Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

6°F

-14°C

Humidity 69%
Wind Speed Calm
Barometer 30.41 in (1032.2 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Last update 30 Jan 3:55 am CST
Extended Forecast for

Tomah WI

  • Today

    Today: Mostly sunny, with a high near 14. Wind chill values as low as -15. Calm wind becoming north 5 to 9 mph in the morning.

    High: 14 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around -1. Northwest wind 3 to 5 mph.

    Low: -1 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 21. Wind chill values as low as -8. Light and variable wind.

    High: 21 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 1. Calm wind becoming south around 5 mph after midnight.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: Snow likely, mainly after noon.  Partly sunny, with a high near 24. South wind 5 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 24 °F

    Slight Chance
    Snow then
    Snow Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13. Light and variable wind.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 26. Northwest wind around 5 mph becoming calm  in the afternoon.

    High: 26 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly after noon.  Partly sunny, with a high near 26. Calm wind becoming east around 5 mph.

    High: 26 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 14. Wind chill values as low as -15. Calm wind becoming north 5 to 9 mph in the morning.
Tonight
Partly cloudy, with a low around -1. Northwest wind 3 to 5 mph.
Saturday
Sunny, with a high near 21. Wind chill values as low as -8. Light and variable wind.
Saturday Night
Mostly clear, with a low around 1. Calm wind becoming south around 5 mph after midnight.
Sunday
Snow likely, mainly after noon. Partly sunny, with a high near 24. South wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly cloudy, with a low around 13. Light and variable wind.
Monday
Partly sunny, with a high near 26. Northwest wind around 5 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy, with a low around 11. Calm wind.
Tuesday
A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 26. Calm wind becoming east around 5 mph.
Tuesday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 11. Calm wind.
Wednesday
Partly sunny, with a high near 27. Calm wind becoming northwest around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 11. Calm wind.
Thursday
A 20 percent chance of snow. Mostly cloudy, with a high near 31. Calm wind becoming southwest 5 to 9 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
Tomah WI
 43.99°N 90.51°W
4:31 am CST Jan 30, 2026
4am CST Jan 30, 2026-6pm CST Feb 5, 2026
 
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