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.

Light Rain

63°F

17°C

Humidity 73%
Wind Speed NW 14 G 23 mph
Barometer 29.61 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 Jun 6:45 pm CDT
Extended Forecast for

Merton WI

  • Tonight

    Tonight: Isolated showers before 7pm. Mostly cloudy, with a low around 51. West wind 5 to 15 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 62. Light and variable wind becoming south 10 to 15 mph in the morning. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 62 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 1am, then a chance of showers. Low around 53. Southeast wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers. Partly sunny, with a high near 70. Northwest wind around 10 mph.

    High: 70 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. West wind 5 to 10 mph.

    Low: 51 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 72. Northwest wind 5 to 10 mph.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Sunny, with a high near 76. West wind 5 to 10 mph.

    High: 76 °F

    Sunny then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Isolated showers before 7pm. Mostly cloudy, with a low around 51. West wind 5 to 15 mph. Chance of precipitation is 20%.
Wednesday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 62. Light and variable wind becoming south 10 to 15 mph in the morning. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and thunderstorms before 1am, then a chance of showers. Low around 53. Southeast wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 70. Northwest wind around 10 mph.
Thursday Night
Mostly clear, with a low around 51. West wind 5 to 10 mph.
Juneteenth
Sunny, with a high near 72. Northwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.
Saturday
A 20 percent chance of showers after 1pm. Sunny, with a high near 76. West wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 55.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 72.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merton WI
 43.14°N 88.29°W (Elev. 1010 ft)
Last Update:
6:32 pm CDT Jun 16, 2026
Forecast Valid:
6pm CDT Jun 16, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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