SPARTA, WI 54656 Weather Forecast & Current Conditions

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MCCOY AAF, WI
Current Weather

3:55 PM CDT AUG 15, 2026
Broken Clouds
82°F
Feels Like: 87°F
Dewpoint: 72°F
Rel. Hum.: 72%
Visibility: 10 miles
Wind: SE at 3 mph
Pressure: 30.00 inches
Last 72 hours

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SPARTA, WI 54656
Weather Forecast

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TONIGHT
Mostly cloudy. A slight chance of showers and thunderstorms this evening, then a chance of showers and thunderstorms after midnight. Lows in the upper 60s. Light winds, becoming west after midnight. Chance of rain 50 percent.
SUNDAY
Mostly cloudy in the morning, then becoming mostly sunny. Humid with highs in the lower 80s. Northwest winds 10 to 15 mph.
SUNDAY NIGHT
Mostly clear. Cooler with lows in the mid 50s. Northwest winds 5 to 10 mph in the evening, becoming light and variable.
MONDAY
Mostly sunny. Highs in the lower 80s. Light winds.
MONDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 60s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
TUESDAY
Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 50 percent.
TUESDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50 percent.
WEDNESDAY THROUGH THURSDAY NIGHT
Partly cloudy. Highs in the upper 70s. Lows in the mid 50s.
FRIDAY
Mostly sunny with a 40 percent chance of showers. Highs in the upper 70s.
FRIDAY NIGHT AND SATURDAY
Partly cloudy. Lows in the upper 50s. Highs in the lower 80s.

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 AM EDT  8/15/2026
Saturday
15 AUG 2026
SPARTA, WI 54656 weather forecast Day 1, 12 hours 1 PM 79° 82° Partly Cloudy 12%
RAIN
.1–.25 in
0% Thunder
( 10% severe)
SE   1 72% 69°
High 82° SPARTA, WI 54656 weather forecast Day 1, 15 hours 4 PM 81° 85° Mostly Cloudy   CALM 72% 71°
Mostly Cloudy

Chance of Rain

SPARTA, WI 54656 weather forecast Day 1, 18 hours 7 PM 80° 84° Mostly Cloudy 21%
RAIN
.25–.5 in
0% Thunder
( 28% severe)
  CALM 77% 72°
SPARTA, WI 54656 weather forecast Day 1, 21 hours 10 PM 73° 73° Mostly Cloudy   CALM 97% 72°
Sunday
16 AUG 2026
SPARTA, WI 54656 weather forecast Day 2, 0 hours 1 AM 71° 71° Mostly Cloudy 24%
RAIN
<.01 in
0% Thunder
( 22% severe)
  CALM 97% 70°
Low 66° SPARTA, WI 54656 weather forecast Day 2, 3 hours 4 AM 70° 70° Mostly Cloudy   CALM 100% 70°
High 82° SPARTA, WI 54656 weather forecast Day 2, 6 hours 7 AM 71° 71° Mostly Cloudy 4%

0% Thunder
( 5% severe)
  CALM 100% 71°

Mostly Cloudy



SPARTA, WI 54656 weather forecast Day 2, 9 hours 10 AM 72° 72° Mostly Cloudy NW   8 90% 69°
SPARTA, WI 54656 weather forecast Day 2, 12 hours 1 PM 76° 78° Mostly Cloudy 1%

0% Thunder
( 2% severe)
NW   10 71% 66°
SPARTA, WI 54656 weather forecast Day 2, 15 hours 4 PM 79° 81° Partly Cloudy NW   10 60% 64°
SPARTA, WI 54656 weather forecast Day 2, 18 hours 7 PM 77° 79° Partly Cloudy 0%

0% Thunder
( 1% severe)
NNW   2 60% 62°
SPARTA, WI 54656 weather forecast Day 2, 21 hours 10 PM 66° 66° Clear   CALM 81% 60°
Monday
17 AUG 2026
SPARTA, WI 54656 weather forecast Day 3, 0 hours 1 AM 61° 62° Partly Cloudy 0%

0% Thunder
( 1% severe)
  CALM 87% 57°
Low 54° SPARTA, WI 54656 weather forecast Day 3, 3 hours 4 AM 58° 59° Partly Cloudy   CALM 90% 55°
High 82° SPARTA, WI 54656 weather forecast Day 3, 6 hours 7 AM 58° 59° Partly Cloudy 0%

0% Thunder
( 1% severe)
  CALM 96% 57°

Clear



SPARTA, WI 54656 weather forecast Day 3, 9 hours 10 AM 71° 71° Clear   CALM 71% 61°
SPARTA, WI 54656 weather forecast Day 3, 15 hours 1 PM 77° 79° Clear 0%

0% Thunder
( 5% severe)
W   2 54% 59°
SPARTA, WI 54656 weather forecast Day 3, 18 hours 4 PM 80° 81° Clear W   3 49% 59°
SPARTA, WI 54656 weather forecast Day 3, 21 hours 7 PM 77° 79° Partly Cloudy       CALM 58% 61°

MCCOY AAF, WI extended weather forecast

Tuesday
18 AUG 2026
Wednesday
19 AUG 2026
Thursday
20 AUG 2026
Friday
21 AUG 2026
Saturday
22 AUG 2026
Low 60° Low 51° Low 48° Low 51° Low 54°
High 79° High 79° High 81° High 80° High 81°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
68% Rain
Mostly Cloudy
40% Rain
Partly Cloudy
30% Rain
Partly Cloudy
41% Rain
Partly Cloudy
27% Rain
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