Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

27°F

-3°C

Humidity 95%
Wind Speed Calm
Barometer 30.04 in (1018.6 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 10 Jan 3:55 am CST
Extended Forecast for

3 Miles SSW Tomah WI

  • Overnight

    Overnight: A chance of flurries before 5am, then a chance of snow after 5am.  Mostly cloudy, with a steady temperature around 27. Calm wind.  Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely before 9am, then a chance of snow after 2pm.  Partly sunny, with a temperature rising to near 29 by 10am, then falling to around 23 during the remainder of the day. Light west wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 25 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Snow Likely
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A chance of snow before 10pm, then a chance of flurries between 10pm and midnight.  Mostly cloudy, with a low around 16. Northwest wind around 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 30%.

    Low: 16 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 29. Northwest wind 6 to 11 mph, with gusts as high as 24 mph.

    High: 29 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 40. West wind 6 to 8 mph.

    High: 40 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain.  Partly sunny, with a high near 44. West wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 44 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight, then a chance of rain and snow.  Mostly cloudy, with a low around 20. Northwest wind around 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 30%.

    Low: 20 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

Detailed Forecast

Overnight
A chance of flurries before 5am, then a chance of snow after 5am. Mostly cloudy, with a steady temperature around 27. Calm wind. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow likely before 9am, then a chance of snow after 2pm. Partly sunny, with a temperature rising to near 29 by 10am, then falling to around 23 during the remainder of the day. Light west wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
A chance of snow before 10pm, then a chance of flurries between 10pm and midnight. Mostly cloudy, with a low around 16. Northwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 29. Northwest wind 6 to 11 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 20. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 40. West wind 6 to 8 mph.
Monday Night
Mostly cloudy, with a low around 30. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday
A 30 percent chance of rain. Partly sunny, with a high near 44. West wind 10 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
A slight chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 20. Northwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 27. North wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 12. North wind around 6 mph becoming west after midnight.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 29. Southwest wind 5 to 8 mph.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 20. Southwest wind around 8 mph.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 30. West wind 7 to 10 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Tomah WI
 43.94°N 90.54°W
3:16 am CST Jan 10, 2026
4am CST Jan 10, 2026-6pm CST Jan 16, 2026
 
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Additional Resources

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