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.

Fair

39°F

4°C

Humidity 70%
Wind Speed SW 3 mph
Barometer 30.04 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 13 Feb 6:45 pm CST
Extended Forecast for

Merton WI

  • Tonight

    Tonight: Mostly clear, with a low around 27. Southwest wind around 5 mph becoming calm.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Calm wind becoming south around 5 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. Southeast wind around 5 mph becoming calm.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 50. West wind around 5 mph becoming calm in the afternoon.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. Calm wind becoming southwest around 5 mph after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 56. Southwest wind 5 to 10 mph.

    High: 56 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. Southwest wind around 5 mph becoming northeast after midnight.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 47. East wind 5 to 10 mph.

    High: 47 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain. Low around 39. Chance of precipitation is 80%.

    Low: 39 °F

    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 27. Southwest wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 47. Calm wind becoming south around 5 mph.
Saturday Night
Partly cloudy, with a low around 31. Southeast wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 50. West wind around 5 mph becoming calm in the afternoon.
Sunday Night
Mostly cloudy, with a low around 34. Calm wind becoming southwest around 5 mph after midnight.
Washington's Birthday
Mostly sunny, with a high near 56. Southwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 35. Southwest wind around 5 mph becoming northeast after midnight.
Tuesday
Partly sunny, with a high near 47. East wind 5 to 10 mph.
Tuesday Night
Rain. Low around 39. Chance of precipitation is 80%.
Wednesday
Rain likely, mainly before noon. Partly sunny, with a high near 50. Chance of precipitation is 60%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merton WI
 43.14°N 88.32°W (Elev. 958 ft)
Last Update:
5:14 pm CST Feb 13, 2026
Forecast Valid:
6pm CST Feb 13, 2026-6pm CST Feb 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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