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

27°F

-3°C

Humidity 78%
Wind Speed E 3 mph
Barometer 30.11 in (1020.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 13 Feb 8:52 am CST
Extended Forecast for

Sergeant Bluff IA

  • Today

    Today: Sunny, with a high near 60. West wind around 5 mph becoming southeast in the afternoon.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 34. Southeast wind around 5 mph.

    Low: 34 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 60. Southeast wind around 5 mph becoming south southwest in the afternoon.

    High: 60 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. South southwest wind around 5 mph becoming calm.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39. South southwest wind around 10 mph.

    Low: 39 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 60. West wind around 5 mph becoming southeast in the afternoon.
Tonight
Increasing clouds, with a low around 34. Southeast wind around 5 mph.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 60. Southeast wind around 5 mph becoming south southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 31. South southwest wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 64. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 39. South southwest wind around 10 mph.
Washington's Birthday
Mostly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Partly sunny, with a high near 70.
Tuesday Night
A 40 percent chance of rain. Partly cloudy, with a low around 40.
Wednesday
A slight chance of rain and snow. Mostly sunny, with a high near 57. Chance of precipitation is 20%.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Thursday
A 20 percent chance of snow. Mostly cloudy, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.39°N 96.35°W (Elev. 1089 ft)
Last Update:
8:14 am CST Feb 13, 2026
Forecast Valid:
9am CST Feb 13, 2026-6pm CST Feb 19, 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