SPARTA, WI 54656 Weather Forecast & Current Conditions

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MCCOY AAF, WI
Current Weather

1:55 AM CDT SEP 4, 2026
Clear
75°F
Feels Like: 75°F
Dewpoint: 73°F
Rel. Hum.: 94%
Visibility: 10 miles
Wind: Calm
Pressure: 29.82 inches
Last 72 hours

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SPARTA, WI 54656
Weather Forecast

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REST OF TONIGHT
Mostly cloudy with a chance of showers and thunderstorms. Near steady temperature around 70. Light winds. Chance of rain 50 percent.
FRIDAY
Partly sunny. Showers likely in the morning. Humid with highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 60 percent. Heat index values up to 100 in the afternoon.
FRIDAY NIGHT
Partly cloudy. Humid with lows in the upper 60s. West winds around 5 mph, becoming light winds after midnight. Heat index values in the mid 90s early in the evening.
SATURDAY
Mostly sunny. Highs in the mid 80s. Northeast winds around 5 mph.
SATURDAY NIGHT
Partly cloudy. Lows in the lower 60s. Light winds.
SUNDAY THROUGH LABOR DAY
Mostly cloudy. Highs in the lower 80s. Lows in the lower 60s.
MONDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 50 percent.
TUESDAY AND TUESDAY NIGHT
Showers likely. Highs in the lower 80s. Lows in the upper 60s. Chance of rain 70 percent.
WEDNESDAY
Partly sunny. Highs in the mid 80s.
WEDNESDAY NIGHT
Partly cloudy with a chance of showers. Lows around 60. Chance of rain 30 percent.
THURSDAY
Mostly sunny. Highs in the upper 70s.

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/ 3/2026
Friday
4 SEP 2026
SPARTA, WI 54656 weather forecast Day 1, 0 hours 1 AM 72° 72° Partly Cloudy 80%
RAIN
***
0% Thunder
( 47% severe)
  CALM 93% 70°
Low 70° SPARTA, WI 54656 weather forecast Day 1, 3 hours 4 AM 71° 71° Mostly Cloudy   CALM 93% 69°
High 90° SPARTA, WI 54656 weather forecast Day 1, 6 hours 7 AM 71° 71° Mostly Cloudy 11%
RAIN
.01–.1 in
0% Thunder
( 10% severe)
  CALM 100% 71°

Mostly Cloudy



SPARTA, WI 54656 weather forecast Day 1, 9 hours 10 AM 77° 78° Mostly Cloudy   CALM 90% 74°
SPARTA, WI 54656 weather forecast Day 1, 12 hours 1 PM 84° 92° Partly Cloudy 6%

0% Thunder
( 11% severe)
  CALM 74% 75°
SPARTA, WI 54656 weather forecast Day 1, 15 hours 4 PM 86° 93° Partly Cloudy   CALM 65% 73°
SPARTA, WI 54656 weather forecast Day 1, 18 hours 7 PM 82° 89° Partly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 8% severe)
  CALM 82% 76°
SPARTA, WI 54656 weather forecast Day 1, 21 hours 10 PM 73° 73° Partly Cloudy   CALM 97% 72°
Saturday
5 SEP 2026
SPARTA, WI 54656 weather forecast Day 2, 0 hours 1 AM 70° 70° Mostly Cloudy 4%

0% Thunder
( 4% severe)
  CALM 100% 70°
Low 65° SPARTA, WI 54656 weather forecast Day 2, 3 hours 4 AM 70° 70° Mostly Cloudy   CALM 100% 70°
High 86° SPARTA, WI 54656 weather forecast Day 2, 6 hours 7 AM 71° 71° Mostly Cloudy 5%

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

Mostly Cloudy



SPARTA, WI 54656 weather forecast Day 2, 9 hours 10 AM 74° 74° Mostly Cloudy   CALM 97% 73°
SPARTA, WI 54656 weather forecast Day 2, 12 hours 1 PM 81° 86° Partly Cloudy 0%

0% Thunder
( 5% severe)
  CALM 79% 74°
SPARTA, WI 54656 weather forecast Day 2, 15 hours 4 PM 83° 87° Partly Cloudy   CALM 65% 70°
SPARTA, WI 54656 weather forecast Day 2, 18 hours 7 PM 79° 82° Clear 2%

0% Thunder
( 5% severe)
  CALM 79% 72°
SPARTA, WI 54656 weather forecast Day 2, 21 hours 10 PM 70° 70° Partly Cloudy   CALM 97% 69°

MCCOY AAF, WI extended weather forecast

Sunday
6 SEP 2026
Monday
7 SEP 2026
Tuesday
8 SEP 2026
Wednesday
9 SEP 2026
Thursday
10 SEP 2026
Low 53° Low 50° Low 54° Low 57° Low 50°
High 83° High 81° High 83° High 83° High 75°
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
Clear
5% Rain
Partly Cloudy
11% Rain
Mostly Cloudy
29% Rain
Partly Cloudy
20% Rain
Clear
10% Rain
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