SPARTA, WI 54656 Weather Forecast & Current Conditions
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  54656 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

MCCOY AAF, WI
Current Weather
9:55 PM CDT AUG 31, 2026
Clear
73°F
Feels Like: 73°F
Dewpoint: 72°F
Rel. Hum.: 97%
Visibility: 10 miles
Wind: Calm
Pressure: 29.89 inches
Last 72 hours

Local Area Snow Depth

Wisconsin Current Weather

Wisconsin MOS Forecast Weather


Regional Weather Maps

(Automated weather data from NWS/FAA)
  54656 WEATHER FORECAST
10-Day model forecast maps
2026 Hurricanes

SPARTA, WI 54656
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
OVERNIGHT
Partly cloudy. Patchy fog. Lows in the upper 60s. Light and variable winds.
TUESDAY
Patchy fog in the morning. Partly sunny. Hot with highs in the lower 90s. Southwest winds around 5 mph.
TUESDAY NIGHT
Mostly cloudy. Showers likely with a chance of thunderstorms after midnight. Humid with lows in the mid 60s. Southwest winds around 5 mph in the evening, becoming light and variable. Chance of rain 70 percent.
WEDNESDAY
Partly sunny. A chance of showers in the morning. Highs in the upper 80s. East winds around 5 mph, becoming southwest in the afternoon. Chance of rain 50 percent.
WEDNESDAY NIGHT
Partly cloudy. A chance of showers after midnight. Lows in the mid 60s. Northwest winds around 5 mph, becoming east after midnight. Chance of rain 30 percent.
THURSDAY
Showers likely. Highs in the mid 80s. Chance of rain 60 percent.
THURSDAY NIGHT
Showers likely and a chance of thunderstorms. Lows in the upper 60s. Chance of rain 60 percent.
FRIDAY
Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.
FRIDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 30 percent.
SATURDAY THROUGH SUNDAY NIGHT
Partly cloudy. Highs in the mid 80s. Lows in the lower 60s.
LABOR DAY
Partly sunny. Highs in the lower 80s.

  54656 WEATHER SATELLITE LOOPS
Visible Weather Satellite
SPARTA, WI 54656
Infrared Weather Satellite
SPARTA, WI 54656
  54656 WEATHER RADAR LOOP
NEXRAD Weather Radar
SPARTA, WI 54656
 MOS COMPUTER WEATHER FORECAST

MCCOY AAF, WI 3 hourly weather forecast
weather forecast created  8:00 AM EDT  8/31/2026
Monday
31 AUG 2026		 SPARTA, WI 54656 weather forecast Day 1, 12 hours 1 PM 86° 93° Mostly Cloudy 10%
RAIN
<.01 in		 0% Thunder
( 13% severe)		 SW   3 65% 73°
High 90° SPARTA, WI 54656 weather forecast Day 1, 15 hours 4 PM 89° 96° Mostly Cloudy WSW   5 57% 72°
Mostly Cloudy



 SPARTA, WI 54656 weather forecast Day 1, 18 hours 7 PM 84° 91° Partly Cloudy 14%
RAIN
<.01 in		 0% Thunder
( 11% severe)		   CALM 72% 74°
SPARTA, WI 54656 weather forecast Day 1, 21 hours 10 PM 75° 75° Partly Cloudy   CALM 84% 70°
Tuesday
1 SEP 2026		 SPARTA, WI 54656 weather forecast Day 2, 0 hours 1 AM 70° 70° Partly Cloudy 27%
RAIN
***		 0% Thunder
( 9% severe)		   CALM 87% 66°
Low 65° SPARTA, WI 54656 weather forecast Day 2, 3 hours 4 AM 68° 68° Partly Cloudy   CALM 87% 64°
High 90° SPARTA, WI 54656 weather forecast Day 2, 6 hours 7 AM 68° 68° Mostly Cloudy 15%
RAIN
<.01 in		 0% Thunder
( 5% severe)		   CALM 93% 66°

Mostly Cloudy



 SPARTA, WI 54656 weather forecast Day 2, 9 hours 10 AM 78° 80° Mostly Cloudy   CALM 76% 70°
SPARTA, WI 54656 weather forecast Day 2, 12 hours 1 PM 84° 88° Mostly Cloudy 5%

 0% Thunder
( 17% severe)		   CALM 63% 70°
SPARTA, WI 54656 weather forecast Day 2, 15 hours 4 PM 86° 89° Partly Cloudy WSW   1 55% 68°
SPARTA, WI 54656 weather forecast Day 2, 18 hours 7 PM 82° 87° Mostly Cloudy 9%

 0% Thunder
( 26% severe)		   CALM 72% 72°
SPARTA, WI 54656 weather forecast Day 2, 21 hours 10 PM 74° 74° Partly Cloudy   CALM 84% 69°
Wednesday
2 SEP 2026		 SPARTA, WI 54656 weather forecast Day 3, 0 hours 1 AM 71° 71° Mostly Cloudy 50%
RAIN
***		 0% Thunder
( 28% severe)		   CALM 84% 66°
Low 66° SPARTA, WI 54656 weather forecast Day 3, 3 hours 4 AM 69° 69° Mostly Cloudy   CALM 84% 64°
High 88° SPARTA, WI 54656 weather forecast Day 3, 6 hours 7 AM 68° 68° Mostly Cloudy 15%
RAIN
.01–.1 in		 0% Thunder
( 12% severe)		   CALM 93% 66°

Partly Cloudy



 SPARTA, WI 54656 weather forecast Day 3, 9 hours 10 AM 75° 75° Partly Cloudy   CALM 82% 69°
SPARTA, WI 54656 weather forecast Day 3, 15 hours 1 PM 82° 85° Partly Cloudy 6%

 0% Thunder
( 13% severe)		   CALM 65% 69°
SPARTA, WI 54656 weather forecast Day 3, 18 hours 4 PM 85° 88° Partly Cloudy   CALM 57% 68°
SPARTA, WI 54656 weather forecast Day 3, 21 hours 7 PM 81° 85° Partly Cloudy       CALM 72% 71°

MCCOY AAF, WI extended weather forecast
Thursday
3 SEP 2026		 Friday
4 SEP 2026		 Saturday
5 SEP 2026		 Sunday
6 SEP 2026		 Monday
7 SEP 2026
Low 58° Low 61° Low 59° Low 56° Low 58°
High 83° High 87° High 81° High 81° High 85°
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
45% Rain		 Overcast
56% Rain		 Mostly Cloudy
52% Rain		 Partly Cloudy
20% Rain		 Partly Cloudy
25% Rain
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