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.

Partly Cloudy

39°F

4°C

Humidity 77%
Wind Speed NW 5 mph
Barometer 30.17 in (1022.5 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 6 Apr 2:55 am CDT
Extended Forecast for

4 Miles NW Melvina WI

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 37. Northwest wind around 10 mph, with gusts as high as 22 mph.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow showers before 4pm, then a chance of flurries between 4pm and 5pm, then a chance of sprinkles and flurries after 5pm. Mostly cloudy, with a high near 39. Northwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 39 °F

    Mostly Cloudy
    then Chance
    Sprinkles/Snow

  • Monday Night

    Monday Night: A chance of flurries before 7pm. Mostly clear, with a low around 17. North wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.

    Low: 17 °F

    Chance
    Flurries

  • Tuesday

    Tuesday: Sunny, with a high near 45. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 45 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers before 1am, then rain and snow showers likely between 1am and 4am, then rain showers likely after 4am. Mostly cloudy, with a low around 33. Southeast wind 7 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Chance Snow
    Showers then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 4pm. Partly sunny, with a high near 64. Breezy, with a south wind 16 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. Southwest wind 8 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    Low: 42 °F

    Showers
    Likely

  • Thursday

    Thursday: A 20 percent chance of showers. Sunny, with a high near 60. West wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 60 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Partly cloudy, with a low around 35. North wind 3 to 6 mph.

    Low: 35 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 37. Northwest wind around 10 mph, with gusts as high as 22 mph.
Monday
A chance of snow showers before 4pm, then a chance of flurries between 4pm and 5pm, then a chance of sprinkles and flurries after 5pm. Mostly cloudy, with a high near 39. Northwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Monday Night
A chance of flurries before 7pm. Mostly clear, with a low around 17. North wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 45. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
A chance of snow showers before 1am, then rain and snow showers likely between 1am and 4am, then rain showers likely after 4am. Mostly cloudy, with a low around 33. Southeast wind 7 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday
Showers likely, with thunderstorms also possible after 4pm. Partly sunny, with a high near 64. Breezy, with a south wind 16 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. Southwest wind 8 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Thursday
A 20 percent chance of showers. Sunny, with a high near 60. West wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 35. North wind 3 to 6 mph.
Friday
A 20 percent chance of showers after 1pm. Sunny, with a high near 56. North wind 3 to 5 mph.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 36. Light and variable wind.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 60. Southeast wind 6 to 9 mph, with gusts as high as 18 mph.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. Southeast wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Sunday
Showers and possibly a thunderstorm. High near 72. South wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
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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:
1:56 am CDT Apr 6, 2026
Forecast Valid:
3am CDT Apr 6, 2026-6pm CDT Apr 12, 2026
 
Forecast Discussion
 
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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