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

Freezing Rain Tonight, Severe Storms Possible Thursday

A winter storm will bring a belt of freezing rain along and north of I-90, especially in central Wisconsin, while mainly rain occurs to the south. Then, Thursday afternoon may bring severe thunderstorms to southwestern Wisconsin and northeast Iowa. Read More >

Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Partly Cloudy

40°F

4°C

Humidity 54%
Wind Speed E 9 G 17 mph
Barometer 30.14 in (1021.8 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 1 Apr 7:55 pm CDT
Extended Forecast for

3 Miles SW Warrens WI

Winter Weather Advisory April 2, 12:00am until April 2, 10:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Rain showers, snow showers, freezing rain, and sleet before 2am, then rain or freezing rain between 2am and 4am, then freezing rain after 4am. Low around 29. Breezy, with an east wind 14 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. Total nighttime ice accumulation of 0.1 to 0.3 of an inch possible. Little or no snow and sleet accumulation expected.

    Low: 29 °F

    Chance
    Rain/Snow
    then Wintry
    Mix and
    Breezy

  • Thursday

    Thursday: Rain or freezing rain, becoming all rain after 11am. Some thunder is also possible. High near 49. Breezy, with an east wind 11 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New ice accumulation of 0.1 to 0.3 of an inch possible.

    High: 49 °F

    Breezy.
    Rain/Freezing
    Rain then
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 10pm, then showers likely between 10pm and 1am. Mostly cloudy, with a low around 31. East wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 31 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 52. West wind 5 to 9 mph becoming east in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 52 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 34. East wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 34 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 46. Breezy, with a south wind 9 to 17 mph becoming west in the afternoon. Winds could gust as high as 28 mph.

    High: 46 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27. Breezy, with a northwest wind 15 to 18 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 50. Northwest wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 29. West wind 3 to 8 mph.

    Low: 29 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Rain showers, snow showers, freezing rain, and sleet before 2am, then rain or freezing rain between 2am and 4am, then freezing rain after 4am. Low around 29. Breezy, with an east wind 14 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. Total nighttime ice accumulation of 0.1 to 0.3 of an inch possible. Little or no snow and sleet accumulation expected.
Thursday
Rain or freezing rain, becoming all rain after 11am. Some thunder is also possible. High near 49. Breezy, with an east wind 11 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New ice accumulation of 0.1 to 0.3 of an inch possible.
Thursday Night
Showers likely and possibly a thunderstorm before 10pm, then showers likely between 10pm and 1am. Mostly cloudy, with a low around 31. East wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 52. West wind 5 to 9 mph becoming east in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 34. East wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 46. Breezy, with a south wind 9 to 17 mph becoming west in the afternoon. Winds could gust as high as 28 mph.
Saturday Night
Mostly cloudy, with a low around 27. Breezy, with a northwest wind 15 to 18 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 50. Northwest wind 11 to 15 mph, with gusts as high as 26 mph.
Sunday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 29. West wind 3 to 8 mph.
Monday
A slight chance of snow showers before 1pm, then a slight chance of rain showers. Partly sunny, with a high near 47. Northwest wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 22. North wind 6 to 9 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 47. Northeast wind around 7 mph becoming southeast in the afternoon.
Tuesday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 27. Southeast wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 57. South wind 9 to 14 mph, with gusts as high as 23 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Warrens WI
 44.09°N 90.54°W
Last Update:
6:21 pm CDT Apr 1, 2026
Forecast Valid:
8pm CDT Apr 1, 2026-6pm CDT Apr 8, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation