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

29°F

-2°C

Humidity 61%
Wind Speed SE 3 mph
Barometer 30.33 in (1028.1 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 7 Feb 12:52 am CST
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 25. East southeast wind around 5 mph.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 46. South wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 46 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. South southeast wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 51. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 51 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. Calm wind becoming south around 5 mph after midnight.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 66. South wind 5 to 10 mph.

    High: 66 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 47.

    High: 47 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 25. East southeast wind around 5 mph.
Saturday
Partly sunny, with a high near 46. South wind 5 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 30. South southeast wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 51. Northwest wind around 5 mph becoming calm in the afternoon.
Sunday Night
Partly cloudy, with a low around 33. Calm wind becoming south around 5 mph after midnight.
Monday
Partly sunny, with a high near 66. South wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Cloudy, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Mostly cloudy, with a high near 46.
Wednesday Night
A 30 percent chance of rain. Cloudy, with a low around 31.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.
Friday
A slight chance of rain and snow. Mostly cloudy, with a high near 46. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.41°W (Elev. 1106 ft)
Last Update:
12:58 am CST Feb 7, 2026
Forecast Valid:
1am CST Feb 7, 2026-6pm CST Feb 13, 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