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.

A Few Clouds

26°F

-3°C

Humidity 84%
Wind Speed SE 9 mph
Barometer 29.82 in (1011.5 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 18 Mar 12:52 am CDT
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: Partly cloudy, with a low around 27. South southeast wind around 5 mph.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 61. West wind around 5 mph.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 35. South southeast wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 65. Northwest wind around 5 mph.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. East wind around 5 mph becoming south southwest after midnight.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76. Southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 27. South southeast wind around 5 mph.
Wednesday
Partly sunny, with a high near 61. West wind around 5 mph.
Wednesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 35. South southeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 65. Northwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 41. East wind around 5 mph becoming south southwest after midnight.
Friday
Mostly sunny, with a high near 76. Southwest wind 5 to 10 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
Mostly cloudy, with a high near 51.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.41°W (Elev. 1106 ft)
Last Update:
11:43 pm CDT Mar 17, 2026
Forecast Valid:
1am CDT Mar 18, 2026-6pm CDT Mar 24, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation