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

30°F

-1°C

Humidity 75%
Wind Speed S 6 mph
Barometer 30.42 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 24 Mar 12:35 am CDT
Extended Forecast for

Merton WI

  • Overnight

    Overnight: A chance of flurries after 2am. Mostly cloudy, with a low around 28. South wind 5 to 10 mph.

    Low: 28 °F

    Chance
    Flurries

  • Tuesday

    Tuesday: Partly sunny, with a high near 50. Southwest wind 5 to 10 mph.

    High: 50 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. Calm wind becoming south around 5 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 62. South wind 5 to 10 mph.

    High: 62 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. Southwest wind around 5 mph.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 1pm. Mostly cloudy, with a high near 64. Southwest wind 5 to 15 mph becoming north in the afternoon.

    High: 64 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 26. North wind 10 to 15 mph.

    Low: 26 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 41. North wind around 10 mph.

    High: 41 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of flurries after 2am. Mostly cloudy, with a low around 28. South wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 50. Southwest wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 34. Calm wind becoming south around 5 mph.
Wednesday
Partly sunny, with a high near 62. South wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 46. Southwest wind around 5 mph.
Thursday
A 30 percent chance of rain, mainly after 1pm. Mostly cloudy, with a high near 64. Southwest wind 5 to 15 mph becoming north in the afternoon.
Thursday Night
Mostly cloudy, with a low around 26. North wind 10 to 15 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 41. North wind around 10 mph.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merton WI
 43.14°N 88.29°W (Elev. 1010 ft)
Last Update:
12:31 am CDT Mar 24, 2026
Forecast Valid:
12am CDT Mar 24, 2026-6pm CDT Mar 30, 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