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.

Overcast

-2°F

-19°C

Humidity 41%
Wind Speed N 7 mph
Barometer 30.75 in (1044.8 mb)
Dewpoint -20°F (-29°C)
Visibility 10.00 mi
Wind Chill-15°F (-26°C)
Last update 23 Jan 7:52 pm CST
Extended Forecast for

Sioux City IA

  • Tonight

    Tonight: A chance of flurries between midnight and 5am. Cloudy, with a low around -4. North wind around 5 mph becoming calm after midnight.

    Low: -4 °F

    Chance
    Flurries

  • Saturday

    Saturday: Mostly cloudy, with a high near 10. Calm wind becoming south around 5 mph.

    High: 10 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -3. South southeast wind around 5 mph becoming calm.

    Low: -3 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 14. Light and variable wind becoming north northwest 5 to 10 mph in the morning.

    High: 14 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -7. North northwest wind 5 to 10 mph.

    Low: -7 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 24. South southwest wind 5 to 10 mph.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of flurries between midnight and 5am. Cloudy, with a low around -4. North wind around 5 mph becoming calm after midnight.
Saturday
Mostly cloudy, with a high near 10. Calm wind becoming south around 5 mph.
Saturday Night
Mostly cloudy, with a low around -3. South southeast wind around 5 mph becoming calm.
Sunday
Partly sunny, with a high near 14. Light and variable wind becoming north northwest 5 to 10 mph in the morning.
Sunday Night
Partly cloudy, with a low around -7. North northwest wind 5 to 10 mph.
Monday
Sunny, with a high near 24. South southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 10.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 5.
Wednesday
Mostly sunny, with a high near 25.
Wednesday Night
Partly cloudy, with a low around 2.
Thursday
Mostly sunny, with a high near 20.
Thursday Night
Partly cloudy, with a low around 1.
Friday
Mostly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 ft)
Last Update:
7:43 pm CST Jan 23, 2026
Forecast Valid:
8pm CST Jan 23, 2026-6pm CST Jan 30, 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