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

21°F

-6°C

Humidity 88%
Wind Speed E 9 mph
Barometer 29.98 in (1016.8 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 2 Jan 9:52 am CST
Extended Forecast for

Sioux City IA

  • Today

    Today: A chance of flurries before 2pm, then a chance of sleet between 2pm and 4pm, then snow showers likely after 4pm. Cloudy, with a high near 26. East wind around 5 mph. Chance of precipitation is 70%. Little or no snow and sleet accumulation expected.

    High: 26 °F

    Cloudy then
    Snow/Sleet
    Likely

  • Tonight

    Tonight: Snow before 1am, then a chance of flurries between 1am and 2am. Low around 23. East wind around 5 mph becoming south after midnight. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow then
    Slight Chance
    Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 36. Calm wind becoming southwest around 5 mph.

    High: 36 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23. Light east wind becoming southeast 5 to 10 mph after midnight.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 45. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 45 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. South wind 5 to 10 mph becoming light and variable after midnight.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of flurries before 2pm, then a chance of sleet between 2pm and 4pm, then snow showers likely after 4pm. Cloudy, with a high near 26. East wind around 5 mph. Chance of precipitation is 70%. Little or no snow and sleet accumulation expected.
Tonight
Snow before 1am, then a chance of flurries between 1am and 2am. Low around 23. East wind around 5 mph becoming south after midnight. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Saturday
Mostly sunny, with a high near 36. Calm wind becoming southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 23. Light east wind becoming southeast 5 to 10 mph after midnight.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 45. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 31. South wind 5 to 10 mph becoming light and variable after midnight.
Monday
Partly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Sunny, with a high near 53.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
A 20 percent chance of rain. Partly sunny, with a high near 47.
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:
10:38 am CST Jan 2, 2026
Forecast Valid:
10am CST Jan 2, 2026-6pm CST Jan 8, 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