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.

Overcast

60°F

16°C

Humidity 64%
Wind Speed E 9 mph
Barometer 30.37 in (1029.0 mb)
Dewpoint 47°F (8°C)
Visibility 7.00 mi
Last update 22 Sep 11:55 am CDT
Extended Forecast for

2 Miles NNW Tomah WI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 62. East wind 8 to 10 mph.

    High: 62 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. Light northeast wind.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy frost before 8am. Otherwise, mostly sunny, with a high near 64. Calm wind becoming east around 6 mph in the morning.

    High: 64 °F

    Patchy Frost
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 42. Light east wind.

    Low: 42 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 66. Calm wind becoming southeast around 5 mph in the afternoon.

    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 67. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 67 °F

    Partly Sunny

  • Friday Night

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

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 64. Calm wind becoming southeast 5 to 8 mph in the morning.

    High: 64 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 62. East wind 8 to 10 mph.
Tonight
Mostly clear, with a low around 36. Light northeast wind.
Wednesday
Patchy frost before 8am. Otherwise, mostly sunny, with a high near 64. Calm wind becoming east around 6 mph in the morning.
Wednesday Night
Increasing clouds, with a low around 42. Light east wind.
Thursday
Partly sunny, with a high near 66. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 46. Calm wind.
Friday
Partly sunny, with a high near 67. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 45. Calm wind.
Saturday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 64. Calm wind becoming southeast 5 to 8 mph in the morning.
Saturday Night
A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 48. Southeast wind around 5 mph becoming calm in the evening.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 68. Light south wind.
Sunday Night
Mostly cloudy, with a low around 51. Calm wind.
Monday
Partly sunny, with a high near 72. Calm wind becoming south around 5 mph in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Tomah WI
 44.01°N 90.51°W
Last Update:
11:01 am CDT Sep 22, 2026
Forecast Valid:
12pm CDT Sep 22, 2026-6pm CDT Sep 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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