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

Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Light Rain

58°F

14°C

Humidity 83%
Wind Speed S 8 mph
Barometer 29.48 in (998.4 mb)
Dewpoint 53°F (12°C)
Visibility 6.00 mi
Last update 17 Jun 6:55 am CDT
Extended Forecast for

Bangor WI

  • Today

    Today: Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 5pm, then showers and possibly a thunderstorm after 5pm. High near 70. Breezy, with a southeast wind 8 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 70 °F

    Showers and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and 3am. Mostly cloudy, with a low around 52. Northwest wind 8 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers between 2pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 74. Northwest wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 74 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 76. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 76 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 53. Calm wind. Chance of precipitation is 10%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. Light northwest wind.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 76. East wind 3 to 8 mph.

    High: 76 °F

    Chance
    Showers

Detailed Forecast

Today
Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 5pm, then showers and possibly a thunderstorm after 5pm. High near 70. Breezy, with a southeast wind 8 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and 3am. Mostly cloudy, with a low around 52. Northwest wind 8 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers between 2pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 74. Northwest wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 49. Northwest wind 5 to 7 mph becoming calm in the evening.
Juneteenth
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 76. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 53. Calm wind. Chance of precipitation is 10%.
Saturday
Sunny, with a high near 80. Light northwest wind.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 56. Calm wind.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 76. East wind 3 to 8 mph.
Sunday Night
A 30 percent chance of showers, mainly before 1am. Partly cloudy, with a low around 54. Northeast wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 78. North wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 54. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80. Calm wind.
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ABOUT THIS FORECAST

 
Point Forecast:
Bangor WI
 43.89°N 91°W
Last Update:
5:11 am CDT Jun 17, 2026
Forecast Valid:
7am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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