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.

Fair

70°F

21°C

Humidity 80%
Wind Speed Calm
Barometer 29.74 in (1007.0 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 17 Jun 2:55 am CDT
Extended Forecast for

2 Miles ENE Cashton WI

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 67. West wind around 8 mph, with gusts as high as 18 mph.

    Low: 67 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 82. West wind around 7 mph.

    High: 82 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 62. Northwest wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 76. Northeast wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 58. North wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 83. West wind 6 to 9 mph.

    High: 83 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 63. Southwest wind around 6 mph.

    Low: 63 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 84. South wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 84 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind 11 to 14 mph, with gusts as high as 26 mph.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 67. West wind around 8 mph, with gusts as high as 18 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 82. West wind around 7 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 62. Northwest wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 76. Northeast wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 58. North wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 20%.
Juneteenth
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 83. West wind 6 to 9 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 63. Southwest wind around 6 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 84. South wind 8 to 13 mph, with gusts as high as 22 mph.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind 11 to 14 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 90. Southwest wind around 14 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 74. South wind 10 to 15 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 90. Breezy, with a south wind 15 to 17 mph, with gusts as high as 28 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 73. South wind around 15 mph, with gusts as high as 26 mph.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. Southwest wind around 14 mph, with gusts as high as 23 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Cashton WI
 43.76°N 90.76°W
Last Update:
2:13 am CDT Jun 17, 2025
Forecast Valid:
3am CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
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