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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Monroe Municipal Airport (KEFT)

Lat: 42.62°NLon: 89.59°WElev: 1082ft.

Fair

36°F

2°C

Humidity 69%
Wind Speed SW 7 mph
Barometer 30.09 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 12 Jan 11:15 am CST
Extended Forecast for

Monticello WI

  • Today

    Today: Sunny, with a high near 43. Southwest wind around 10 mph.

    High: 43 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of rain after 5am. Increasing clouds, with a low around 32. Southwest wind around 10 mph.

    Low: 32 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A slight chance of rain and snow before 10am, then a slight chance of rain between 10am and noon. Partly sunny, with a high near 46. West wind 10 to 15 mph. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24. West wind 10 to 15 mph.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow before noon. Mostly cloudy, with a high near 29. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 29 °F

    Blustery.
    Chance Snow
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 12. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 12 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 25. Northwest wind 5 to 10 mph becoming south in the afternoon.

    High: 25 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 21. South wind around 10 mph. Chance of precipitation is 60%.

    Low: 21 °F

    Snow Likely

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 70%.

    High: 32 °F

    Snow Likely

Detailed Forecast

Today
Sunny, with a high near 43. Southwest wind around 10 mph.
Tonight
A 20 percent chance of rain after 5am. Increasing clouds, with a low around 32. Southwest wind around 10 mph.
Tuesday
A slight chance of rain and snow before 10am, then a slight chance of rain between 10am and noon. Partly sunny, with a high near 46. West wind 10 to 15 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 24. West wind 10 to 15 mph.
Wednesday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 29. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 12. North wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 25. Northwest wind 5 to 10 mph becoming south in the afternoon.
Thursday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 21. South wind around 10 mph. Chance of precipitation is 60%.
Friday
Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 13.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 18.
Saturday Night
Mostly cloudy, with a low around 3.
Sunday
Partly sunny, with a high near 17.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monticello WI
 42.75°N 89.59°W (Elev. 850 ft)
Last Update:
11:18 am CST Jan 12, 2026
Forecast Valid:
11am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation