Rounds of Heavy Rain Today, Severe Weather Potential Tonight

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Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

52°F

11°C

Humidity 96%
Wind Speed Calm
Barometer 29.70 in (1006.4 mb)
Dewpoint 51°F (11°C)
Visibility 9.00 mi
Last update 6 Mar 7:55 pm CST
Extended Forecast for

5 Miles SSW Sparta WI

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a slight chance of rain after 3am. Some of the storms could produce heavy rainfall.  Patchy fog. Low around 37. South wind 5 to 14 mph becoming northwest after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Heavy Rain
    and Patchy
    Fog

  • Saturday

    Saturday: A 20 percent chance of rain before 8am.  Patchy fog before 9am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 41. Northwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 41 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. Southwest wind 6 to 13 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. Southwest wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45. Southwest wind 9 to 11 mph, with gusts as high as 24 mph.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65. Southwest wind 5 to 8 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. Northwest wind 5 to 7 mph becoming northeast after midnight.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers, mainly after noon.  Mostly cloudy, with a high near 49. East wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 49 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers.  Cloudy, with a low around 28. Northeast wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a slight chance of rain after 3am. Some of the storms could produce heavy rainfall. Patchy fog. Low around 37. South wind 5 to 14 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of rain before 8am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 41. Northwest wind 10 to 15 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 32. Southwest wind 6 to 13 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 62. Southwest wind 10 to 14 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 45. Southwest wind 9 to 11 mph, with gusts as high as 24 mph.
Monday
Mostly sunny, with a high near 65. Southwest wind 5 to 8 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 35. Northwest wind 5 to 7 mph becoming northeast after midnight.
Tuesday
A 40 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 49. East wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 30 percent chance of showers. Cloudy, with a low around 28. Northeast wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of snow showers. Mostly cloudy, with a high near 43. Northwest wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 24. Northwest wind around 5 mph becoming light and variable in the evening.
Thursday
Partly sunny, with a high near 50. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 35. South wind 7 to 10 mph, with gusts as high as 21 mph.
Friday
A 20 percent chance of showers. Mostly cloudy, with a high near 54. Southwest wind 10 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Sparta WI
 43.89°N 90.82°W
7:37 pm CST Mar 6, 2026
8pm CST Mar 6, 2026-6pm CDT Mar 13, 2026
 
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