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

11°F

-12°C

Humidity 84%
Wind Speed NW 8 mph
Barometer 30.22 in (1025.4 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 21 Feb 5:52 am CST
Extended Forecast for

Sergeant Bluff IA

  • Today

    Today: Partly sunny, with a high near 31. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 31 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 8. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 8 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 27. North northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 27 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 1. North wind 5 to 10 mph.

    Low: 1 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 25. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 25 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 13. South wind around 10 mph.

    Low: 13 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 50. Breezy.

    High: 50 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
Partly sunny, with a high near 31. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 8. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 27. North northwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 1. North wind 5 to 10 mph.
Monday
Sunny, with a high near 25. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 13. South wind around 10 mph.
Tuesday
Mostly cloudy, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 50. Breezy.
Wednesday Night
A slight chance of rain and snow before midnight, then a slight chance of snow. Partly cloudy, with a low around 22. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 30.
Friday
Mostly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.39°N 96.35°W (Elev. 1089 ft)
Last Update:
4:33 am CST Feb 21, 2026
Forecast Valid:
6am CST Feb 21, 2026-6pm CST Feb 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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