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

Dangerous Winter Storm Through Monday Morning

A dangerous winter storm will unfold will continue through Monday morning bringing heavy snowfall (possibly record-breaking for some) and blizzard conditions. Make appropriate preparations, as power outages will be possible. Travel will become dangerous, if not impossible. Read More >

Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Overcast

32°F

0°C

Humidity 66%
Wind Speed NE 14 G 25 mph
Barometer 29.60 in (1003.6 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 15 Mar 4:55 pm CDT
Extended Forecast for

Melvina WI

Winter Storm Warning March 15, 05:10pm until March 16, 01:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 15, 05:10pm until March 16, 01:00pm

    NOW until 1:00pm Mon

    Winter Storm Warning

  • This Afternoon

    High: 33 °F

    Chance Snow
    and Breezy

  • Tonight

    Tonight: Snow, mainly after 8pm. The snow could be heavy at times. Widespread blowing snow, mainly after 11pm. Low around 15. Windy, with a north wind 23 to 28 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 15 °F

    Heavy Snow
    and Blowing
    Snow

  • Monday

    Monday: Snow likely, mainly before 3pm. Widespread blowing snow, mainly before 10am. Cloudy, with a high near 20. Wind chill values as low as -3. Windy, with a northwest wind 21 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 20 °F

    Snow Likely
    and Blowing
    Snow

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around -2. Wind chill values as low as -13. Blustery, with a northwest wind 7 to 16 mph, with gusts as high as 29 mph.

    Low: -2 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 23. West wind around 5 mph becoming south in the afternoon.

    High: 23 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow. Low around 16. South wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. South wind 5 to 7 mph.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 30. Southwest wind around 5 mph becoming light and variable after midnight.

    Low: 30 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
A 30 percent chance of snow. Cloudy, with a high near 33. Breezy, with a north wind around 22 mph, with gusts as high as 32 mph.
Tonight
Snow, mainly after 8pm. The snow could be heavy at times. Widespread blowing snow, mainly after 11pm. Low around 15. Windy, with a north wind 23 to 28 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Monday
Snow likely, mainly before 3pm. Widespread blowing snow, mainly before 10am. Cloudy, with a high near 20. Wind chill values as low as -3. Windy, with a northwest wind 21 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around -2. Wind chill values as low as -13. Blustery, with a northwest wind 7 to 16 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 23. West wind around 5 mph becoming south in the afternoon.
Tuesday Night
Snow. Low around 16. South wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Partly sunny, with a high near 45. South wind 5 to 7 mph.
Wednesday Night
A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 30. Southwest wind around 5 mph becoming light and variable after midnight.
Thursday
Mostly sunny, with a high near 49. Light northwest wind.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind becoming south around 6 mph after midnight.
Friday
Partly sunny, with a high near 54. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.
Friday Night
Mostly cloudy, with a low around 34. Northwest wind around 9 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 55. Northwest wind 7 to 9 mph, with gusts as high as 18 mph.
Saturday Night
Mostly cloudy, with a low around 31. North wind around 8 mph becoming east after midnight.
Sunday
Partly sunny, with a high near 47. East wind 7 to 9 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Melvina WI
 43.8°N 90.79°W
Last Update:
5:02 pm CDT Mar 15, 2026
Forecast Valid:
5pm CDT Mar 15, 2026-6pm CDT Mar 22, 2026
 
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Additional Resources

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Chance of Precipitation