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.

Overcast

38°F

3°C

Humidity 73%
Wind Speed NW 18 mph
Barometer 30.15 in (1022.6 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 30 Dec 7:52 pm CST
Extended Forecast for

Sergeant Bluff IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40. West northwest wind 5 to 10 mph becoming north in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 14. North northeast wind 5 to 10 mph becoming light and variable after midnight.

    Low: 14 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 30. Light east southeast wind becoming south 5 to 10 mph in the morning.

    High: 30 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 18. South southeast wind around 5 mph becoming calm.

    Low: 18 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 29. North wind around 5 mph.

    High: 29 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 40. West northwest wind 5 to 10 mph becoming north in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 14. North northeast wind 5 to 10 mph becoming light and variable after midnight.
New Year's Day
Partly sunny, with a high near 30. Light east southeast wind becoming south 5 to 10 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 18. South southeast wind around 5 mph becoming calm.
Friday
Partly sunny, with a high near 29. North wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 40.
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:
6:33 pm CST Dec 30, 2025
Forecast Valid:
7pm CST Dec 30, 2025-6pm CST Jan 6, 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