YANKTON, SD 57078 Weather Forecast & Current Conditions

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YANKTON, SD
Current Weather

10:56 AM CDT JUN 29, 2026
Clear
88°F
Feels Like: 96°F
Dewpoint: 73°F
Rel. Hum.: 61%
Visibility: 10 miles
Wind: S at 17 mph, gusts to 28
Pressure: 29.53 inches
Last 72 hours

Local Area Snow Depth

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YANKTON, SD 57078
Weather Forecast

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Snow Depth pages
REST OF TODAY
Sunny, hot with highs in the upper 90s. South winds around 20 mph with gusts up to 35 mph. Heat index values up to 104.
TONIGHT
Mostly clear in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Not as warm. Less humid with lows in the upper 60s. West winds 15 to 20 mph with gusts up to 30 mph, becoming southeast around 5 mph after midnight. Chance of rain 20 percent. Heat index values up to 101 early in the evening.
TUESDAY
Sunny. Highs in the mid 90s. Southwest winds around 5 mph.
TUESDAY NIGHT
Partly cloudy with a slight chance of showers in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.
WEDNESDAY
Mostly sunny. A chance of showers and thunderstorms in the morning, then a slight chance of showers in the afternoon. Hot with highs in the mid 90s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.
WEDNESDAY NIGHT
Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy after midnight. Lows around 70. Chance of rain 20 percent.
THURSDAY
Partly sunny in the morning, then clearing. Hot with highs in the mid 90s.
THURSDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Lows in the lower 70s. Chance of rain 60 percent.
FRIDAY
Mostly sunny and breezy. Highs in the lower 90s.
FRIDAY NIGHT
Mostly clear with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Breezy with lows in the lower 70s. Chance of rain 30 percent.
INDEPENDENCE DAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent.
SATURDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 50 percent.
SUNDAY
Mostly sunny. Highs in the mid 80s.

Visible Weather Satellite
YANKTON, SD 57078
Infrared Weather Satellite
YANKTON, SD 57078
NEXRAD Weather Radar
YANKTON, SD 57078

YANKTON, SD 3 hourly weather forecast

weather forecast created  5:00 PM PDT  6/28/2026
Monday
29 JUN 2026
YANKTON, SD 57078 weather forecast Day 1, 0 hours 1 AM 77° 79° Clear 0%

0% Thunder
( 17% severe)
SSE   3 79% 70°
Low 76° YANKTON, SD 57078 weather forecast Day 1, 3 hours 4 AM 77° 78° Clear SE   10 85% 72°
High 99° YANKTON, SD 57078 weather forecast Day 1, 6 hours 7 AM 78° 80° Clear 0%

0% Thunder
( 9% severe)
SE   15 76% 70°

Clear




Breezy
YANKTON, SD 57078 weather forecast Day 1, 9 hours 10 AM 87° 90° Clear S   17 53% 68°
YANKTON, SD 57078 weather forecast Day 1, 12 hours 1 PM 94° 97° Clear 5%

0% Thunder
( 17% severe)
SSW   20 40% 66°
YANKTON, SD 57078 weather forecast Day 1, 15 hours 4 PM 96° 98° Clear SW   20 35% 64°
YANKTON, SD 57078 weather forecast Day 1, 18 hours 7 PM 93° 93° Partly Cloudy 8%

0% Thunder
( 22% severe)
W   16 33% 60°
YANKTON, SD 57078 weather forecast Day 1, 21 hours 10 PM 81° 81° Partly Cloudy NNW   6 47% 59°
Tuesday
30 JUN 2026
YANKTON, SD 57078 weather forecast Day 2, 0 hours 1 AM 73° 73° Partly Cloudy 15%
RAIN
.01–.1 in
0% Thunder
( 18% severe)
NW   5 62% 59°
Low 68° YANKTON, SD 57078 weather forecast Day 2, 3 hours 4 AM 70° 70° Mostly Cloudy S   3 71% 60°
High 95° YANKTON, SD 57078 weather forecast Day 2, 6 hours 7 AM 69° 69° Partly Cloudy 6%

0% Thunder
( 8% severe)
SW   2 76% 61°

Partly Cloudy



YANKTON, SD 57078 weather forecast Day 2, 9 hours 10 AM 81° 82° Clear SW   6 53% 62°
YANKTON, SD 57078 weather forecast Day 2, 12 hours 1 PM 88° 86° Partly Cloudy 2%

0% Thunder
( 9% severe)
WSW   8 34% 56°
YANKTON, SD 57078 weather forecast Day 2, 15 hours 4 PM 92° 90° Partly Cloudy SSW   7 28% 54°
YANKTON, SD 57078 weather forecast Day 2, 18 hours 7 PM 93° 91° Partly Cloudy 16%
RAIN
<.01 in
0% Thunder
( 19% severe)
S   8 27% 54°
YANKTON, SD 57078 weather forecast Day 2, 21 hours 10 PM 81° 82° Partly Cloudy ESE   7 49% 60°

YANKTON, SD extended weather forecast

Wednesday
1 JUL 2026
Thursday
2 JUL 2026
Friday
3 JUL 2026
Saturday
4 JUL 2026
Sunday
5 JUL 2026
Low 69° Low 69° Low 71° Low 68° Low 66°
High 93° High 94° High 92° High 91° High 88°
YANKTON, SD 57078 weather forecast Day 3 YANKTON, SD 57078 weather forecast Day 4 YANKTON, SD 57078 weather forecast Day 5 YANKTON, SD 57078 weather forecast Day 6 YANKTON, SD 57078 weather forecast Day 7
Partly Cloudy
53% Rain
Partly Cloudy
22% Rain
Partly Cloudy
42% Rain
Partly Cloudy
38% Rain
Partly Cloudy
39% Rain
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