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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 42.48°N 96.41°W (Text-Only)
NWS Forecast for: South Sioux City NE
Issued by: National Weather Service Sioux Falls, SD
Last Update: 2:03 am CST Dec 5, 2025		Print

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 22. South southeast wind around 5 mph.

    Low: 22 °F

    Mostly Cloudy


  • Friday

    Friday: Mostly cloudy, with a high near 36. South southeast wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 36 °F

    Mostly Cloudy


  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 17. Northwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 17 °F

    Mostly Cloudy


  • Saturday

    Saturday: Snow likely, mainly after noon. Cloudy, with a high near 28. Light east southeast wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around 2 inches.

    High: 28 °F

    Slight Chance
    Snow then
    Snow Likely

  • Saturday
    Night

    Saturday Night: Snow likely before midnight. Cloudy, with a low around 7. East southeast wind around 10 mph becoming north after midnight. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 7 °F

    Snow Likely
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 14. North wind around 5 mph.

    High: 14 °F

    Partly Sunny


  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 0.

    Low: 0 °F

    Mostly Cloudy


  • Monday

    Monday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny


  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy




    • Overnight: Mostly cloudy, with a steady temperature around 22. South southeast wind around 5 mph.

    Friday: Mostly cloudy, with a high near 36. South southeast wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    Friday Night: Mostly cloudy, with a low around 17. Northwest wind 5 to 10 mph becoming light and variable after midnight.

    Saturday: Snow likely, mainly after noon. Cloudy, with a high near 28. Light east southeast wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around 2 inches.

    Saturday Night: Snow likely before midnight. Cloudy, with a low around 7. East southeast wind around 10 mph becoming north after midnight. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Sunday: Partly sunny, with a high near 14. North wind around 5 mph.

    Sunday Night: Mostly cloudy, with a low around 0.

    Monday: Partly sunny, with a high near 31.

    Monday Night: Partly cloudy, with a low around 19.

    Tuesday: Mostly cloudy, with a high near 37.

    Tuesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 22.

    Wednesday: Mostly cloudy, with a high near 31.

    Wednesday Night: Mostly cloudy, with a low around 11.

    Thursday: Mostly cloudy, with a high near 26.


    South Sioux City NE
     42.48°N 96.41°W (Elev. 1093 ft)

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