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

A Couple of Fast Moving Storms Affecting Areas Along and East of the Rockies

A couple of storm systems will impact travel conditions through the first half of this weekend. Heavy snow from the mountains of the West will move into the upper Midwest and upper Great Lakes through tonight. Record warmth and Gulf moisture along and east of the Mississippi River will fuel severe thunderstorms, heavy rainfall, fog for the Tennessee Valley and deep South on Friday into Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

39°F

4°C

Humidity 87%
Wind Speed S 8 mph
Barometer 29.81 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 8 Jan 5:35 am CST
Extended Forecast for

Merton WI

  • Today

    Today: Rain, mainly after 3pm. High near 49. South wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Partly Sunny
    then Rain

  • Tonight

    Tonight: Rain and thunderstorms before 3am, then a chance of rain. Low around 37. East wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Rain then
    Chance Rain

  • Friday

    Friday: Rain likely, mainly before 9am. Partly sunny, with a high near 42. Northwest wind 5 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Rain Likely
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow after midnight. Increasing clouds, with a low around 28. North wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: Snow likely. Mostly cloudy, with a high near 34. Northeast wind 5 to 15 mph becoming west in the afternoon. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 34 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 20. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Chance Snow

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 28. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 28 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19. Southwest wind 5 to 10 mph.

    Low: 19 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

Today
Rain, mainly after 3pm. High near 49. South wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain and thunderstorms before 3am, then a chance of rain. Low around 37. East wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Rain likely, mainly before 9am. Partly sunny, with a high near 42. Northwest wind 5 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A 20 percent chance of snow after midnight. Increasing clouds, with a low around 28. North wind around 5 mph becoming calm in the evening.
Saturday
Snow likely. Mostly cloudy, with a high near 34. Northeast wind 5 to 15 mph becoming west in the afternoon. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 20. West wind around 15 mph, with gusts as high as 25 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 28. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 19. Southwest wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 36.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
A slight chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 20%.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 25.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 31.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merton WI
 43.14°N 88.32°W (Elev. 958 ft)
Last Update:
4:43 am CST Jan 8, 2026
Forecast Valid:
5am CST Jan 8, 2026-6pm CST Jan 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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