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

37°F

3°C

Humidity 50%
Wind Speed Calm
Barometer 30.00 in (1017.0 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 18 Apr 9:55 pm CDT
Extended Forecast for

Melvina WI

  • Tonight

    Tonight: Mostly clear, with a low around 30. West wind around 6 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Scattered snow showers before 9am, then scattered sprinkles and flurries between 9am and 10am. Mostly cloudy, then gradually becoming sunny, with a high near 48. Northwest wind 5 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 48 °F

    Scattered
    Sprinkles/Snow
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. South wind around 9 mph, with gusts as high as 21 mph.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 73. South wind around 6 mph becoming northwest in the afternoon.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 42. Light and variable wind.

    Low: 42 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. Southeast wind 5 to 9 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. Southeast wind 8 to 11 mph, with gusts as high as 22 mph.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 30. West wind around 6 mph.
Sunday
Scattered snow showers before 9am, then scattered sprinkles and flurries between 9am and 10am. Mostly cloudy, then gradually becoming sunny, with a high near 48. Northwest wind 5 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 24. Northwest wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 56. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 43. South wind around 9 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 73. South wind around 6 mph becoming northwest in the afternoon.
Tuesday Night
Clear, with a low around 42. Light and variable wind.
Wednesday
Sunny, with a high near 74. Southeast wind 5 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 56. Southeast wind 8 to 11 mph, with gusts as high as 22 mph.
Thursday
A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 77. Breezy, with a south wind 11 to 17 mph, with gusts as high as 26 mph.
Thursday Night
Showers and possibly a thunderstorm. Low around 54. South wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 64. Southwest wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 38. Northwest wind around 11 mph, with gusts as high as 21 mph.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 58. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Melvina WI
 43.8°N 90.79°W
Last Update:
10:47 pm CDT Apr 18, 2026
Forecast Valid:
10pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
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Additional Resources

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Chance of Precipitation