National Weather Service United States Department of Commerce

East Coast winter storm forecast to impact Thanksgiving holiday travel

A storm system will develop off the coast of the Carolinas early Wednesday and strengthen as it moves rapidly up the East Coast Wednesday into early Thursday. Heavy snow is likely to begin in the central Appalachians early Wednesday morning, spreading northeast through the interior Mid-Atlantic into New England by Wednesday night. Winter Storm Watches are in effect for these areas.
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Hazardous Weather Conditions

Current Conditions

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Le Mars IA

7 Day Forecast

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Sioux Falls, SD Local Forecast Office

Tonight

Mostly Clear

Mostly
Clear

Low: 15 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 37 °F

Tuesday
Night

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: 28 °F

Wednesday

Blustery

Blustery

High: 31 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 13 °F

Thanksgiving
Day

Mostly Cloudy

Mostly
Cloudy

High: 27 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 20 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 42 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 29 °F

Detailed Forecast

  • Tonight Mostly clear, with a low around 15. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight.
  • Tuesday Partly sunny, with a high near 37. West wind 5 to 10 mph becoming south southeast in the afternoon.
  • Tuesday Night Snow likely, mainly before midnight. Mostly cloudy, with a low around 28. South southeast wind 10 to 15 mph becoming west northwest after midnight. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
  • Wednesday Mostly cloudy, with a high near 31. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.
  • Wednesday Night Mostly cloudy, with a low around 13. North northwest wind 5 to 10 mph.
  • Thanksgiving Day Mostly cloudy, with a high near 27.
  • Thursday Night Mostly cloudy, with a low around 20.
  • Friday Mostly sunny, with a high near 42.
  • Friday Night Partly cloudy, with a low around 29.
  • Saturday Mostly sunny, with a high near 40.
  • Saturday Night Partly cloudy, with a low around 16.
  • Sunday Mostly sunny, with a high near 25.
  • Sunday Night Partly cloudy, with a low around 15.
  • Monday Mostly sunny, with a high near 31.