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Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fog

42°F

6°C

Humidity 100%
Wind Speed SE 3 mph
Barometer 29.65 in (1004.5 mb)
Dewpoint 42°F (6°C)
Visibility 0.25 mi
Last update 27 Dec 11:52 pm CST
Extended Forecast for

Sioux City IA

Winter Weather Advisory December 28, 03:00am until December 29, 06:00am
Wind Advisory December 28, 06:00am until December 29, 12:00am
Dense Fog Advisory December 28, 12:11am until December 28, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
Wind Advisory
Dense Fog Advisory
  •  
    Dense Fog Advisory December 28, 12:11am until December 28, 06:00am

    NOW until 6:00am Sun

    Dense Fog Advisory

  • Overnight

    Low: 25 °F

    Chance
    Rain/Snow and
    Areas Dense
    Fog

  • Sunday

    Sunday: Snow, mainly before 1pm. Patchy blowing snow. Temperature falling to around 14 by 5pm. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    High: 31 °F⇓

    Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Patchy blowing snow. Mostly cloudy, with a low around 9. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 40 mph.

    Low: 9 °F

    Patchy
    Blowing Snow
    and Blustery

  • Monday

    Monday: Patchy blowing snow before 9am. Mostly sunny, with a high near 18. Blustery, with a northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 18 °F

    Patchy
    Blowing Snow
    and Blustery
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 8. Northwest wind 5 to 10 mph becoming southwest after midnight.

    Low: 8 °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 22.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of rain and snow after 5am. Areas of dense fog before 5am. Otherwise, cloudy, with a low around 25. Blustery, with a light north wind becoming north northwest 15 to 20 mph. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Sunday
Snow, mainly before 1pm. Patchy blowing snow. Temperature falling to around 14 by 5pm. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Sunday Night
Patchy blowing snow. Mostly cloudy, with a low around 9. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 40 mph.
Monday
Patchy blowing snow before 9am. Mostly sunny, with a high near 18. Blustery, with a northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Mostly clear, with a low around 8. Northwest wind 5 to 10 mph becoming southwest after midnight.
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 22.
Wednesday
Mostly cloudy, with a high near 33.
Wednesday Night
Mostly cloudy, with a low around 12.
New Year's Day
Mostly sunny, with a high near 24.
Thursday Night
Partly cloudy, with a low around 11.
Friday
Mostly sunny, with a high near 28.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 ft)
Last Update:
11:08 pm CST Dec 27, 2025
Forecast Valid:
12am CST Dec 28, 2025-6pm CST Jan 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation