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.

Fair

57°F

14°C

Humidity 74%
Wind Speed N 17 G 29 mph
Barometer 29.63 in (1002.5 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 22 Mar 12:52 am CDT
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.

    Low: 39 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 52. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 52 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. North wind 5 to 10 mph becoming light and variable in the evening.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of rain after 1pm. Partly sunny, with a high near 55. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 55 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 35. South wind around 10 mph.

    Low: 35 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 66. South wind around 10 mph.

    High: 66 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. Breezy, with a north wind 20 to 25 mph, with gusts as high as 40 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 52. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 28. North wind 5 to 10 mph becoming light and variable in the evening.
Monday
A 20 percent chance of rain after 1pm. Partly sunny, with a high near 55. Light southeast wind becoming south 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. South wind around 10 mph.
Tuesday
Partly sunny, with a high near 66. South wind around 10 mph.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Partly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Partly sunny, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 28.
Saturday
Mostly sunny, with a high near 58.
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 96.39°W (Elev. 1099 ft)
Last Update:
1:22 am CDT Mar 22, 2026
Forecast Valid:
1am CDT Mar 22, 2026-6pm CDT Mar 28, 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