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

Flooding Possible in the Southwest U.S.; Coastal Storm to Impact the East

Heavy to excessive rainfall is expected today into Wednesday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. A strong coastal storm will develop off the Mid-Atlantic coast Wednesday, intensifying toward southern New England this weekend. Significant coastal flooding, strong rip currents, and beach erosion from high surf expected. Read More >

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Partly Cloudy

58°F

14°C

Humidity 70%
Wind Speed E 7 mph
Barometer 30.36 in (1028.6 mb)
Dewpoint 48°F (9°C)
Visibility 9.00 mi
Last update 22 Sep 9:55 am CDT
Extended Forecast for

Sparta / Fort McCoy Airport WI

  • Today

    Today: Partly sunny, with a high near 63. East wind 6 to 8 mph.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 42. Calm wind.

    Low: 42 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Calm wind becoming east around 6 mph in the morning.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 66. Light southeast wind.

    High: 66 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 68. Calm wind.

    High: 68 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 66. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 66 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 63. East wind 6 to 8 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 42. Calm wind.
Wednesday
Mostly sunny, with a high near 65. Calm wind becoming east around 6 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 44. Calm wind.
Thursday
Partly sunny, with a high near 66. Light southeast wind.
Thursday Night
Mostly cloudy, with a low around 46. Calm wind.
Friday
Partly sunny, with a high near 68. Calm wind.
Friday Night
Mostly cloudy, with a low around 45. Calm wind.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 66. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 48. Calm wind.
Sunday
Mostly cloudy, with a high near 69. Light south wind.
Sunday Night
Mostly cloudy, with a low around 52. Calm wind.
Monday
Partly sunny, with a high near 72. Light and variable wind.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta / Fort McCoy Airport WI
 43.95°N 90.72°W
Last Update:
9:26 am CDT Sep 22, 2026
Forecast Valid:
10am CDT Sep 22, 2026-6pm CDT Sep 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation