Hazardous Weather Conditions
Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fair
66°F
19°C
| Humidity | 65% |
| Wind Speed | Calm |
| Barometer | 29.97 in (1014.7 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 26 May 2:55 am CDT |
Extended Forecast for
3 Miles NNE Tunnel City WI
Overnight

Low: 66 °F
Partly Cloudy
Tuesday

High: 89 °F
Sunny
Tuesday Night

Low: 59 °F
Chance
T-stormsWednesday
High: 89 °F
Mostly Sunny
then Chance
T-stormsWednesday Night
Low: 53 °F
Chance
T-storms then
Mostly ClearThursday

High: 79 °F
Sunny
Thursday Night

Low: 50 °F
Mostly Clear
Friday

High: 85 °F
Sunny
Friday Night

Low: 54 °F
Mostly Clear
Detailed Forecast
Overnight
Partly cloudy, with a steady temperature around 66. Southwest wind around 7 mph.
Tuesday
Sunny, with a high near 89. Southwest wind 6 to 8 mph.
Tuesday Night
A chance of showers and thunderstorms between 7pm and 4am, then a slight chance of showers. Mostly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming northeast around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of thunderstorms before 7pm. Mostly clear, with a low around 53. East wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 79. East wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 50. Calm wind.
Friday
Sunny, with a high near 85. Calm wind.
Friday Night
Mostly clear, with a low around 54. Calm wind.
Saturday
Sunny, with a high near 82. Calm wind becoming east 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 51. East wind around 6 mph becoming calm after midnight.
Sunday
Sunny, with a high near 81. Calm wind becoming east around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 52. Calm wind.
Monday
Sunny, with a high near 82. Calm wind becoming north around 6 mph in the afternoon.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNE Tunnel City WI
44.03°N 90.54°W
44.03°N 90.54°W
3:21 am CDT May 26, 2026
3am CDT May 26, 2026-6pm CDT Jun 1, 2026



