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Hazardous Weather Conditions
Current conditions at
Sparta, Sparta / Fort McCoy Airport (KCMY)
Lat: 43.96°NLon: 90.74°WElev: 837ft.
Fair
-16°F
-27°C
| Humidity | 49% |
| Wind Speed | NW 9 mph |
| Barometer | 30.56 in (1038.2 mb) |
| Dewpoint | -30°F (-34°C) |
| Visibility | 9.00 mi |
| Wind Chill | -35°F (-37°C) |
| Last update | 23 Jan 2:55 am CST |
Extended Forecast for
Sparta WI
Cold Weather Advisory January 23, 12:00pm until January 24, 12:00am
Extreme Cold Warning January 23, 03:33am until January 23, 12:00pm
NOW until 12:00pm Fri

Extreme Cold Warning
Overnight

Low: -19 °F
Partly Cloudy
Friday

High: -7 °F
Cold
Friday Night

Low: -17 °F
Partly Cloudy
Saturday

High: 1 °F
Cold
Saturday Night

Low: -12 °F
Mostly Cloudy
Sunday

High: 7 °F
Mostly Sunny
Sunday Night

Low: -14 °F
Partly Cloudy
Monday

High: 11 °F
Mostly Sunny
Detailed Forecast
Overnight
Partly cloudy, with a low around -19. Wind chill values as low as -39. Northwest wind 10 to 13 mph, with gusts as high as 22 mph.
Friday
Mostly sunny and cold, with a high near -7. Wind chill values as low as -41. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around -17. Northwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny and cold, with a high near 1. Wind chill values as low as -16. Calm wind.
Saturday Night
Mostly cloudy, with a low around -12. Calm wind.
Sunday
Mostly sunny, with a high near 7. Light north wind.
Sunday Night
Partly cloudy, with a low around -14. Calm wind.
Monday
Mostly sunny, with a high near 11. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 1. Southwest wind around 6 mph becoming west after midnight.
Tuesday
Partly sunny, with a high near 15. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around -4. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 11. Calm wind becoming northwest around 6 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around -6. Light northwest wind.
Thursday
Mostly sunny, with a high near 12. Northwest wind 3 to 7 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Sparta WI
43.93°N 90.81°W
43.93°N 90.81°W
3:11 am CST Jan 23, 2026
3am CST Jan 23, 2026-6pm CST Jan 29, 2026



