Hazardous Weather Conditions
Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fog/Mist
58°F
14°C
| Humidity | 97% |
| Wind Speed | Calm |
| Barometer | 29.70 in (1005.8 mb) |
| Dewpoint | 57°F (14°C) |
| Visibility | 6.00 mi |
| Last update | 15 Apr 4:55 am CDT |
Extended Forecast for
Melvina WI
Overnight

Low: 56 °F
Chance
T-storms and
Patchy FogWednesday

High: 66 °F
Chance
T-storms and
Patchy FogWednesday Night
Low: 50 °F
Chance
T-storms then
Chance
ShowersThursday

High: 70 °F
Chance
ShowersThursday Night

Low: 53 °F
Mostly Clear
Friday
High: 78 °F
Mostly Sunny
then Showers
Likely and
BreezyFriday Night

Low: 36 °F
Showers
Saturday

High: 46 °F
Chance
Showers and
BreezySaturday Night

Low: 29 °F
Slight Chance
Snow Showers
and Breezy
Detailed Forecast
Overnight
A 30 percent chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a low around 56. Calm wind.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 66. Light north wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly after 11pm. Mostly cloudy, with a low around 50. Northeast wind around 5 mph becoming calm in the evening. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 70. Light and variable wind.
Thursday Night
Mostly clear, with a low around 53. Calm wind becoming south around 6 mph in the evening.
Friday
Showers likely and possibly a thunderstorm, mainly after 4pm. Partly sunny, with a high near 78. Breezy, with a south wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 36. South wind 11 to 14 mph becoming northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 46. Breezy, with a west wind 14 to 17 mph, with gusts as high as 26 mph.
Saturday Night
A 20 percent chance of snow showers before 1am. Partly cloudy, with a low around 29. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 49. Northwest wind 10 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 29. Northwest wind 5 to 7 mph becoming light and variable.
Monday
Sunny, with a high near 61. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 45. South wind around 10 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 69. West wind 9 to 13 mph, with gusts as high as 22 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Melvina WI
43.8°N 90.79°W
43.8°N 90.79°W
3:46 am CDT Apr 15, 2026
5am CDT Apr 15, 2026-6pm CDT Apr 21, 2026



