BE AWARE: Severe Storms Again This Afternoon

Severe weather returns to the region this afternoon over northeast Iowa and southern Wisconsin. Large hail (2+"), damaging winds (60-70mph), a few tornadoes (possibly strong), and locally heavy rain are all threats. Read More >

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Mostly Cloudy

77°F

25°C

Humidity 65%
Wind Speed Calm
Barometer 29.63 in (1003.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 14 Apr 3:55 pm CDT
Extended Forecast for

Sparta WI

Tornado Watch until April 14, 10:00pm
Click here for hazard details and duration
Tornado Watch
  •  
    Tornado Watch until April 14, 10:00pm

    NOW until 10:00pm Tue

    Tornado Watch

  • This Afternoon

    High: 77 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers after 5am. Some of the storms could be severe.  Widespread dense fog, mainly after 5am.  Otherwise, mostly cloudy, with a low around 52. Light north wind.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Severe
    Thunderstorms
    and Dense Fog

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 4pm.  Widespread dense fog, mainly before 8am.  Otherwise, mostly cloudy, with a high near 70. Calm wind becoming northeast around 6 mph in the afternoon.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    Showers and
    Dense Fog

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 51. East wind around 5 mph becoming light and variable.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms.  Partly sunny, with a high near 70. Light and variable wind.  Chance of precipitation is 30%.

    High: 70 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Light southeast wind.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 23 mph.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm.  Low around 38. South wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 90%.

    Low: 38 °F

    Showers

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a high near 77. Calm wind.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers after 5am. Some of the storms could be severe. Widespread dense fog, mainly after 5am. Otherwise, mostly cloudy, with a low around 52. Light north wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers, with thunderstorms also possible after 4pm. Widespread dense fog, mainly before 8am. Otherwise, mostly cloudy, with a high near 70. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 51. East wind around 5 mph becoming light and variable. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 70. Light and variable wind. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 52. Light southeast wind.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 23 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 38. South wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%.
Saturday
A chance of rain showers before 4pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 50. Breezy, with a west wind 9 to 17 mph. Chance of precipitation is 50%.
Saturday Night
A chance of rain and snow showers before 10pm, then a slight chance of snow showers between 10pm and 1am. Mostly cloudy, with a low around 28. West wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 49. Northwest wind 9 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 27. Northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 57. Southeast wind 3 to 8 mph.
Monday Night
Mostly clear, with a low around 36. South wind around 7 mph.
Tuesday
Sunny, with a high near 66. South wind 7 to 11 mph, with gusts as high as 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta WI
 43.93°N 90.81°W
3:56 pm CDT Apr 14, 2026
4pm CDT Apr 14, 2026-6pm CDT Apr 21, 2026
 
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