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.

Fair and Breezy

-10°C

14°F

Humidity 67%
Wind Speed N 37 G 52 km/h
Barometer 1020.2 mb (30.08 in)
Dewpoint -15°C (5°F)
Visibility 16 km
Wind Chill-21°C (-5°F)
Last update 18 Jan 1:52 am CST
Extended Forecast for

Sioux City IA

Cold Weather Advisory January 18, 09:00pm until January 19, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory

  • Overnight

    Overnight: A slight chance of flurries before 4am. Mostly cloudy, with a low around -12. Blustery, with a north northwest wind 30 to 35 km/h, with gusts as high as 50 km/h.

    Low: -12 °C

    Slight Chance
    Flurries and
    Blustery

  • Saturday

    Saturday: Partly sunny, with a high near -8. North northwest wind around 25 km/h, with gusts as high as 40 km/h.

    High: -8 °C

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around -20. Wind chill values as low as -30. North northwest wind 20 to 25 km/h, with gusts as high as 35 km/h.

    Low: -20 °C

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near -13. Wind chill values as low as -31. Northwest wind 15 to 25 km/h, with gusts as high as 35 km/h.

    High: -13 °C

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -21. West northwest wind around 10 km/h.

    Low: -21 °C

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near -14. Northwest wind 10 to 15 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 40 km/h.

    High: -14 °C

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around -23.

    Low: -23 °C

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near -8.

    High: -8 °C

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around -13.

    Low: -13 °C

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of flurries before 4am. Mostly cloudy, with a low around -12. Blustery, with a north northwest wind 30 to 35 km/h, with gusts as high as 50 km/h.
Saturday
Partly sunny, with a high near -8. North northwest wind around 25 km/h, with gusts as high as 40 km/h.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around -20. Wind chill values as low as -30. North northwest wind 20 to 25 km/h, with gusts as high as 35 km/h.
Sunday
Sunny, with a high near -13. Wind chill values as low as -31. Northwest wind 15 to 25 km/h, with gusts as high as 35 km/h.
Sunday Night
Mostly clear, with a low around -21. West northwest wind around 10 km/h.
M.L.King Day
Mostly sunny, with a high near -14. Northwest wind 10 to 15 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 40 km/h.
Monday Night
Mostly clear, with a low around -23.
Tuesday
Sunny, with a high near -8.
Tuesday Night
Mostly cloudy, with a low around -13.
Wednesday
Partly sunny, with a high near 1.
Wednesday Night
Mostly cloudy, with a low around -9.
Thursday
Partly sunny, with a high near -1.
Thursday Night
Mostly cloudy, with a low around -12.
Friday
Mostly sunny, with a high near 2.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 m)
Last Update:
2:02 am CST Jan 18, 2025
Forecast Valid:
2am CST Jan 18, 2025-6pm CST Jan 24, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation