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

Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

39°F

4°C

Humidity 55%
Wind Speed S 7 mph
Barometer 30.28 in (1027.0 mb)
Dewpoint 24°F (-4°C)
Visibility 9.00 mi
Wind Chill34°F (1°C)
Last update 2 Mar 12:55 pm CST
Extended Forecast for

Melvina WI

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 42. South wind around 6 mph becoming calm.

    High: 42 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of drizzle or freezing rain before 4am, then a slight chance of snow and freezing rain between 4am and 5am, then a chance of drizzle, snow, and freezing rain after 5am. Mostly cloudy, with a low around 30. Light south wind. Chance of precipitation is 30%.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Wintry Mix

  • Tuesday

    Tuesday: A chance of drizzle or freezing rain before 9am, then a slight chance of drizzle between 9am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 46. Calm wind. Chance of precipitation is 30%.

    High: 46 °F

    Chance
    Drizzle/Freezing
    Rain then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after noon. Sunny, with a high near 52. Light east wind.

    High: 52 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after midnight. Partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 49. Calm wind becoming east around 5 mph.

    High: 49 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 38. Southeast wind 3 to 6 mph.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Rain. High near 59. Southeast wind 6 to 8 mph. Chance of precipitation is 90%.

    High: 59 °F

    Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 42. South wind around 6 mph becoming calm.
Tonight
A slight chance of drizzle or freezing rain before 4am, then a slight chance of snow and freezing rain between 4am and 5am, then a chance of drizzle, snow, and freezing rain after 5am. Mostly cloudy, with a low around 30. Light south wind. Chance of precipitation is 30%.
Tuesday
A chance of drizzle or freezing rain before 9am, then a slight chance of drizzle between 9am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 46. Calm wind. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 28. Calm wind.
Wednesday
A 20 percent chance of rain after noon. Sunny, with a high near 52. Light east wind.
Wednesday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 35. Calm wind.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 49. Calm wind becoming east around 5 mph.
Thursday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 38. Southeast wind 3 to 6 mph.
Friday
Rain. High near 59. Southeast wind 6 to 8 mph. Chance of precipitation is 90%.
Friday Night
Rain likely and possibly a thunderstorm before midnight, then a chance of rain. Cloudy, with a low around 41. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 57. West wind 7 to 9 mph, with gusts as high as 18 mph.
Saturday Night
Mostly clear, with a low around 33. West wind 6 to 8 mph becoming southwest after midnight.
Sunday
Sunny, with a high near 58. Southwest wind 8 to 13 mph, with gusts as high as 22 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Melvina WI
 43.8°N 90.79°W
Last Update:
1:01 pm CST Mar 2, 2026
Forecast Valid:
1pm CST Mar 2, 2026-6pm CDT Mar 8, 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