National Weather Service United States Department of Commerce

Strong storm system to bring unsettled weather from Gulf Coast to Great Lakes through Wednesday

A strong storm system will bring potential for severe weather, heavy rainfall and flooding, and heavy snow from the Gulf Coast to the Great Lakes through Wednesday. Severe storms are possible Tuesday across the Gulf Coast states with damaging winds as the primary threat, however a tornadoes cannot be ruled out. Flash flooding is also possible across parts of the Southeast through Wednesday.
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Hazardous Weather Conditions

Current Conditions

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4 Miles SSW Sioux Falls SD

7 Day Forecast

For More Weather Information:

Sioux Falls, SD Local Forecast Office

Tonight

Snow Chance for Measurable Precipitation 100%

Snow

Low: 30 °F

Tuesday

Snow Chance for Measurable Precipitation 80%

Snow

High: 34 °F

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 26 °F

Wednesday

Mostly Cloudy

Mostly
Cloudy

High: 30 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 22 °F

Christmas
Day

Mostly Cloudy

Mostly
Cloudy

High: 35 °F

Thursday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 23 °F

Friday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 24 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 5 °F

Detailed Forecast

  • Tonight Snow. Low around 30. North northeast wind 5 to 15 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than one inch possible.
  • Tuesday Snow, mainly before 2pm. High near 34. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
  • Tuesday Night A slight chance of snow before midnight. Cloudy, with a low around 26. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
  • Wednesday Mostly cloudy, with a high near 30. Northwest wind 5 to 15 mph becoming west southwest in the afternoon.
  • Wednesday Night Mostly cloudy, with a low around 22. South wind 5 to 10 mph.
  • Christmas Day Mostly cloudy, with a high near 35.
  • Thursday Night A chance of snow, mainly after midnight. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
  • Friday A chance of snow. Cloudy, with a high near 24. Blustery. Chance of precipitation is 50%.
  • Friday Night Mostly cloudy, with a low around 5.
  • Saturday Mostly sunny, with a high near 21.
  • Saturday Night Partly cloudy, with a low around 11.
  • Sunday Partly sunny, with a high near 23.
  • Sunday Night A slight chance of snow. Cloudy, with a low around 13. Chance of precipitation is 20%.
  • Monday A slight chance of snow. Mostly cloudy, with a high near 19. Chance of precipitation is 20%.