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 and Breezy

29°F

-2°C

Humidity 51%
Wind Speed NW 21 G 30 mph
Barometer 30.25 in (1026.0 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 10 Jan 4:52 pm CST
Extended Forecast for

Sergeant Bluff IA

  • Tonight

    Tonight: Clear, with a low around 15. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 41. West northwest wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 41 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 28. South wind 5 to 10 mph becoming west northwest after midnight.

    Low: 28 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 53. West northwest wind around 5 mph becoming south southwest in the afternoon.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. South southwest wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 56 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 15. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 41. West northwest wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Increasing clouds, with a low around 28. South wind 5 to 10 mph becoming west northwest after midnight.
Monday
Mostly sunny, with a high near 53. West northwest wind around 5 mph becoming south southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 37. South southwest wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 56. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Partly cloudy, with a low around 21.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Mostly cloudy, with a low around 28. Blustery.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 36. Breezy.
Friday Night
Mostly cloudy, with a low around 13.
Saturday
Partly sunny, with a high near 28.
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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:
4:33 pm CST Jan 10, 2026
Forecast Valid:
5pm CST Jan 10, 2026-6pm CST Jan 17, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation