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

27°F

-3°C

Humidity 86%
Wind Speed Calm
Barometer 30.20 in (1023.8 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 5 Nov 9:55 pm CST
Extended Forecast for

2 Miles S Tomah WI

  • Tonight

    Tonight: Mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 53. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 25 mph.

    High: 53 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of rain, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 41. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 25 mph.

    Low: 41 °F

    Chance Rain

  • Friday

    Friday: Mostly sunny, with a high near 56. West wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 27. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain before noon, then a chance of rain and snow. Mostly cloudy, with a high near 40. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 40 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow before midnight. Mostly cloudy, with a low around 18. Northwest wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 18 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 33. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 33 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16. Northwest wind around 6 mph, with gusts as high as 18 mph.

    Low: 16 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 23. Calm wind.
Thursday
Partly sunny, with a high near 53. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 25 mph.
Thursday Night
A 40 percent chance of rain, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 41. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 25 mph.
Friday
Mostly sunny, with a high near 56. West wind 6 to 13 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 27. Northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
A slight chance of rain before noon, then a chance of rain and snow. Mostly cloudy, with a high near 40. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow before midnight. Mostly cloudy, with a low around 18. Northwest wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 33. Northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 16. Northwest wind around 6 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 36. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 19. Light and variable wind becoming southwest around 6 mph after midnight.
Veterans Day
Partly sunny, with a high near 44. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 29. West wind 6 to 8 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 47. West wind 7 to 13 mph, with gusts as high as 21 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Tomah WI
 43.97°N 90.51°W
Last Update:
8:31 pm CST Nov 5, 2025
Forecast Valid:
10pm CST Nov 5, 2025-6pm CST Nov 12, 2025
 
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Additional Resources

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Chance of Precipitation