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.

Mostly Cloudy

38°F

3°C

Humidity 76%
Wind Speed SE 3 mph
Barometer 29.45 in (998.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 9 Dec 1:52 pm CST
Extended Forecast for

Sioux City IA

High Wind Warning December 9, 08:00pm until December 10, 06:00am
Click here for hazard details and duration
High Wind Warning

  • This Afternoon

    This Afternoon: A 20 percent chance of rain before 3pm. Cloudy, with a high near 42. South wind 5 to 15 mph becoming west. Winds could gust as high as 30 mph.

    High: 42 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Patchy blowing snow after 4am. Mostly cloudy, with a low around 24. Windy, with a west northwest wind 20 to 25 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 60 mph.

    Low: 24 °F

    Windy. Partly
    Cloudy then
    Patchy
    Blowing Snow

  • Wednesday

    Wednesday: Patchy blowing snow before 7am. Mostly cloudy, with a high near 26. Blustery, with a northwest wind 15 to 25 mph decreasing to 5 to 15 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 26 °F

    Patchy
    Blowing Snow
    and Blustery
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight. Cloudy, with a low around 17. North northwest wind around 5 mph becoming calm.

    Low: 17 °F

    Cloudy then
    Slight Chance
    Snow

  • Thursday

    Thursday: A chance of snow and sleet before noon, then a chance of freezing rain and sleet between noon and 3pm, then a chance of freezing rain after 3pm. Cloudy, with a high near 31. South southeast wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 31 °F

    Chance Wintry
    Mix

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 17. East wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.

    Low: 17 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy, with a high near 22.

    High: 22 °F

    Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of snow after midnight. Cloudy, with a low around 5.

    Low: 5 °F

    Cloudy then
    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow before noon. Mostly cloudy, with a high near 10.

    High: 10 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

This Afternoon
A 20 percent chance of rain before 3pm. Cloudy, with a high near 42. South wind 5 to 15 mph becoming west. Winds could gust as high as 30 mph.
Tonight
Patchy blowing snow after 4am. Mostly cloudy, with a low around 24. Windy, with a west northwest wind 20 to 25 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 60 mph.
Wednesday
Patchy blowing snow before 7am. Mostly cloudy, with a high near 26. Blustery, with a northwest wind 15 to 25 mph decreasing to 5 to 15 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
A 20 percent chance of snow after midnight. Cloudy, with a low around 17. North northwest wind around 5 mph becoming calm.
Thursday
A chance of snow and sleet before noon, then a chance of freezing rain and sleet between noon and 3pm, then a chance of freezing rain after 3pm. Cloudy, with a high near 31. South southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 17. East wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.
Friday
Cloudy, with a high near 22.
Friday Night
A 30 percent chance of snow after midnight. Cloudy, with a low around 5.
Saturday
A 40 percent chance of snow before noon. Mostly cloudy, with a high near 10.
Saturday Night
Partly cloudy, with a low around -8.
Sunday
Mostly sunny, with a high near 14.
Sunday Night
Partly cloudy, with a low around 5.
Monday
Mostly sunny, with a high near 29.
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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:
2:28 pm CST Dec 9, 2025
Forecast Valid:
2pm CST Dec 9, 2025-6pm CST Dec 15, 2025
 
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