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

24°F

-4°C

Humidity 77%
Wind Speed Calm
Barometer 30.09 in (1019.8 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 13 Feb 1:52 am CST
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: Clear, with a low around 26. Calm wind.

    Low: 26 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 62. Calm wind becoming southeast around 5 mph.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 35. South southeast wind around 5 mph.

    Low: 35 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 61. South southeast wind around 5 mph becoming southwest in the afternoon.

    High: 61 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 26. Calm wind.
Friday
Sunny, with a high near 62. Calm wind becoming southeast around 5 mph.
Friday Night
Increasing clouds, with a low around 35. South southeast wind around 5 mph.
Saturday
Partly sunny, with a high near 61. South southeast wind around 5 mph becoming southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 32. Calm wind.
Sunday
Sunny, with a high near 64. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 39.
Washington's Birthday
Mostly sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
A 40 percent chance of rain. Partly cloudy, with a low around 40.
Wednesday
A 20 percent chance of rain. Mostly sunny, with a high near 57.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 45.
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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:
12:33 am CST Feb 13, 2026
Forecast Valid:
2am CST Feb 13, 2026-6pm CST Feb 19, 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