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

23°F

-5°C

Humidity 92%
Wind Speed W 6 mph
Barometer 30.44 in (1031.8 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 23 Mar 3:52 am CDT
Extended Forecast for

Sergeant Bluff IA

  • Today

    Today: Isolated showers after 5pm. Increasing clouds, with a high near 53. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 10%.

    High: 53 °F

    Partly Sunny
    then Isolated
    Showers

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 31. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Increasing clouds, with a high near 64. South wind around 10 mph.

    High: 64 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. South wind around 10 mph.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 80. South wind 5 to 10 mph becoming west southwest in the afternoon.

    High: 80 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. West northwest wind 5 to 10 mph becoming south southeast in the evening.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of rain after 1pm. Partly sunny, with a high near 69. Breezy.

    High: 69 °F

    Partly Sunny
    then Slight
    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. Blustery.

    Low: 24 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

Today
Isolated showers after 5pm. Increasing clouds, with a high near 53. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 10%.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 31. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Increasing clouds, with a high near 64. South wind around 10 mph.
Tuesday Night
Mostly cloudy, with a low around 44. South wind around 10 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 80. South wind 5 to 10 mph becoming west southwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 50. West northwest wind 5 to 10 mph becoming south southeast in the evening.
Thursday
A 20 percent chance of rain after 1pm. Partly sunny, with a high near 69. Breezy.
Thursday Night
Partly cloudy, with a low around 24. Blustery.
Friday
Mostly sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 24.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 69.
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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:
2:18 am CDT Mar 23, 2026
Forecast Valid:
4am CDT Mar 23, 2026-6pm CDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation