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.

Fair

44°F

7°C

Humidity 45%
Wind Speed W 12 mph
Barometer 30.16 in (1022.3 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 5 Apr 10:55 am CDT
Extended Forecast for

Melvina WI

  • Today

    Today: Mostly sunny, with a high near 51. West wind around 15 mph, with gusts as high as 24 mph.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 32. Northwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Showers
    Likely then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 42. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.

    High: 42 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 17. Northwest wind 6 to 11 mph becoming light northeast after midnight. Winds could gust as high as 22 mph.

    Low: 17 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. Calm wind becoming south around 6 mph in the afternoon.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers before 10pm, then rain and snow showers likely between 10pm and 4am, then rain showers likely after 4am. Mostly cloudy, with a low around 32. South wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 63. Breezy, with a south wind 14 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.

    High: 63 °F

    Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 38. Breezy, with a west wind 8 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 40 percent chance of showers. Mostly sunny, with a high near 53. West wind 6 to 8 mph.

    High: 53 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 51. West wind around 15 mph, with gusts as high as 24 mph.
Tonight
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 32. Northwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Partly sunny, with a high near 42. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 17. Northwest wind 6 to 11 mph becoming light northeast after midnight. Winds could gust as high as 22 mph.
Tuesday
Mostly sunny, with a high near 44. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A chance of snow showers before 10pm, then rain and snow showers likely between 10pm and 4am, then rain showers likely after 4am. Mostly cloudy, with a low around 32. South wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 63. Breezy, with a south wind 14 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 38. Breezy, with a west wind 8 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers. Mostly sunny, with a high near 53. West wind 6 to 8 mph.
Thursday Night
A chance of rain showers before 1am, then a chance of rain and snow showers. Mostly cloudy, with a low around 33. Light and variable wind. Chance of precipitation is 40%.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 53. Light east wind. Chance of precipitation is 40%.
Friday Night
A 40 percent chance of showers. Partly cloudy, with a low around 35. North wind around 6 mph becoming east after midnight.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 57. East wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Melvina WI
 43.8°N 90.79°W
Last Update:
5:51 am CDT Apr 5, 2026
Forecast Valid:
11am CDT Apr 5, 2026-6pm CDT Apr 11, 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