IONA, SD 57533 Weather Forecast & Current Conditions

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57533 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
WINNER WILEY FIELD, SD Current Weather
2:53 PM CDT AUG 18, 2025
Scattered Clouds 86°F
Feels Like:	92°F
Dewpoint:	72°F
Rel. Hum.:	63%
Visibility:	10 miles
Wind:	NNE at 7 mph
Pressure:	30.03 inches
Last 72 hours
Local Area Snow Depth
South Dakota Current Weather
South Dakota MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

57533 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	IONA, SD 57533 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Mostly clear this evening, then becoming partly cloudy. Lows in the mid 60s. East winds around 5 mph, becoming southwest around 5 mph after midnight.

TUESDAY
Sunny with highs around 90. West winds around 5 mph, becoming east in the afternoon.

TUESDAY NIGHT
Mostly clear. Humid with lows in the mid 60s. Southeast winds 5 to 10 mph.

WEDNESDAY
Sunny with highs around 90. Southeast winds 10 to 15 mph.

WEDNESDAY NIGHT
Mostly clear. Humid with lows in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

THURSDAY
Sunny. Highs in the mid 90s.

THURSDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the mid 60s. Chance of rain 30 percent.

FRIDAY
Mostly sunny. Not as warm with highs in the lower 80s.

FRIDAY NIGHT
Mostly clear. Lows in the upper 50s.

SATURDAY
Sunny. Highs in the upper 70s.

SATURDAY NIGHT
Partly cloudy. Lows in the mid 50s.

SUNDAY
Mostly sunny. Highs in the mid 70s.

SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s.

57533 WEATHER SATELLITE LOOPS

Visible Weather Satellite
IONA, SD 57533

Infrared Weather Satellite
IONA, SD 57533

57533 WEATHER RADAR LOOP

NEXRAD Weather Radar
IONA, SD 57533

MOS COMPUTER WEATHER FORECAST

WINNER WILEY FIELD, SD 3 hourly weather forecast

weather forecast created 7:00 AM CDT 8/18/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
18 AUG 2025

1 PM

85°

88°

Clear

5%

0% Thunder
( 24% severe)

NE 7

55%

67°

High 91°

4 PM

90°

92°

Clear

E 7

45%

66°

Clear

7 PM

87°

89°

Clear

12%
RAIN
***

0% Thunder
( 25% severe)

ESE 8

50%

66°

10 PM

76°

77°

Partly Cloudy

SSE 7

74%

67°

Tuesday
19 AUG 2025

1 AM

72°

72°

Partly Cloudy

8%

0% Thunder
( 17% severe)

S 6

84%

67°

Low 66°

4 AM

69°

69°

Partly Cloudy

S 3

87%

65°

High 93°

7 AM

67°

67°

Partly Cloudy

3%

0% Thunder
( 9% severe)

S 3

93%

65°

Clear

10 AM

79°

81°

Clear

SW 5

67%

67°

1 PM

87°

89°

Clear

6%

0% Thunder
( 25% severe)

ESE 8

50%

66°

4 PM

91°

93°

Clear

E 8

42%

65°

7 PM

88°

90°

Partly Cloudy

2%

0% Thunder
( 19% severe)

E 9

48%

66°

10 PM

77°

79°

Partly Cloudy

ESE 9

71%

67°

Wednesday
20 AUG 2025

1 AM

73°

73°

Partly Cloudy

1%

0% Thunder
( 13% severe)

SSE 8

81%

67°

Low 67°

4 AM

70°

70°

Clear

SSE 8

90%

67°

High 94°

7 AM

68°

68°

Partly Cloudy

0%

0% Thunder
( 6% severe)

S 7

93%

66°

Clear

10 AM

80°

83°

Clear

S 9

67%

68°

1 PM

88°

90°

Clear

1%

0% Thunder
( 14% severe)

SSE 12

48%

66°

4 PM

92°

94°

Clear

SSE 13

40%

64°

7 PM

89°

91°

Clear

SE 14

44%

64°


WINNER WILEY FIELD, SD extended weather forecast
Thursday 21 AUG 2025	Friday 22 AUG 2025	Saturday 23 AUG 2025	Sunday 24 AUG 2025	Monday 25 AUG 2025
Low 69°	Low 64°	Low 57°	Low 55°	Low 56°
High 96°	High 84°	High 80°	High 78°	High 79°

Clear 10% Rain	Partly Cloudy 36% Rain	Partly Cloudy 32% Rain	Partly Cloudy 28% Rain	Clear 19% Rain

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