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.

Overcast

43°F

6°C

Humidity 27%
Wind Speed S 15 mph
Barometer 30.32 in (1028.2 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 28 Mar 2:55 pm CDT
Extended Forecast for

Melvina WI

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Breezy, with a south wind 9 to 18 mph, with gusts as high as 30 mph.

    Low: 37 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 65. South wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 65 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. South wind 3 to 5 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 77. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 50. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 63. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow showers before 1am. Mostly cloudy, with a low around 28. Blustery, with a north wind 9 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow and
    Blustery

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. North wind 7 to 9 mph becoming east in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26. East wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. Breezy, with a south wind 9 to 18 mph, with gusts as high as 30 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 65. South wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 43. South wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 77. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
A chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 50. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 63. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A slight chance of rain and snow showers before 1am. Mostly cloudy, with a low around 28. Blustery, with a north wind 9 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 48. North wind 7 to 9 mph becoming east in the afternoon.
Wednesday Night
Partly cloudy, with a low around 26. East wind 7 to 10 mph, with gusts as high as 21 mph.
Thursday
A slight chance of snow showers before 1pm, then a chance of rain and snow showers. Partly sunny, with a high near 46. Breezy, with an east wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 31. East wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 53. Southeast wind around 11 mph, with gusts as high as 21 mph.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 39. Southeast wind around 11 mph, with gusts as high as 22 mph.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 53. Breezy, with a southeast wind 13 to 16 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Melvina WI
 43.8°N 90.79°W
Last Update:
3:21 pm CDT Mar 28, 2026
Forecast Valid:
3pm CDT Mar 28, 2026-6pm CDT Apr 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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