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.

Partly Cloudy

14°F

-10°C

Humidity 51%
Wind Speed N 5 mph
Barometer 30.31 in (1029.1 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 25 Jan 2:52 pm CST
Extended Forecast for

Sioux City IA

Cold Weather Advisory January 26, 12:00am until January 26, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • This Afternoon

    This Afternoon: A chance of flurries before 4pm, then a slight chance of snow after 4pm. Partly sunny, with a high near 13. North northwest wind around 10 mph. Chance of precipitation is 20%.

    High: 13 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A slight chance of snow before 7pm, then a chance of flurries between 7pm and 8pm. Partly cloudy, with a low around -7. Wind chill values as low as -19. North northwest wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 20%.

    Low: -7 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 27. Wind chill values as low as -20. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 27 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 9. Southwest wind around 10 mph becoming northwest after midnight.

    Low: 9 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 19. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 19 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 5. Northwest wind around 5 mph becoming calm in the evening.

    Low: 5 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 20.

    High: 20 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of flurries before 4pm, then a slight chance of snow after 4pm. Partly sunny, with a high near 13. North northwest wind around 10 mph. Chance of precipitation is 20%.
Tonight
A slight chance of snow before 7pm, then a chance of flurries between 7pm and 8pm. Partly cloudy, with a low around -7. Wind chill values as low as -19. North northwest wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 20%.
Monday
Sunny, with a high near 27. Wind chill values as low as -20. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 9. Southwest wind around 10 mph becoming northwest after midnight.
Tuesday
Sunny, with a high near 19. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Increasing clouds, with a low around 5. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 25.
Wednesday Night
Partly cloudy, with a low around 5.
Thursday
Mostly cloudy, with a high near 20.
Thursday Night
Mostly cloudy, with a low around -1.
Friday
Mostly sunny, with a high near 16.
Friday Night
Partly cloudy, with a low around 1.
Saturday
Mostly sunny, with a high near 27.
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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:
2:18 pm CST Jan 25, 2026
Forecast Valid:
3pm CST Jan 25, 2026-6pm CST Jan 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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