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

18°F

-8°C

Humidity 96%
Wind Speed E 3 mph
Barometer 29.78 in (1009.9 mb)
Dewpoint 17°F (-8°C)
Visibility 7.00 mi
Last update 26 Feb 3:52 am CST
Extended Forecast for

Sergeant Bluff IA

  • Overnight

    Overnight: Partly cloudy, with a low around 23. South wind around 5 mph.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 59. South wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 59 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. West northwest wind around 5 mph becoming south after midnight.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 64. Breezy, with a southwest wind 10 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 64 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. North northwest wind 5 to 10 mph becoming east northeast in the evening.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 39. East northeast wind around 15 mph, with gusts as high as 20 mph.

    High: 39 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of snow. Cloudy, with a high near 30.

    High: 30 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 23. South wind around 5 mph.
Thursday
Sunny, with a high near 59. South wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 29. West northwest wind around 5 mph becoming south after midnight.
Friday
Mostly sunny, with a high near 64. Breezy, with a southwest wind 10 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 23. North northwest wind 5 to 10 mph becoming east northeast in the evening.
Saturday
Sunny, with a high near 39. East northeast wind around 15 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 13.
Sunday
A 50 percent chance of snow. Cloudy, with a high near 30.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 15.
Monday
A slight chance of rain and snow after noon. Mostly cloudy, with a high near 38. Chance of precipitation is 20%.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Tuesday
Mostly cloudy, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
A 20 percent chance of rain. Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.39°N 96.35°W (Elev. 1089 ft)
Last Update:
3:17 am CST Feb 26, 2026
Forecast Valid:
3am CST Feb 26, 2026-6pm CST Mar 4, 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