National Weather Service United States Department of Commerce

Storm system to bring winter weather from the Plains to New England through Monday

A storm system spinning over the central U.S. will set the stage for a widespread precipitation event across the central and eastern U.S. through Monday. A wide swath of accumulating snow will extend from Nebraska to New England. Just to the south of this area of snow, marginal temps will lead to the possibility of a transition zone of sleet and freezing rain.
Read More...

Current Conditions

En Español

Share |

Yankton SD

7 Day Forecast

For More Weather Information:

Sioux Falls, SD Local Forecast Office

Overnight

Snow Chance for Measurable Precipitation 100%

Snow

Low: 12 °F

Sunday

Snow Chance for Measurable Precipitation 100%

Snow

High: 16 °FFalling Temperatures

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: -6 °F

Monday

Increasing Clouds

Increasing
Clouds

High: 25 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 16 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 30 °F

Tuesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 11 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 19 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 4 °F

Detailed Forecast

  • Overnight Snow with patchy blowing snow. Low around 12. Blustery, with a north wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of around 5 inches.
  • Sunday Snow with patchy blowing snow before 4pm, then a slight chance of snow between 4pm and 5pm. Temperature falling to around 9 by 5pm. Blustery, with a north northwest wind 15 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of around 2 inches.
  • Sunday Night Partly cloudy, with a low around -6. Northwest wind 5 to 10 mph becoming light and variable in the evening.
  • Monday Increasing clouds, with a high near 25. Wind chill values as low as -19. South wind 5 to 10 mph increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
  • Monday Night Mostly cloudy, with a low around 16. Southwest wind 5 to 10 mph becoming north after midnight.
  • Tuesday A slight chance of snow. Mostly cloudy, with a high near 30. Chance of precipitation is 20%.
  • Tuesday Night Mostly cloudy, with a low around 11.
  • Wednesday Mostly sunny, with a high near 19.
  • Wednesday Night Partly cloudy, with a low around 4.
  • Thursday Mostly sunny, with a high near 27.
  • Thursday Night Partly cloudy, with a low around 16.
  • Friday Mostly sunny, with a high near 40.
  • Friday Night Partly cloudy, with a low around 22.
  • Saturday Partly sunny, with a high near 39.