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

30°F

-1°C

Humidity 54%
Wind Speed E 6 mph
Barometer 30.23 in (1024.4 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 20 Apr 3:52 am CDT
Extended Forecast for

Sergeant Bluff IA

  • Today

    Today: Sunny, with a high near 73. Breezy, with a south southeast wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 73 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 47. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 84. South wind around 5 mph becoming north in the morning.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53. East southeast wind 5 to 10 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 85 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 59. Breezy, with a south southeast wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 59 °F

    Breezy.
    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers. Partly sunny, with a high near 81. Breezy.

    High: 81 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. Breezy.

    Low: 41 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 62. Breezy.

    High: 62 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 73. Breezy, with a south southeast wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Partly cloudy, with a low around 47. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 84. South wind around 5 mph becoming north in the morning.
Tuesday Night
Mostly clear, with a low around 53. East southeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 85. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Wednesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 59. Breezy, with a south southeast wind 20 to 25 mph, with gusts as high as 35 mph.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 81. Breezy.
Thursday Night
Partly cloudy, with a low around 41. Breezy.
Friday
Mostly sunny, with a high near 62. Breezy.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Partly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 59.
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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:
3:18 am CDT Apr 20, 2026
Forecast Valid:
4am CDT Apr 20, 2026-6pm CDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation