Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

41°F

5°C

Humidity 45%
Wind Speed W 15 G 25 mph
Barometer 29.94 in (1014.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 18 Apr 3:55 pm CDT
Extended Forecast for

Tomah WI

  • Tonight

    Tonight: Partly cloudy, with a low around 28. West wind 10 to 15 mph becoming light. Winds could gust as high as 25 mph.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of flurries before 9am.  Widespread frost before 8am.  Otherwise, mostly sunny, with a high near 46. Light west wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 46 °F

    Chance
    Flurries

  • Sunday Night

    Sunday Night: Widespread frost between 4am and 5am.  Otherwise, mostly clear, with a low around 23. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 23 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 8am.  Otherwise, mostly sunny, with a high near 54. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 54 °F

    Frost then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. South wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 72. Southwest wind around 6 mph becoming northwest in the afternoon.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 39. Calm wind.

    Low: 39 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. East wind 3 to 8 mph.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. Southeast wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. West wind 10 to 15 mph becoming light. Winds could gust as high as 25 mph.
Sunday
A chance of flurries before 9am. Widespread frost before 8am. Otherwise, mostly sunny, with a high near 46. Light west wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Widespread frost between 4am and 5am. Otherwise, mostly clear, with a low around 23. Northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Widespread frost before 8am. Otherwise, mostly sunny, with a high near 54. Calm wind becoming south 5 to 9 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 41. South wind 6 to 8 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 72. Southwest wind around 6 mph becoming northwest in the afternoon.
Tuesday Night
Clear, with a low around 39. Calm wind.
Wednesday
Sunny, with a high near 72. East wind 3 to 8 mph.
Wednesday Night
Mostly clear, with a low around 54. Southeast wind 6 to 9 mph, with gusts as high as 20 mph.
Thursday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 76. Breezy, with a south wind 9 to 16 mph, with gusts as high as 26 mph.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. South wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 65. Southwest wind 9 to 14 mph, with gusts as high as 22 mph.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 36. Northwest wind 8 to 10 mph, with gusts as high as 21 mph.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 58. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Tomah WI
 43.99°N 90.51°W
3:26 pm CDT Apr 18, 2026
4pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
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