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

45°F

7°C

Humidity 44%
Wind Speed S 10 mph
Barometer 30.25 in (1025.3 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 23 Mar 9:52 pm CDT
Extended Forecast for

Sioux City IA

  • Tonight

    Tonight: Partly cloudy, with a low around 31. South southeast wind around 10 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 63. South southeast wind 5 to 10 mph.

    High: 63 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42. South southeast wind 5 to 10 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. South wind around 5 mph.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. South southeast wind around 5 mph.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of rain after 1pm. Partly sunny, with a high near 66. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 66 °F

    Partly Sunny
    then Slight
    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. Blustery.

    Low: 25 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 31. South southeast wind around 10 mph.
Tuesday
Increasing clouds, with a high near 63. South southeast wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 42. South southeast wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 80. South wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 52. South southeast wind around 5 mph.
Thursday
A 20 percent chance of rain after 1pm. Partly sunny, with a high near 66. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 25. Blustery.
Friday
Mostly sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 25.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
A 20 percent chance of rain. Partly sunny, with a high near 71.
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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:
7:33 pm CDT Mar 23, 2026
Forecast Valid:
10pm CDT Mar 23, 2026-6pm CDT Mar 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