National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

39°F

4°C

Humidity 50%
Wind Speed S 16 mph
Barometer 30.32 in (1028.1 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 11 Jan 2:52 pm CST
Extended Forecast for

North Sioux City SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 39. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 28. South wind 5 to 10 mph becoming northwest in the evening.

    Low: 28 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 54. West southwest wind around 5 mph.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 57. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 57 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27. Blustery, with a north northwest wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 27 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34. Breezy.

    High: 34 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 39. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 28. South wind 5 to 10 mph becoming northwest in the evening.
Monday
Mostly sunny, with a high near 54. West southwest wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 36. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 57. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday Night
Mostly cloudy, with a low around 27. Blustery, with a north northwest wind 20 to 25 mph, with gusts as high as 35 mph.
Wednesday
Mostly sunny, with a high near 34. Breezy.
Wednesday Night
Partly cloudy, with a low around 18.
Thursday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 42.
Thursday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 27. Blustery.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 34. Breezy.
Friday Night
Mostly cloudy, with a low around 11. Blustery.
Saturday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
North Sioux City SD
 42.52°N 96.47°W (Elev. 1161 ft)
Last Update:
2:54 pm CST Jan 11, 2026
Forecast Valid:
3pm CST Jan 11, 2026-6pm CST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation