National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

28°F

-2°C

Humidity 93%
Wind Speed Calm
Barometer 29.99 in (1016.5 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 5 Mar 12:55 am CST
Extended Forecast for

4 Miles NNE Bangor WI

  • Overnight

    Overnight: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 50. Calm wind becoming east 5 to 7 mph in the morning.

    High: 50 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 39. Southeast wind 3 to 6 mph.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 9am. High near 62. Southeast wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 62 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before midnight, then showers likely. Low around 35. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 35 °F

    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Partly sunny, with a high near 49. Northwest wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 49 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Southwest wind 5 to 9 mph, with gusts as high as 21 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. Southwest wind around 8 mph, with gusts as high as 21 mph.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 32. Calm wind.
Thursday
Mostly cloudy, with a high near 50. Calm wind becoming east 5 to 7 mph in the morning.
Thursday Night
A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 39. Southeast wind 3 to 6 mph.
Friday
Showers, with thunderstorms also possible after 9am. High near 62. Southeast wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 35. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 49. Northwest wind 6 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 31. Southwest wind 5 to 9 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 61. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 43. Southwest wind around 8 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 67. Southwest wind 6 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 38. West wind 5 to 7 mph becoming east after midnight.
Tuesday
Showers likely. Mostly sunny, with a high near 57. East wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 27. North wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Wednesday
A 40 percent chance of snow showers. Partly sunny, with a high near 42. Northwest wind 9 to 13 mph, with gusts as high as 22 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Bangor WI
 43.95°N 90.96°W
Last Update:
12:26 am CST Mar 5, 2026
Forecast Valid:
1am CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation