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

Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

20°F

-7°C

Humidity 52%
Wind Speed SE 13 mph
Barometer 30.28 in (1027.9 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 23 Feb 4:52 pm CST
Extended Forecast for

Sergeant Bluff IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 16. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 16 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. Breezy, with a south southeast wind 10 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 53 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21. North northwest wind 5 to 10 mph.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow after noon. Mostly cloudy, with a high near 40. North wind 5 to 10 mph becoming southeast in the afternoon. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Partly Sunny
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 9pm, then a chance of snow between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 24. East southeast wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 55. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 16. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 53. Breezy, with a south southeast wind 10 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 21. North northwest wind 5 to 10 mph.
Wednesday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 40. North wind 5 to 10 mph becoming southeast in the afternoon. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of rain and snow before 9pm, then a chance of snow between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 24. East southeast wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday
Sunny, with a high near 55. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 31.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 12.
Sunday
A 30 percent chance of snow. Mostly cloudy, with a high near 30.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.39°N 96.35°W (Elev. 1089 ft)
Last Update:
4:53 pm CST Feb 23, 2026
Forecast Valid:
5pm CST Feb 23, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation