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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 42.78°N 96.18°W (Text-Only)
NWS Forecast for: Le Mars IA
Issued by: National Weather Service Sioux Falls, SD
Last Update: 10:58 pm CST Dec 4, 2025		Print

  • Overnight

    Overnight: Increasing clouds, with a steady temperature around 21. South wind 5 to 10 mph.

    Low: 21 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, with a high near 35. South southwest wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 35 °F

    Mostly Cloudy


  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 15. Northwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 15 °F

    Mostly Cloudy


  • Saturday

    Saturday: Snow, mainly after noon. High near 26. Light east wind becoming east southeast 10 to 15 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of around 3 inches.

    High: 26 °F

    Slight Chance
    Snow then
    Snow

  • Saturday
    Night

    Saturday Night: Snow likely before midnight. Cloudy, with a low around 4. East wind around 10 mph becoming north northeast after midnight. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 4 °F

    Snow Likely
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 11. North wind around 5 mph.

    High: 11 °F

    Partly Sunny


  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around -1.

    Low: -1 °F

    Mostly Cloudy


  • Monday

    Monday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny


  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy




    • Overnight: Increasing clouds, with a steady temperature around 21. South wind 5 to 10 mph.

    Friday: Mostly cloudy, with a high near 35. South southwest wind 5 to 10 mph becoming west northwest in the afternoon.

    Friday Night: Mostly cloudy, with a low around 15. Northwest wind 5 to 10 mph becoming light and variable after midnight.

    Saturday: Snow, mainly after noon. High near 26. Light east wind becoming east southeast 10 to 15 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of around 3 inches.

    Saturday Night: Snow likely before midnight. Cloudy, with a low around 4. East wind around 10 mph becoming north northeast after midnight. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Sunday: Partly sunny, with a high near 11. North wind around 5 mph.

    Sunday Night: Mostly cloudy, with a low around -1.

    Monday: Partly sunny, with a high near 30.

    Monday Night: Partly cloudy, with a low around 17.

    Tuesday: Mostly cloudy, with a high near 35.

    Tuesday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 20.

    Wednesday: Mostly cloudy, with a high near 29.

    Wednesday Night: Mostly cloudy, with a low around 8.

    Thursday: Mostly cloudy, with a high near 24.


    Le Mars IA
     42.78°N 96.18°W (Elev. 1211 ft)

    Visit your local NWS office at: https://www.weather.gov/fsd/