Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair and Breezy

-10°F

-23°C

Humidity 46%
Wind Speed N 21 G 29 mph
Barometer 30.73 in (1043.7 mb)
Dewpoint -25°F (-32°C)
Visibility 10.00 mi
Wind Chill-36°F (-38°C)
Last update 23 Jan 4:52 am CST
Extended Forecast for

Sioux City IA

Extreme Cold Warning January 23, 05:10am until January 23, 09:00am
Click here for hazard details and duration
...
  •  
    Extreme Cold Warning January 23, 05:10am until January 23, 09:00am

    NOW until 9:00am Fri

    Extreme Cold Warning

  • Today

    High: 1 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of snow after midnight.  Cloudy, with a low around -3. North wind around 5 mph becoming east southeast after midnight.

    Low: -3 °F

    Cloudy then
    Slight Chance
    Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 8. Calm wind becoming south southeast around 5 mph.

    High: 8 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -4. South southeast wind around 5 mph.

    Low: -4 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 14. East southeast wind around 5 mph becoming north northwest in the afternoon.

    High: 14 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -6. North northwest wind around 5 mph becoming west southwest after midnight.

    Low: -6 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 26.

    High: 26 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

Detailed Forecast

Today
Mostly cloudy, with a high near 1. Wind chill values as low as -32. North wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of snow after midnight. Cloudy, with a low around -3. North wind around 5 mph becoming east southeast after midnight.
Saturday
Mostly cloudy, with a high near 8. Calm wind becoming south southeast around 5 mph.
Saturday Night
Mostly cloudy, with a low around -4. South southeast wind around 5 mph.
Sunday
Partly sunny, with a high near 14. East southeast wind around 5 mph becoming north northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around -6. North northwest wind around 5 mph becoming west southwest after midnight.
Monday
Sunny, with a high near 26.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 4.
Wednesday
Mostly sunny, with a high near 21.
Wednesday Night
Partly cloudy, with a low around -1.
Thursday
Mostly sunny, with a high near 17.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 ft)
3:33 am CST Jan 23, 2026
5am CST Jan 23, 2026-6pm CST Jan 29, 2026
 
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