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

41°F

5°C

Humidity 49%
Wind Speed NE 10 mph
Barometer 30.01 in (1016.9 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 27 Feb 9:52 pm CST
Extended Forecast for

Sergeant Bluff IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. East northeast wind 5 to 10 mph.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 47. East northeast wind around 10 mph becoming west in the afternoon.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 15. Northeast wind 5 to 10 mph.

    Low: 15 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 20 percent chance of snow. Mostly cloudy, with a high near 34. East wind 5 to 10 mph.

    High: 34 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20. Southeast wind 5 to 10 mph.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of rain after noon. Cloudy, with a high near 42. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 42 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: A 50 percent chance of rain. Cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain

  • Tuesday

    Tuesday: A 20 percent chance of rain before noon. Mostly cloudy, with a high near 49.

    High: 49 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 24. East northeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 47. East northeast wind around 10 mph becoming west in the afternoon.
Saturday Night
Increasing clouds, with a low around 15. Northeast wind 5 to 10 mph.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 34. East wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 20. Southeast wind 5 to 10 mph.
Monday
A 20 percent chance of rain after noon. Cloudy, with a high near 42. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 50 percent chance of rain. Cloudy, with a low around 30.
Tuesday
A 20 percent chance of rain before noon. Mostly cloudy, with a high near 49.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 29.
Wednesday
A 30 percent chance of rain. Partly sunny, with a high near 52.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 59.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 50.
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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:
9:43 pm CST Feb 27, 2026
Forecast Valid:
10pm CST Feb 27, 2026-6pm CST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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