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 and Windy

12°F

-11°C

Humidity 64%
Wind Speed NW 31 G 45 mph
Barometer 30.13 in (1022.2 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill-10°F (-23°C)
Last update 28 Dec 4:52 pm CST
Extended Forecast for

Sioux City IA

Winter Weather Advisory December 28, 05:24pm until December 29, 06:00am
Wind Advisory December 28, 05:24pm until December 29, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
Wind Advisory
  •  
    Winter Weather Advisory December 28, 05:24pm until December 29, 06:00am
    Wind Advisory December 28, 05:24pm until December 29, 12:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 7 °F

    Patchy
    Blowing Snow
    and Windy

  • Monday

    Monday: Patchy blowing snow before 10am. Mostly sunny, with a high near 18. Blustery, with a northwest wind 15 to 25 mph decreasing to 5 to 15 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 18 °F

    Patchy
    Blowing Snow
    and Blustery
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10. Northwest wind around 5 mph becoming calm.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. South southwest wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. Northwest wind around 5 mph.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. Northwest wind around 5 mph becoming northeast in the afternoon.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

Detailed Forecast

Tonight
Patchy blowing snow. Mostly cloudy, with a low around 7. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph.
Monday
Patchy blowing snow before 10am. Mostly sunny, with a high near 18. Blustery, with a northwest wind 15 to 25 mph decreasing to 5 to 15 mph in the afternoon. Winds could gust as high as 35 mph.
Monday Night
Mostly clear, with a low around 10. Northwest wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 38. South southwest wind 5 to 10 mph becoming west northwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 23. Northwest wind around 5 mph.
Wednesday
Partly sunny, with a high near 35. Northwest wind around 5 mph becoming northeast in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 13.
New Year's Day
Mostly sunny, with a high near 28.
Thursday Night
Mostly cloudy, with a low around 17.
Friday
Partly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 35.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 36.
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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:
4:48 pm CST Dec 28, 2025
Forecast Valid:
5pm CST Dec 28, 2025-6pm CST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation