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

53°F

12°C

Humidity 97%
Wind Speed Calm
Barometer 29.57 in (1001.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 7 Mar 4:55 am CST
Extended Forecast for

4 Miles NW Melvina WI

  • Overnight

    Overnight: A 40 percent chance of showers. Patchy fog. Otherwise, cloudy, with a steady temperature around 46. West wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A 40 percent chance of showers before 8am. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a temperature falling to around 34 by 2pm. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 40 °F⇓

    Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a temperature rising to around 37 by 4am. Southwest wind 7 to 15 mph, with gusts as high as 31 mph.

    Low: 34 °F⇑

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. Southwest wind 11 to 15 mph, with gusts as high as 28 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45. Southwest wind 10 to 14 mph, with gusts as high as 28 mph.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 66. Southwest wind 6 to 9 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. Northwest wind 6 to 10 mph becoming east after midnight. Winds could gust as high as 20 mph.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers after noon. Mostly sunny, with a high near 53. East wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 53 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain and snow showers. Mostly cloudy, with a low around 30. Northeast wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
A 40 percent chance of showers. Patchy fog. Otherwise, cloudy, with a steady temperature around 46. West wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 40 percent chance of showers before 8am. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a temperature falling to around 34 by 2pm. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly clear, with a temperature rising to around 37 by 4am. Southwest wind 7 to 15 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 62. Southwest wind 11 to 15 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 45. Southwest wind 10 to 14 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 66. Southwest wind 6 to 9 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Mostly clear, with a low around 37. Northwest wind 6 to 10 mph becoming east after midnight. Winds could gust as high as 20 mph.
Tuesday
A 40 percent chance of showers after noon. Mostly sunny, with a high near 53. East wind 10 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 30. Northeast wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Wednesday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 43. Northwest wind 10 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 23. Northwest wind 5 to 10 mph, with gusts as high as 21 mph.
Thursday
Partly sunny, with a high near 47. Northwest wind 5 to 11 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 32. South wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Friday
A slight chance of rain and snow showers. Mostly cloudy, with a high near 49. Breezy, with a southwest wind 11 to 16 mph becoming northwest in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Melvina WI
 43.84°N 90.85°W
Last Update:
4:56 am CST Mar 7, 2026
Forecast Valid:
5am CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation