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Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

87°F

31°C

Humidity 42%
Wind Speed Calm
Barometer 29.95 in (1013.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 26 May 12:55 pm CDT
Extended Forecast for

3 Miles SSW Tomah WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 90. South wind 5 to 7 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southwest wind around 6 mph becoming light and variable. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers before 7am, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 87. Light and variable wind becoming northeast around 6 mph in the morning. Chance of precipitation is 30%.

    High: 87 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 54. East wind 7 to 11 mph, with gusts as high as 25 mph.

    Low: 54 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. East wind 6 to 9 mph, with gusts as high as 22 mph.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 42. Calm wind.

    Low: 42 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 83. Calm wind.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. Calm wind becoming east around 6 mph in the afternoon.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 90. South wind 5 to 7 mph.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southwest wind around 6 mph becoming light and variable. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A slight chance of showers before 7am, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 87. Light and variable wind becoming northeast around 6 mph in the morning. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 54. East wind 7 to 11 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 78. East wind 6 to 9 mph, with gusts as high as 22 mph.
Thursday Night
Clear, with a low around 42. Calm wind.
Friday
Sunny, with a high near 83. Calm wind.
Friday Night
Mostly clear, with a low around 56. Calm wind.
Saturday
Sunny, with a high near 86. Calm wind becoming east around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 53. East wind 3 to 7 mph.
Sunday
Sunny, with a high near 83. Calm wind becoming southeast around 5 mph.
Sunday Night
Mostly clear, with a low around 53. Calm wind.
Monday
Sunny, with a high near 84. Calm wind becoming northeast around 6 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Tomah WI
 43.94°N 90.54°W
Last Update:
1:51 pm CDT May 26, 2026
Forecast Valid:
2pm CDT May 26, 2026-6pm CDT Jun 1, 2026
 
Forecast Discussion
 
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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