SPARTA, WI 54656 Weather Forecast & Current Conditions

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MCCOY AAF, WI
Current Weather

12:55 AM CDT SEP 14, 2026
Clear
41°F
Feels Like: 41°F
Dewpoint: 41°F
Rel. Hum.: 100%
Visibility: 9 miles
Wind: Calm
Pressure: 30.22 inches
Last 72 hours

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SPARTA, WI 54656
Weather Forecast

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REST OF TONIGHT
Mostly clear. Patchy frost. Lows in the upper 30s. East winds around 5 mph.
MONDAY
Patchy frost in the morning. Mostly sunny in the morning, then mostly cloudy with rain showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 60s. Southeast winds 10 to 20 mph. Gusts up to 30 mph in the afternoon. Chance of rain 70 percent.
MONDAY NIGHT
A chance of thunderstorms. Showers. Not as cool with lows in the upper 50s. South winds 10 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent.
TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 70s. West winds 10 to 15 mph.
TUESDAY NIGHT
Cooler. Partly cloudy. Lows in the upper 40s. Northwest winds around 5 mph in the evening, becoming light and variable.
WEDNESDAY
Partly sunny in the morning, then becoming mostly cloudy. A 50 percent chance of showers. Highs in the upper 60s.
WEDNESDAY NIGHT
Showers likely. Lows in the mid 50s. Chance of rain 70 percent.
THURSDAY
Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 70s.
THURSDAY NIGHT
Mostly cloudy with a 40 percent chance of showers. Lows in the mid 50s.
FRIDAY
Showers likely. Highs in the lower 70s. Chance of rain 70 percent.
FRIDAY NIGHT
Showers. Lows in the mid 50s. Chance of rain 80 percent.
SATURDAY
Mostly cloudy with a chance of showers. Highs in the lower 70s. Chance of rain 50 percent.
SATURDAY NIGHT
Mostly cloudy. Lows in the lower 50s.

Visible Weather Satellite
SPARTA, WI 54656
Infrared Weather Satellite
SPARTA, WI 54656
NEXRAD Weather Radar
SPARTA, WI 54656

MCCOY AAF, WI 3 hourly weather forecast

weather forecast created  8:00 PM EDT  9/13/2026
Monday
14 SEP 2026
SPARTA, WI 54656 weather forecast Day 1, 0 hours 1 AM 46° 45° Clear 0%

0% Thunder
( 1% severe)
  CALM 83% 41°
Low 43° SPARTA, WI 54656 weather forecast Day 1, 3 hours 4 AM 44° 43° Clear   CALM 82% 39°
High 72° SPARTA, WI 54656 weather forecast Day 1, 6 hours 7 AM 44° 43° Clear 3%

0% Thunder
( 0% severe)
  CALM 86% 40°

Increasing Clouds

Rain Likely

SPARTA, WI 54656 weather forecast Day 1, 9 hours 10 AM 62° 62° Partly Cloudy SSE   6 56% 46°
SPARTA, WI 54656 weather forecast Day 1, 12 hours 1 PM 68° 68° Mostly Cloudy 82%
RAIN
***
0% Thunder
( 30% severe)
SSE   14 45% 46°
SPARTA, WI 54656 weather forecast Day 1, 15 hours 4 PM 65° 65° Mostly Cloudy SSE   13 68% 54°
SPARTA, WI 54656 weather forecast Day 1, 18 hours 7 PM 61° 59° Mostly Cloudy 97%
RAIN
***
0% Thunder
( 44% severe)
SE   15 90% 58°
SPARTA, WI 54656 weather forecast Day 1, 21 hours 10 PM 59° 56° Mostly Cloudy S   16 96% 58°
Tuesday
15 SEP 2026
SPARTA, WI 54656 weather forecast Day 2, 0 hours 1 AM 60° 58° Mostly Cloudy 87%
RAIN
***
0% Thunder
( 24% severe)
S   14 100% 60°
Low 57° SPARTA, WI 54656 weather forecast Day 2, 3 hours 4 AM 65° 65° Mostly Cloudy SSW   9 100% 65°
High 72° SPARTA, WI 54656 weather forecast Day 2, 6 hours 7 AM 65° 65° Mostly Cloudy 7%

0% Thunder
( 3% severe)
SW   3 100% 65°

Mostly Cloudy



SPARTA, WI 54656 weather forecast Day 2, 9 hours 10 AM 65° 65° Mostly Cloudy W   9 87% 61°
SPARTA, WI 54656 weather forecast Day 2, 12 hours 1 PM 68° 68° Mostly Cloudy 0%

0% Thunder
( 1% severe)
WNW   9 65% 56°
SPARTA, WI 54656 weather forecast Day 2, 15 hours 4 PM 70° 70° Partly Cloudy WNW   7 61% 56°
SPARTA, WI 54656 weather forecast Day 2, 18 hours 7 PM 63° 64° Partly Cloudy 0%

0% Thunder
( 1% severe)
  CALM 81% 57°
SPARTA, WI 54656 weather forecast Day 2, 21 hours 10 PM 54° 54° Partly Cloudy   CALM 100% 54°

MCCOY AAF, WI extended weather forecast

Wednesday
16 SEP 2026
Thursday
17 SEP 2026
Friday
18 SEP 2026
Saturday
19 SEP 2026
Sunday
20 SEP 2026
Low 43° Low 54° Low 50° Low 59° Low 53°
High 71° High 73° High 76° High 77° High 64°
SPARTA, WI 54656 weather forecast Day 3 SPARTA, WI 54656 weather forecast Day 4 SPARTA, WI 54656 weather forecast Day 5 SPARTA, WI 54656 weather forecast Day 6 SPARTA, WI 54656 weather forecast Day 7
Mostly Cloudy
18% Rain
Overcast
35% Rain
Mostly Cloudy
38% Rain
Overcast
59% Rain
Overcast
63% Rain
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