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.

Light Rain

38°F

3°C

Humidity 75%
Wind Speed Calm
Barometer 29.89 in (1013.3 mb)
Dewpoint 31°F (-1°C)
Visibility 6.00 mi
Last update 8 Nov 3:55 pm CST
Extended Forecast for

Tunnel City WI

  • This Afternoon

    This Afternoon: A chance of rain before 5pm, then a chance of rain and snow. Cloudy, with a high near 39. Light north wind. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 39 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow before 7pm, then a chance of snow between 7pm and 10pm. Mostly cloudy, with a low around 19. Light north wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 19 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Scattered snow showers, mainly before 3pm, then scattered flurries after 5pm. Partly sunny, with a high near 30. Northwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 30 °F

    Mostly Sunny
    then
    Scattered
    Snow Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16. Northwest wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 16 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 36. Northwest wind 6 to 11 mph.

    High: 36 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20. Light and variable wind becoming south 5 to 7 mph after midnight.

    Low: 20 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 44. South wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 44 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. West wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46. Breezy, with a west wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 46 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
A chance of rain before 5pm, then a chance of rain and snow. Cloudy, with a high near 39. Light north wind. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow before 7pm, then a chance of snow between 7pm and 10pm. Mostly cloudy, with a low around 19. Light north wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday
Scattered snow showers, mainly before 3pm, then scattered flurries after 5pm. Partly sunny, with a high near 30. Northwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 16. Northwest wind 6 to 8 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 36. Northwest wind 6 to 11 mph.
Monday Night
Mostly cloudy, with a low around 20. Light and variable wind becoming south 5 to 7 mph after midnight.
Veterans Day
Partly sunny, with a high near 44. South wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 30. West wind 7 to 10 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 46. Breezy, with a west wind 10 to 16 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 25. West wind 6 to 9 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 49. West wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 27. Light and variable wind.
Friday
Mostly sunny, with a high near 54. Southeast wind 3 to 8 mph.
Friday Night
Mostly cloudy, with a low around 37. South wind around 7 mph, with gusts as high as 18 mph.
Saturday
A 20 percent chance of rain. Mostly cloudy, with a high near 60. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tunnel City WI
 44.01°N 90.57°W
Last Update:
3:51 pm CST Nov 8, 2025
Forecast Valid:
4pm CST Nov 8, 2025-6pm CST Nov 15, 2025
 
Forecast Discussion
 
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Additional Resources

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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