YANKTON, SD 57078 Weather Forecast & Current Conditions

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57078 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
YANKTON, SD Current Weather
3:56 PM CDT SEP 27, 2026
Overcast 72°F
Feels Like:	72°F
Dewpoint:	66°F
Rel. Hum.:	81%
Visibility:	10 miles
Wind:	ENE at 10 mph
Pressure:	30.09 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)

57078 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	YANKTON, SD 57078 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Mostly cloudy. Isolated showers this evening. Lows in the lower 60s. East winds 5 to 10 mph. Chance of rain 20 percent.

MONDAY
Mostly cloudy. A chance of sprinkles in the morning. Patchy fog in the morning. Highs in the lower 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

MONDAY NIGHT
Cloudy. Showers likely with a slight chance of thunderstorms after midnight. Lows in the lower 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent.

TUESDAY
Showers with a slight chance of thunderstorms in the morning, then showers likely in the afternoon. Humid with highs in the upper 60s. South winds 10 to 15 mph. Chance of rain near 100 percent.

TUESDAY NIGHT
Cloudy with a 50 percent chance of showers. Lows in the upper 50s. South winds around 5 mph, becoming west around 5 mph after midnight.

WEDNESDAY
Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of rain 70 percent.

WEDNESDAY NIGHT
Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of rain 50 percent.

THURSDAY
Mostly cloudy in the morning, then clearing. Highs in the lower 60s.

THURSDAY NIGHT
Mostly clear. Cooler with lows in the mid 40s.

FRIDAY
Sunny. Highs in the lower 60s.

FRIDAY NIGHT
Mostly clear. Lows in the upper 40s.

SATURDAY
Mostly sunny. Highs in the lower 60s.

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

57078 WEATHER SATELLITE LOOPS

Visible Weather Satellite
YANKTON, SD 57078

Infrared Weather Satellite
YANKTON, SD 57078

57078 WEATHER RADAR LOOP

NEXRAD Weather Radar
YANKTON, SD 57078

MOS COMPUTER WEATHER FORECAST

YANKTON, SD 3 hourly weather forecast

weather forecast created 5:00 AM PDT 9/27/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Sunday
27 SEP 2026

1 PM

70°

70°

Mostly Cloudy

5%

0% Thunder
( 18% severe)

E 7

90%

67°

High 73°

4 PM

72°

72°

Mostly Cloudy

E 7

87%

68°

Mostly Cloudy

7 PM

70°

70°

Mostly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 9% severe)

E 5

93%

68°

10 PM

67°

67°

Mostly Cloudy

E 5

100%

67°

Monday
28 SEP 2026

1 AM

65°

65°

Mostly Cloudy

3%

0% Thunder
( 6% severe)

ESE 5

100%

65°

Low 61°

4 AM

64°

64°

Mostly Cloudy

ESE 7

100%

64°

High 72°

7 AM

63°

63°

Mostly Cloudy

3%

0% Thunder
( 4% severe)

SE 7

100%

63°

Mostly Cloudy

10 AM

65°

65°

Mostly Cloudy

SSE 10

97%

64°

1 PM

69°

69°

Mostly Cloudy

2%

0% Thunder
( 5% severe)

SSE 14

87%

65°

4 PM

71°

71°

Mostly Cloudy

S 15

81%

65°

7 PM

69°

69°

Mostly Cloudy

1%

0% Thunder
( 4% severe)

SSE 13

87%

65°

10 PM

65°

65°

Overcast

SSE 13

97%

64°

Tuesday
29 SEP 2026

1 AM

65°

65°

Overcast

54%
RAIN
***

0% Thunder
( 23% severe)

SSE 12

93%

63°

Low 61°

4 AM

64°

63°

Overcast

SSE 12

97%

63°

High 70°

7 AM

63°

62°

Overcast

88%
RAIN
***

0% Thunder
( 18% severe)

SSE 10

100%

63°

Mostly Cloudy

Rain Likely

10 AM

64°

63°

Mostly Cloudy

SSE 10

100%

64°

1 PM

67°

67°

Mostly Cloudy

56%
RAIN
***

0% Thunder
( 12% severe)

S 12

93%

65°

4 PM

68°

68°

Mostly Cloudy

S 9

93%

66°

7 PM

67°

67°

Mostly Cloudy

S 7

97%

66°


YANKTON, SD extended weather forecast
Wednesday 30 SEP 2026	Thursday 1 OCT 2026	Friday 2 OCT 2026	Saturday 3 OCT 2026	Sunday 4 OCT 2026
Low 60°	Low 48°	Low 41°	Low 46°	Low 49°
High 71°	High 65°	High 66°	High 67°	High 69°

Overcast 84% Rain	Mostly Cloudy 37% Rain	Clear 3% Rain	Clear 8% Rain	Clear 17% Rain

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