SPARTA, WI 54656 Weather Forecast & Current Conditions

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MCCOY AAF, WI
Current Weather

8:55 PM CDT SEP 16, 2026
Clear
59°F
Feels Like: 59°F
Dewpoint: 57°F
Rel. Hum.: 93%
Visibility: 10 miles
Wind: Calm
Pressure: 30.26 inches
Last 72 hours

Local Area Snow Depth

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SPARTA, WI 54656
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. Showers likely with a slight chance of thunderstorms after midnight. Lows in the mid 50s. East winds around 5 mph. Chance of rain 70 percent.
THURSDAY
Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 70s. East winds around 5 mph. Chance of rain 50 percent.
THURSDAY NIGHT
Partly cloudy. Lows in the lower 50s. Light winds.
FRIDAY
Partly sunny with a chance of showers in the morning, then cloudy with showers in the afternoon. Highs in the upper 60s. East winds 10 to 15 mph. Chance of rain 90 percent.
FRIDAY NIGHT
A chance of thunderstorms. Showers. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 100 percent.
SATURDAY
Showers. Highs in the lower 70s. Chance of rain 100 percent.
SATURDAY NIGHT
Mostly cloudy with a 50 percent chance of showers. Lows in the mid 50s.
SUNDAY
Mostly cloudy. Highs in the mid 60s.
SUNDAY NIGHT
Mostly cloudy with a chance of showers. Lows around 50. Chance of rain 50 percent.
MONDAY
Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s.
MONDAY NIGHT AND TUESDAY
Mostly cloudy. A 40 percent chance of showers. Lows in the upper 40s. Highs in the mid 60s.
TUESDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s.
WEDNESDAY
Partly sunny. Highs around 70.

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  9/16/2026
Wednesday
16 SEP 2026
SPARTA, WI 54656 weather forecast Day 1, 12 hours 1 PM 70° 70° Partly Cloudy 2%

0% Thunder
( 1% severe)
E   3 63% 57°
High 74° SPARTA, WI 54656 weather forecast Day 1, 15 hours 4 PM 73° 73° Partly Cloudy E   3 59% 58°
Mostly Cloudy

Chance of Rain

SPARTA, WI 54656 weather forecast Day 1, 18 hours 7 PM 69° 69° Mostly Cloudy 22%
RAIN
<.01 in
0% Thunder
( 12% severe)
  CALM 76% 61°
SPARTA, WI 54656 weather forecast Day 1, 21 hours 10 PM 60° 61° Mostly Cloudy   CALM 100% 60°
Thursday
17 SEP 2026
SPARTA, WI 54656 weather forecast Day 2, 0 hours 1 AM 58° 59° Mostly Cloudy 40%
RAIN
***
0% Thunder
( 7% severe)
  CALM 100% 58°
Low 53° SPARTA, WI 54656 weather forecast Day 2, 3 hours 4 AM 57° 58° Mostly Cloudy   CALM 100% 57°
High 79° SPARTA, WI 54656 weather forecast Day 2, 6 hours 7 AM 57° 58° Mostly Cloudy 8%

0% Thunder
( 2% severe)
  CALM 100% 57°

Mostly Cloudy



SPARTA, WI 54656 weather forecast Day 2, 9 hours 10 AM 64° 66° Mostly Cloudy   CALM 97% 63°
SPARTA, WI 54656 weather forecast Day 2, 12 hours 1 PM 71° 71° Mostly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 76% 63°
SPARTA, WI 54656 weather forecast Day 2, 15 hours 4 PM 75° 75° Mostly Cloudy   CALM 64% 62°
SPARTA, WI 54656 weather forecast Day 2, 18 hours 7 PM 71° 71° Mostly Cloudy 0%

0% Thunder
( 1% severe)
  CALM 79% 64°
SPARTA, WI 54656 weather forecast Day 2, 21 hours 10 PM 61° 62° Mostly Cloudy   CALM 100% 61°
Friday
18 SEP 2026
SPARTA, WI 54656 weather forecast Day 3, 0 hours 1 AM 57° 58° Partly Cloudy 3%

0% Thunder
( 2% severe)
  CALM 100% 57°
Low 51° SPARTA, WI 54656 weather forecast Day 3, 3 hours 4 AM 56° 56° Mostly Cloudy   CALM 93% 54°
High 70° SPARTA, WI 54656 weather forecast Day 3, 6 hours 7 AM 56° 56° Mostly Cloudy 49%
RAIN
***
0% Thunder
( 3% severe)
  CALM 96% 55°

Mostly Cloudy

Rain Likely

SPARTA, WI 54656 weather forecast Day 3, 9 hours 10 AM 61° 60° Mostly Cloudy E   7 100% 61°
SPARTA, WI 54656 weather forecast Day 3, 15 hours 1 PM 64° 63° Mostly Cloudy 83%
RAIN
***
0% Thunder
( 23% severe)
ESE   10 90% 61°
SPARTA, WI 54656 weather forecast Day 3, 18 hours 4 PM 66° 66° Mostly Cloudy ESE   10 87% 62°
SPARTA, WI 54656 weather forecast Day 3, 21 hours 7 PM 65° 65° Mostly Cloudy     E   13 97% 64°

MCCOY AAF, WI extended weather forecast

Saturday
19 SEP 2026
Sunday
20 SEP 2026
Monday
21 SEP 2026
Tuesday
22 SEP 2026
Wednesday
23 SEP 2026
Low 56° Low 52° Low 50° Low 47° Low 44°
High 66° High 65° High 62° High 64° High 67°
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
Overcast
85% Rain
Overcast
53% Rain
Overcast
76% Rain
Overcast
47% Rain
Overcast
35% Rain
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