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
3:55 PM CDT JUN 21, 2026
Few Clouds
72°F
Feels Like: 72°F
Dewpoint: 57°F
Rel. Hum.: 59%
Visibility: 10 miles
Wind: Calm
Pressure: 29.87 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
2025 Hurricanes

SPARTA, WI 54656
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. Patchy fog after midnight. Lows around 50. East winds around 5 mph this evening, becoming light and variable.
MONDAY
Patchy fog in the morning. Mostly sunny. Highs in the upper 70s. North winds around 5 mph.
MONDAY NIGHT
Partly cloudy. Lows in the lower 50s. North winds around 5 mph in the evening, becoming light and variable.
TUESDAY
Mostly sunny. A chance of showers in the afternoon. Highs in the upper 70s. Light winds. Chance of rain 30 percent.
TUESDAY NIGHT
Showers likely in the evening, then showers and a chance of thunderstorms after midnight. Lows in the upper 50s. Light winds. Chance of rain 100 percent.
WEDNESDAY
Showers likely and a chance of thunderstorms. Highs in the mid 70s. Chance of rain 70 percent.
WEDNESDAY NIGHT THROUGH SATURDAY
Partly cloudy. Lows in the mid 50s. Highs in the upper 70s.
SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the lower 60s. Chance of rain 40 percent.
SUNDAY
Partly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 40 percent.

  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  6/21/2026
Sunday
21 JUN 2026		 SPARTA, WI 54656 weather forecast Day 1, 12 hours 1 PM 72° 72° Mostly Cloudy 7%

 0% Thunder
( 7% severe)		   CALM 49% 52°
High 73° SPARTA, WI 54656 weather forecast Day 1, 15 hours 4 PM 72° 72° Mostly Cloudy   CALM 48% 51°
Mostly Cloudy



 SPARTA, WI 54656 weather forecast Day 1, 18 hours 7 PM 71° 71° Mostly Cloudy 15%
RAIN
.25–.5 in		 0% Thunder
( 3% severe)		   CALM 53% 53°
SPARTA, WI 54656 weather forecast Day 1, 21 hours 10 PM 60° 61° Mostly Cloudy   CALM 84% 55°
Monday
22 JUN 2026		 SPARTA, WI 54656 weather forecast Day 2, 0 hours 1 AM 56° 56° Mostly Cloudy 0%

 0% Thunder
( 0% severe)		   CALM 90% 53°
Low 50° SPARTA, WI 54656 weather forecast Day 2, 3 hours 4 AM 53° 53° Mostly Cloudy   CALM 96% 52°
High 78° SPARTA, WI 54656 weather forecast Day 2, 6 hours 7 AM 56° 56° Partly Cloudy 0%

 0% Thunder
( 2% severe)		   CALM 93% 54°

Partly Cloudy



 SPARTA, WI 54656 weather forecast Day 2, 9 hours 10 AM 67° 67° Clear   CALM 63% 54°
SPARTA, WI 54656 weather forecast Day 2, 12 hours 1 PM 73° 73° Partly Cloudy 1%

 0% Thunder
( 5% severe)		   CALM 46% 51°
SPARTA, WI 54656 weather forecast Day 2, 15 hours 4 PM 75° 75° Clear   CALM 40% 49°
SPARTA, WI 54656 weather forecast Day 2, 18 hours 7 PM 74° 74° Partly Cloudy 0%

 0% Thunder
( 2% severe)		   CALM 46% 52°
SPARTA, WI 54656 weather forecast Day 2, 21 hours 10 PM 61° 62° Partly Cloudy   CALM 75% 53°
Tuesday
23 JUN 2026		 SPARTA, WI 54656 weather forecast Day 3, 0 hours 1 AM 56° 56° Partly Cloudy 0%

 0% Thunder
( 1% severe)		   CALM 83% 51°
Low 50° SPARTA, WI 54656 weather forecast Day 3, 3 hours 4 AM 53° 53° Partly Cloudy   CALM 86% 49°
High 79° SPARTA, WI 54656 weather forecast Day 3, 6 hours 7 AM 57° 58° Clear 2%

 0% Thunder
( 5% severe)		   CALM 83% 52°

Increasing Clouds



 SPARTA, WI 54656 weather forecast Day 3, 9 hours 10 AM 68° 68° Partly Cloudy   CALM 61% 54°
SPARTA, WI 54656 weather forecast Day 3, 15 hours 1 PM 74° 74° Partly Cloudy 14%
RAIN
.01–.1 in		 0% Thunder
( 28% severe)		   CALM 50% 54°
SPARTA, WI 54656 weather forecast Day 3, 18 hours 4 PM 75° 75° Mostly Cloudy   CALM 46% 53°
SPARTA, WI 54656 weather forecast Day 3, 21 hours 7 PM 73° 73° Mostly Cloudy       CALM 53% 55°

MCCOY AAF, WI extended weather forecast
Wednesday
24 JUN 2026		 Thursday
25 JUN 2026		 Friday
26 JUN 2026		 Saturday
27 JUN 2026		 Sunday
28 JUN 2026
Low 52° Low 49° Low 46° Low 49° Low 56°
High 75° High 76° High 76° High 78° High 82°
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
74% Rain		 Partly Cloudy
26% Rain		 Mostly Cloudy
43% Rain		 Mostly Cloudy
42% Rain		 Mostly Cloudy
35% Rain
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