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

56°F

13°C

Humidity 60%
Wind Speed Calm
Barometer 29.90 in (1013.3 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 20 Mar 5:55 pm CDT
Extended Forecast for

4 Miles NW Melvina WI

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43. Light and variable wind becoming north 5 to 8 mph after midnight.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 48. North wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 48 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. North wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 49. Calm wind becoming northwest around 5 mph.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. South wind 3 to 7 mph.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. South wind 7 to 9 mph becoming west in the afternoon. Winds could gust as high as 18 mph.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. Northwest wind around 7 mph becoming east after midnight.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. Calm wind.
Saturday
Mostly sunny, with a high near 76. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 43. Light and variable wind becoming north 5 to 8 mph after midnight.
Sunday
Mostly cloudy, with a high near 48. North wind 9 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 26. North wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 18 mph.
Monday
Sunny, with a high near 49. Calm wind becoming northwest around 5 mph.
Monday Night
Mostly cloudy, with a low around 35. South wind 3 to 7 mph.
Tuesday
Partly sunny, with a high near 56. South wind 7 to 9 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 32. Northwest wind around 7 mph becoming east after midnight.
Wednesday
Mostly cloudy, with a high near 50. Southeast wind around 7 mph.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 39. South wind 6 to 10 mph, with gusts as high as 22 mph.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 57. Breezy, with a northwest wind 10 to 16 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 23. Northwest wind 11 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 42. Northwest wind around 10 mph, with gusts as high as 20 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Melvina WI
 43.84°N 90.85°W
Last Update:
3:52 pm CDT Mar 20, 2026
Forecast Valid:
6pm CDT Mar 20, 2026-6pm CDT Mar 27, 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