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

Severe Weather Likely Friday

An additional round of severe weather will move into the region early Friday afternoon and continue into the evening. Large hail (2-3" diameter), damaging wind gusts and a few tornadoes, perhaps some strong (EF2-EF3) will be possible. Be sure to have multiple ways to recieve warnings and to promptly head to your safe location when a warning is issued! Read More >

Hazardous Weather Conditions

Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

53°F

12°C

Humidity 82%
Wind Speed Calm
Barometer 29.83 in (1010.5 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 16 Apr 9:55 pm CDT
Extended Forecast for

4 Miles NW Melvina WI

Flood Watch April 17, 01:00pm until April 18, 07:00am
Click here for hazard details and duration
Flood Watch

  • Tonight

    Tonight: Mostly clear, with a low around 55. South wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 78. Breezy, with a south wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Breezy.
    Mostly Sunny
    then T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms. Low around 32. Northwest wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 32 °F

    T-storms then
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 45. Breezy, with a west wind 15 to 18 mph, with gusts as high as 28 mph.

    High: 45 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. West wind 6 to 14 mph, with gusts as high as 26 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 49. Northwest wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27. Northwest wind around 6 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. South wind around 10 mph, with gusts as high as 22 mph.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 55. South wind 5 to 10 mph, with gusts as high as 21 mph.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 78. Breezy, with a south wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms. Low around 32. Northwest wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Mostly sunny, with a high near 45. Breezy, with a west wind 15 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 29. West wind 6 to 14 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 49. Northwest wind 6 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 27. Northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 61. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 47. South wind around 10 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 71. Southwest wind 8 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 43. Northwest wind around 6 mph becoming east after midnight.
Wednesday
Sunny, with a high near 70. Southeast wind 5 to 7 mph.
Wednesday Night
A 20 percent chance of showers. Mostly clear, with a low around 47. Southeast wind 6 to 8 mph.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 70. Southeast wind 8 to 13 mph, with gusts as high as 21 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Melvina WI
 43.84°N 90.85°W
Last Update:
8:26 pm CDT Apr 16, 2026
Forecast Valid:
10pm CDT Apr 16, 2026-6pm CDT Apr 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