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

13°F

-11°C

Humidity 74%
Wind Speed W 8 mph
Barometer 30.21 in (1024.9 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 22 Jan 2:52 am CST
Extended Forecast for

Sergeant Bluff IA

Extreme Cold Warning January 23, 12:00am until January 23, 09:00am
Click here for hazard details and duration
Extreme Cold Warning

  • Overnight

    Overnight: Mostly cloudy, with a low around 12. West wind around 5 mph.

    Low: 12 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 25. Blustery, with a west wind 5 to 10 mph becoming north northwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 25 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Blustery

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -12. Wind chill values as low as -28. North wind around 15 mph, with gusts as high as 25 mph.

    Low: -12 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy and cold, with a high near 0. Wind chill values as low as -29. North wind 5 to 15 mph.

    High: 0 °F

    Cold

  • Friday Night

    Friday Night: A 50 percent chance of snow, mainly after midnight. Cloudy, with a low around -5. North northeast wind around 5 mph becoming east southeast after midnight. New snow accumulation of less than a half inch possible.

    Low: -5 °F

    Slight Chance
    Snow then
    Chance Snow

  • Saturday

    Saturday: A 20 percent chance of snow. Mostly cloudy, with a high near 8. South wind around 5 mph.

    High: 8 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -5.

    Low: -5 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 13.

    High: 13 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -6.

    Low: -6 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 12. West wind around 5 mph.
Thursday
Mostly cloudy, with a high near 25. Blustery, with a west wind 5 to 10 mph becoming north northwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
Partly cloudy, with a low around -12. Wind chill values as low as -28. North wind around 15 mph, with gusts as high as 25 mph.
Friday
Mostly cloudy and cold, with a high near 0. Wind chill values as low as -29. North wind 5 to 15 mph.
Friday Night
A 50 percent chance of snow, mainly after midnight. Cloudy, with a low around -5. North northeast wind around 5 mph becoming east southeast after midnight. New snow accumulation of less than a half inch possible.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 8. South wind around 5 mph.
Saturday Night
Mostly cloudy, with a low around -5.
Sunday
Mostly sunny, with a high near 13.
Sunday Night
Mostly clear, with a low around -6.
Monday
Sunny, with a high near 28.
Monday Night
Mostly clear, with a low around 7.
Tuesday
Mostly sunny, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 7.
Wednesday
Mostly sunny, with a high near 26.
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:
2:28 am CST Jan 22, 2026
Forecast Valid:
3am CST Jan 22, 2026-6pm CST Jan 28, 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