SPARTA, WI 54656 Weather Forecast & Current Conditions

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MCCOY AAF, WI
Current Weather

7:55 PM CDT JUN 17, 2026
Overcast
63°F
Feels Like: 63°F
Dewpoint: 61°F
Rel. Hum.: 93%
Visibility: 8 miles
Wind: Calm
Pressure: 29.32 inches
Last 72 hours

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SPARTA, WI 54656
Weather Forecast

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THIS AFTERNOON
Partly sunny. A chance of showers and thunderstorms this afternoon. Highs in the lower 70s. Northwest winds 5 to 10 mph. Chance of rain 40 percent.
TONIGHT
Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 40s. West winds 5 to 10 mph. Chance of rain 20 percent.
JUNETEENTH
Mostly sunny. A chance of showers in the afternoon. Highs in the mid 70s. West winds 5 to 10 mph. Chance of rain 50 percent.
FRIDAY NIGHT
Partly cloudy. Showers likely and a chance of thunderstorms in the evening. Lows in the lower 50s. Light winds. Chance of rain 60 percent.
SATURDAY
Mostly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph.
SATURDAY NIGHT
Partly cloudy. Lows in the lower 50s.
SUNDAY
Partly sunny. Highs in the lower 70s.
SUNDAY NIGHT THROUGH MONDAY NIGHT
Partly cloudy. Lows around 50. Highs in the mid 70s.
TUESDAY
Mostly sunny with a chance of showers. Highs in the mid 70s. Chance of rain 30 percent.
TUESDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 50s. Chance of rain 40 percent.
WEDNESDAY
Mostly sunny with a chance of showers and thunderstorms. Highs in the mid 70s. Chance of rain 40 percent.

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  6/17/2026
Thursday
18 JUN 2026
SPARTA, WI 54656 weather forecast Day 1, 0 hours 1 AM 55° 54° Mostly Cloudy 21%
RAIN
.01–.1 in
0% Thunder
( 5% severe)
NW   5 100% 55°
Low 53° SPARTA, WI 54656 weather forecast Day 1, 3 hours 4 AM 54° 54° Mostly Cloudy   CALM 93% 52°
High 74° SPARTA, WI 54656 weather forecast Day 1, 6 hours 7 AM 54° 54° Mostly Cloudy 2%

0% Thunder
( 6% severe)
NW   2 96% 53°

Mostly Cloudy



SPARTA, WI 54656 weather forecast Day 1, 9 hours 10 AM 62° 62° Mostly Cloudy NW   6 75% 54°
SPARTA, WI 54656 weather forecast Day 1, 12 hours 1 PM 68° 68° Partly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 31% severe)
WNW   9 61% 54°
SPARTA, WI 54656 weather forecast Day 1, 15 hours 4 PM 71° 71° Partly Cloudy WNW   10 51% 52°
SPARTA, WI 54656 weather forecast Day 1, 18 hours 7 PM 69° 69° Partly Cloudy 4%

0% Thunder
( 10% severe)
WNW   5 53% 51°
SPARTA, WI 54656 weather forecast Day 1, 21 hours 10 PM 58° 59° Partly Cloudy   CALM 80% 52°
Friday
19 JUN 2026
SPARTA, WI 54656 weather forecast Day 2, 0 hours 1 AM 53° 53° Clear 0%

0% Thunder
( 2% severe)
  CALM 90% 50°
Low 46° SPARTA, WI 54656 weather forecast Day 2, 3 hours 4 AM 50° 50° Clear   CALM 89% 47°
High 76° SPARTA, WI 54656 weather forecast Day 2, 6 hours 7 AM 53° 53° Clear 1%

0% Thunder
( 2% severe)
  CALM 86% 49°

Partly Cloudy



SPARTA, WI 54656 weather forecast Day 2, 9 hours 10 AM 65° 65° Clear   CALM 58% 50°
SPARTA, WI 54656 weather forecast Day 2, 12 hours 1 PM 71° 71° Partly Cloudy 16%
RAIN
<.01 in
0% Thunder
( 29% severe)
WNW   5 47% 50°
SPARTA, WI 54656 weather forecast Day 2, 15 hours 4 PM 72° 72° Partly Cloudy W   1 48% 51°
SPARTA, WI 54656 weather forecast Day 2, 18 hours 7 PM 70° 70° Mostly Cloudy 27%
RAIN
<.01 in
0% Thunder
( 32% severe)
  CALM 55% 53°
SPARTA, WI 54656 weather forecast Day 2, 21 hours 10 PM 59° 60° Partly Cloudy   CALM 87% 55°

MCCOY AAF, WI extended weather forecast

Saturday
20 JUN 2026
Sunday
21 JUN 2026
Monday
22 JUN 2026
Tuesday
23 JUN 2026
Wednesday
24 JUN 2026
Low 49° Low 43° Low 45° Low 45° Low 47°
High 75° High 76° High 71° High 69° High 72°
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
Partly Cloudy
55% Rain
Partly Cloudy
9% Rain
Partly Cloudy
19% Rain
Overcast
47% Rain
Mostly Cloudy
54% Rain
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