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

50°F

10°C

Humidity 43%
Wind Speed SE 12 mph
Barometer 30.18 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 20 Apr 5:45 pm CDT
Extended Forecast for

Pewaukee WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. South wind 5 to 10 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. West wind around 10 mph.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43. Northeast wind around 5 mph becoming calm.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. Southeast wind around 5 mph.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77. South wind 5 to 15 mph.

    High: 77 °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 around 10 mph. Chance of precipitation is 60%. 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, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 72. South wind around 10 mph becoming west in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers
    Likely

  • 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
Mostly cloudy, with a low around 41. South wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 73. West wind around 10 mph.
Tuesday Night
Mostly clear, with a low around 43. Northeast wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 67. Northeast wind around 5 mph becoming southeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 48. Southeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 77. 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 around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 72. South wind around 10 mph becoming west in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 60.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 42.
Monday
A 30 percent chance of showers. Mostly cloudy, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pewaukee WI
 43.08°N 88.24°W (Elev. 899 ft)
Last Update:
2:36 pm CDT Apr 20, 2026
Forecast Valid:
6pm 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