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.

Fair

0°F

-18°C

Humidity 80%
Wind Speed Calm
Barometer 30.37 in (1030.5 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Last update 7 Feb 4:55 am CST
Extended Forecast for

Melvina WI

  • Today

    Today: Increasing clouds, with a high near 24. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 24 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A slight chance of flurries between midnight and 1am. Mostly cloudy, with a low around 18. Southeast wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 18 °F

    Slight Chance
    Flurries

  • Sunday

    Sunday: Partly sunny, with a high near 33. Southeast wind 5 to 7 mph.

    High: 33 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. South wind 3 to 5 mph.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 44. South wind 3 to 6 mph.

    High: 44 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33. Light and variable wind becoming west around 6 mph after midnight.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 46. Northwest wind 6 to 8 mph.

    High: 46 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 23. Northwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 38. Northwest wind around 6 mph.

    High: 38 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 24. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Tonight
A slight chance of flurries between midnight and 1am. Mostly cloudy, with a low around 18. Southeast wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 33. Southeast wind 5 to 7 mph.
Sunday Night
Mostly cloudy, with a low around 22. South wind 3 to 5 mph.
Monday
Partly sunny, with a high near 44. South wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 33. Light and variable wind becoming west around 6 mph after midnight.
Tuesday
Mostly cloudy, with a high near 46. Northwest wind 6 to 8 mph.
Tuesday Night
A slight chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 23. Northwest wind around 6 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 38. Northwest wind around 6 mph.
Wednesday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 22. Light and variable wind.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 40. Southeast wind 3 to 6 mph.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 24. Light southeast wind.
Friday
A 20 percent chance of snow. Mostly sunny, with a high near 41. Southeast wind 3 to 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Melvina WI
 43.8°N 90.79°W
Last Update:
5:21 am CST Feb 7, 2026
Forecast Valid:
5am CST Feb 7, 2026-6pm CST Feb 13, 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