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 and Breezy

16°F

-9°C

Humidity 49%
Wind Speed NW 22 G 29 mph
Barometer 30.71 in (1042.1 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 22 Feb 10:52 am CST
Extended Forecast for

Sioux City IA

  • Today

    Today: Sunny, with a high near 27. North northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 27 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 3. North northwest wind 5 to 10 mph becoming light north after midnight.

    Low: 3 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 29. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 29 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 16. South wind 5 to 10 mph.

    Low: 16 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 54. South wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 54 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. Northwest wind 5 to 10 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow after noon. Partly sunny, with a high near 46. Chance of precipitation is 30%.

    High: 46 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before midnight. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.

    Low: 23 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 27. North northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 3. North northwest wind 5 to 10 mph becoming light north after midnight.
Monday
Sunny, with a high near 29. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 16. South wind 5 to 10 mph.
Tuesday
Mostly cloudy, with a high near 54. South wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 24. Northwest wind 5 to 10 mph.
Wednesday
A chance of rain and snow after noon. Partly sunny, with a high near 46. Chance of precipitation is 30%.
Wednesday Night
A chance of rain and snow before midnight. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 50.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 64.
Friday Night
A slight chance of rain and snow. Partly cloudy, with a low around 28. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 42.
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:
9:48 am CST Feb 22, 2026
Forecast Valid:
11am CST Feb 22, 2026-6pm CST Feb 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