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

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

34°F

1°C

Humidity 83%
Wind Speed W 8 mph
Barometer 29.87 in (1012.4 mb)
Dewpoint 30°F (-1°C)
Visibility 9.00 mi
Wind Chill27°F (-3°C)
Last update 7 Mar 4:55 pm CST
Extended Forecast for

4 Miles NW Melvina WI

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a temperature rising to around 38 by 4am. Breezy, with a southwest wind 7 to 16 mph, with gusts as high as 32 mph.

    Low: 34 °F⇑

    Mostly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 63. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 28 mph.

    High: 63 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45. Southwest wind 10 to 15 mph, with gusts as high as 29 mph.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 67. Southwest wind 5 to 9 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 67 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. North wind 5 to 9 mph becoming east after midnight. Winds could gust as high as 18 mph.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers after noon. Mostly sunny, with a high near 57. East wind around 11 mph, with gusts as high as 21 mph.

    High: 57 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain showers before midnight, then a chance of rain and snow showers. Cloudy, with a low around 31. Northeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    Low: 31 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 42. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 42 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. Northwest wind 8 to 11 mph, with gusts as high as 22 mph.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy during the early evening, then gradual clearing, with a temperature rising to around 38 by 4am. Breezy, with a southwest wind 7 to 16 mph, with gusts as high as 32 mph.
Sunday
Mostly sunny, with a high near 63. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 45. Southwest wind 10 to 15 mph, with gusts as high as 29 mph.
Monday
Mostly sunny, with a high near 67. Southwest wind 5 to 9 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 38. North wind 5 to 9 mph becoming east after midnight. Winds could gust as high as 18 mph.
Tuesday
A 30 percent chance of showers after noon. Mostly sunny, with a high near 57. East wind around 11 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of rain showers before midnight, then a chance of rain and snow showers. Cloudy, with a low around 31. Northeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Wednesday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 42. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 23. Northwest wind 8 to 11 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 49. Northwest wind 8 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 34. Breezy, with a south wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 51. Breezy, with a southwest wind 14 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 23. Northwest wind 8 to 13 mph, with gusts as high as 23 mph.
Saturday
A 30 percent chance of snow showers. Mostly cloudy, with a high near 42. West wind around 9 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Melvina WI
 43.84°N 90.85°W
Last Update:
5:46 pm CST Mar 7, 2026
Forecast Valid:
5pm CST Mar 7, 2026-6pm CDT Mar 14, 2026
 
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Additional Resources

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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