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

48°F

9°C

Humidity 62%
Wind Speed Calm
Barometer 30.01 in (1017.5 mb)
Dewpoint 35°F (2°C)
Visibility 9.00 mi
Last update 7 Nov 5:55 pm CST
Extended Forecast for

4 Miles S Tomah WI

  • Tonight

    Tonight: Increasing clouds, with a low around 37. Southwest wind 8 to 11 mph, with gusts as high as 22 mph.

    Low: 37 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 56. Northwest wind 8 to 15 mph, with gusts as high as 25 mph.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. Northwest wind around 6 mph becoming calm in the evening.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 60. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. West wind 3 to 6 mph.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59. West wind around 5 mph becoming calm in the afternoon.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: A 20 percent chance of showers. Mostly sunny, with a high near 53. Light north wind.

    High: 53 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. Light north wind.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 37. Southwest wind 8 to 11 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 56. Northwest wind 8 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 31. Northwest wind around 6 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 60. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Monday Night
Mostly clear, with a low around 37. West wind 3 to 6 mph.
Tuesday
Sunny, with a high near 59. West wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Partly cloudy, with a low around 35. Calm wind.
Veterans Day
A 20 percent chance of showers. Mostly sunny, with a high near 53. Light north wind.
Wednesday Night
Mostly cloudy, with a low around 32. Light north wind.
Thursday
Mostly sunny, with a high near 47. Light north wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 27. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 47. Calm wind becoming north around 6 mph.
Friday Night
Mostly clear, with a low around 30. Calm wind.
Saturday
Sunny, with a high near 54. Calm wind becoming southwest 5 to 7 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Tomah WI
 43.92°N 90.52°W
Last Update:
4:51 pm CST Nov 7, 2026
Forecast Valid:
6pm CST Nov 7, 2026-6pm CST Nov 14, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation