National Weather Service United States Department of Commerce

Winter storm to bring heavy snow from the Plains to New England through Monday

A storm system in the central U.S. will push east setting the stage for a widespread precipitation event across the central and eastern U.S. through Monday. A wide swath of accumulating snow is forecast from Nebraska to New England. Just to the south of this area of snow, freezing rain is possible. Gusty winds and blowing snow could lead to blizzard conditions for parts of the Midwest.
Read More...

Hazardous Weather Conditions

Current Conditions

En Español

Share |

Le Mars IA

7 Day Forecast

For More Weather Information:

Sioux Falls, SD Local Forecast Office

Tonight

Gradual Clearing

Gradual
Clearing

Low: -12 °F

Monday

Increasing Clouds

Increasing
Clouds

High: 14 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 6 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 24 °F

Tuesday
Night

Cloudy

Cloudy

Low: 8 °F

Wednesday

Gradual Clearing

Gradual
Clearing

High: 14 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: -5 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 17 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 9 °F

Detailed Forecast

  • Tonight Mostly cloudy during the early evening, then gradual clearing, with a low around -12. North wind 10 to 15 mph becoming light and variable after midnight.
  • Monday Increasing clouds, with a high near 14. Wind chill values as low as -22. Light southwest wind becoming south 10 to 15 mph in the morning.
  • Monday Night Mostly cloudy, with a low around 6. South wind 5 to 10 mph becoming north northwest after midnight.
  • Tuesday A slight chance of snow after noon. Cloudy, with a high near 24. North northwest wind 5 to 10 mph becoming east southeast in the afternoon. Chance of precipitation is 20%.
  • Tuesday Night Cloudy, with a low around 8. East wind 5 to 15 mph becoming north northwest after midnight.
  • Wednesday Cloudy through mid morning, then gradual clearing, with a high near 14.
  • Wednesday Night Partly cloudy, with a low around -5.
  • Thursday Mostly sunny, with a high near 17.
  • Thursday Night Partly cloudy, with a low around 9.
  • Friday Mostly sunny, with a high near 30.
  • Friday Night Mostly cloudy, with a low around 22.
  • Saturday Mostly cloudy, with a high near 32.
  • Saturday Night A slight chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 20%.
  • Sunday Mostly cloudy, with a high near 33.