Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Light Rain

50°F

10°C

Humidity 88%
Wind Speed N 8 mph
Barometer 30.15 in (1021.7 mb)
Dewpoint 46°F (8°C)
Visibility 9.00 mi
Wind Chill47°F (8°C)
Last update 16 Oct 9:55 am CDT
Extended Forecast for

Sparta WI

Freeze Warning October 17, 01:00am until October 17, 09:00am
Click here for hazard details and duration
Freeze Warning
  • Today

    Today: Showers likely, mainly before noon.  Mostly cloudy, with a temperature falling to around 46 by 4pm. Breezy, with a north wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F⇓

    Showers
    Likely then
    Slight Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Widespread frost, mainly after midnight.  Otherwise, mostly clear, with a low around 24. Light north wind.

    Low: 24 °F

    Frost

  • Saturday

    Saturday: Widespread frost, mainly before 9am.  Otherwise, sunny, with a high near 58. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 58 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36. Southwest wind around 6 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 64. South wind 8 to 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. South wind around 6 mph becoming calm  in the evening. Winds could gust as high as 21 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66. Light south wind.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 69. Light and variable wind.

    High: 69 °F

    Sunny

Detailed Forecast

Today
Showers likely, mainly before noon. Mostly cloudy, with a temperature falling to around 46 by 4pm. Breezy, with a north wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Widespread frost, mainly after midnight. Otherwise, mostly clear, with a low around 24. Light north wind.
Saturday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 58. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
Clear, with a low around 36. Southwest wind around 6 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 64. South wind 8 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 37. South wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Monday
Sunny, with a high near 66. Light south wind.
Monday Night
Partly cloudy, with a low around 37. Calm wind.
Tuesday
Sunny, with a high near 69. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 41. Calm wind.
Wednesday
Mostly sunny, with a high near 70. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 47. Calm wind.
Thursday
Mostly sunny, with a high near 72. Light southwest wind.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.95°N 90.81°W
10:40 am CDT Oct 16, 2026
10am CDT Oct 16, 2026-6pm CDT Oct 22, 2026
 
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