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Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Tomah WISimilar City Names

  • Today

    Today: Mostly sunny, with a high near 82. Southwest wind 9 to 13 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 62. South wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers after 4pm. Mostly sunny, with a high near 81. West wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. Northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Light and variable wind.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers. Partly sunny, with a high near 79. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 82. Southwest wind 9 to 13 mph.
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 62. South wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of showers after 4pm. Mostly sunny, with a high near 81. West wind 8 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 57. Northwest wind 5 to 9 mph becoming calm in the evening.
Thursday
Sunny, with a high near 81. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 53. Calm wind.
Friday
Sunny, with a high near 82. Calm wind.
Friday Night
Partly cloudy, with a low around 58. Light and variable wind.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 79. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. South wind 7 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind around 9 mph, with gusts as high as 23 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. South wind 3 to 5 mph.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. South wind 5 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tomah WISimilar City Names
 43.99°N 90.51°W
Last Update:
9:02 am CDT Aug 25, 2026
Forecast Valid:
11am CDT Aug 25, 2026-6pm CDT Aug 31, 2026
 
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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