YANKTON, SD 57078 Weather Forecast & Current Conditions
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  57078 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

YANKTON, SD
Current Weather
4:56 AM CST JAN 20, 2026
Clear
3°F
Feels Like: 3°F
Dewpoint: 1°F
Rel. Hum.: 90%
Visibility: 10 miles
Wind: Calm
Pressure: 30.24 inches
Last 72 hours

Local Area Snow Depth

South Dakota Current Weather

South Dakota MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  57078 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

YANKTON, SD 57078
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TODAY
Partly sunny this morning, then cloudy with a chance of snow this afternoon. Little or no snow accumulation. Not as cool with highs in the mid 20s. Southeast winds 5 to 10 mph. Chance of snow 50 percent.
TONIGHT
Mostly cloudy with a chance of snow in the evening, then partly cloudy after midnight. Snow accumulation up to 1 inch possible. Not as cool with lows around 15. Northwest winds 10 to 15 mph. Chance of snow 50 percent.
WEDNESDAY
Partly sunny with a 20 percent chance of snow. Windy with highs in the mid 30s. Temperature falling into the mid 20s in the afternoon. West winds 20 to 25 mph, becoming northwest 25 to 35 mph in the afternoon.
WEDNESDAY NIGHT
Partly cloudy and breezy, cold with lows around 8 above. Northwest winds 15 to 25 mph with gusts up to 35 mph, becoming west 5 to 10 mph after midnight.
THURSDAY
Partly sunny. Much cooler with highs around 20. West winds 10 to 15 mph, becoming northwest in the afternoon.
THURSDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Much colder with lows 10 below to 15 below zero. Wind chill values as low as 30 below.
FRIDAY
Partly sunny. A slight chance of snow in the afternoon. Much colder with highs around zero. Chance of snow 20 percent. Wind chill values as low as 30 below.
FRIDAY NIGHT
Mostly cloudy. Cold with lows around 10 below. Wind chill values as low as 25 below.
SATURDAY
Partly sunny with a 20 percent chance of snow. Not as cold with highs around 10 above. Wind chill values as low as 25 below.
SATURDAY NIGHT
Partly cloudy. Cold with lows 5 below to zero. Temperature rising to around zero after midnight. Wind chill values as low as 15 below.
SUNDAY
Mostly sunny. Not as cool with highs around 20. Wind chill values as low as 15 below in the morning.
SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Cold with lows zero to 5 above zero. Wind chill values as low as 10 below.
MONDAY
Mostly sunny. Not as cool with highs around 30.

  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  4:00 PM PST  1/19/2026
Tuesday
20 JAN 2026		 YANKTON, SD 57078 weather forecast Day 1, 0 hours 12 AM 7° 1° Partly Cloudy 0%

 0% Thunder
( 0% severe)		 W   1 73% 1°
Low 3° YANKTON, SD 57078 weather forecast Day 1, 3 hours 3 AM 5° -1° Partly Cloudy SW   1 81% 1°
High 29° YANKTON, SD 57078 weather forecast Day 1, 6 hours 6 AM 4° -2° Mostly Cloudy 7%

 0% Thunder
( 0% severe)		 SE   2 81% 0°

Mostly Cloudy

Chance of Snow

 YANKTON, SD 57078 weather forecast Day 1, 9 hours 9 AM 8° -1° Mostly Cloudy SE   5 81% 4°
YANKTON, SD 57078 weather forecast Day 1, 12 hours 12 PM 21° 10° Mostly Cloudy 29%
SNOW
<.1 in		 0% Thunder
( 1% severe)		 SSE   10 55% 9°
YANKTON, SD 57078 weather forecast Day 1, 15 hours 3 PM 27° 17° Mostly Cloudy SSE   10 52% 13°
YANKTON, SD 57078 weather forecast Day 1, 18 hours 6 PM 24° 15° Overcast 25%
SNOW
<.1 in		 0% Thunder
( 1% severe)		 SSE   8 72% 17°
YANKTON, SD 57078 weather forecast Day 1, 21 hours 9 PM 22° 10° Mostly Cloudy NW   12 83% 18°
Wednesday
21 JAN 2026		 YANKTON, SD 57078 weather forecast Day 2, 0 hours 12 AM 19° 7° Partly Cloudy 1%

 0% Thunder
( 0% severe)		 NW   12 86% 16°
Low 15° YANKTON, SD 57078 weather forecast Day 2, 3 hours 3 AM 18° 6° Partly Cloudy WNW   10 91% 16°
High 36° YANKTON, SD 57078 weather forecast Day 2, 6 hours 6 AM 18° 7° Partly Cloudy 10%
SNOW
<.1 in		 0% Thunder
( 0% severe)		 W   9 86% 15°

Partly Cloudy




Breezy		 YANKTON, SD 57078 weather forecast Day 2, 9 hours 9 AM 22° 10° Partly Cloudy WSW   13 83% 18°
YANKTON, SD 57078 weather forecast Day 2, 12 hours 12 PM 32° 19° Mostly Cloudy 14%
SNOW
<.1 in		 0% Thunder
( 2% severe)		 W   22 59% 20°
YANKTON, SD 57078 weather forecast Day 2, 15 hours 3 PM 31° 18° Partly Cloudy NW   24 51% 16°
YANKTON, SD 57078 weather forecast Day 2, 18 hours 6 PM 23° 10° Partly Cloudy 0%

 0% Thunder
( 0% severe)		 NW   16 59% 12°
YANKTON, SD 57078 weather forecast Day 2, 21 hours 9 PM 17° 4° Partly Cloudy NW   13 67% 9°

YANKTON, SD extended weather forecast
Thursday
22 JAN 2026		 Friday
23 JAN 2026		 Saturday
24 JAN 2026		 Sunday
25 JAN 2026		 Monday
26 JAN 2026
Low 10° Low -13° Low -1° Low 0° Low 11°
High 16° High 2° High 17° High 20° High 34°
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
4% Snow		 Partly Cloudy
10% Snow		 Overcast
28% Snow		 Partly Cloudy
11% Snow		 Clear
10% Snow
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