National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

13°F

-11°C

Humidity 88%
Wind Speed SE 6 mph
Barometer 30.03 in (1019.1 mb)
Dewpoint 10°F (-12°C)
Visibility 9.00 mi
Wind Chill4°F (-16°C)
Last update 1 Dec 6:52 pm CST
Extended Forecast for

Sioux Gateway Airport IA

  • Tonight

    Tonight: Partly cloudy, with a low around 1. South wind around 5 mph becoming calm after midnight.

    Low: 1 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 31. Light south southeast wind increasing to 5 to 10 mph in the morning.

    High: 31 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of freezing rain after midnight, mixing with snow after 3am. Cloudy, with a temperature rising to around 27 by midnight. South wind 5 to 10 mph becoming north northwest after midnight. Chance of precipitation is 20%.

    Low: 21 °F⇑

    Mostly Cloudy
    then Slight
    Chance Wintry
    Mix

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 11 by 5pm. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 28 °F⇓

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -12. North northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: -12 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 20. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 20 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 1. South wind around 5 mph becoming calm after midnight.
Tuesday
Partly sunny, with a high near 31. Light south southeast wind increasing to 5 to 10 mph in the morning.
Tuesday Night
A slight chance of freezing rain after midnight, mixing with snow after 3am. Cloudy, with a temperature rising to around 27 by midnight. South wind 5 to 10 mph becoming north northwest after midnight. Chance of precipitation is 20%.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 11 by 5pm. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around -12. North northwest wind 5 to 10 mph becoming light and variable in the evening.
Thursday
Mostly sunny, with a high near 20. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 10.
Friday
Partly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 28.
Saturday Night
Mostly cloudy, with a low around 5.
Sunday
Mostly cloudy, with a high near 19.
Sunday Night
Mostly cloudy, with a low around 6.
Monday
Partly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux Gateway Airport IA
 42.41°N 96.38°W (Elev. 1093 ft)
Last Update:
5:23 pm CST Dec 1, 2025
Forecast Valid:
7pm CST Dec 1, 2025-6pm CST Dec 8, 2025
 
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Additional Resources

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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