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

38°F

3°C

Humidity 73%
Wind Speed SE 3 mph
Barometer 30.15 in (1021.8 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 12 Jan 10:52 am CST
Extended Forecast for

4 Miles NNE Sergeant Bluff IA

  • Today

    Today: Sunny, with a high near 54. Southwest wind around 5 mph.

    High: 54 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 37. Southwest wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.

    Low: 37 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly before 3pm. Mostly cloudy, with a high near 55. West northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 55 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 24 °F

    Partly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: Sunny, with a high near 32. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 32 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15. North wind 5 to 10 mph becoming south after midnight.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow after noon. Partly sunny, with a high near 41. Chance of precipitation is 20%.

    High: 41 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 26. Blustery.

    Low: 26 °F

    Chance Snow
    and Blustery

  • Friday

    Friday: A 40 percent chance of snow. Mostly cloudy, with a high near 33. Breezy.

    High: 33 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 54. Southwest wind around 5 mph.
Tonight
Increasing clouds, with a low around 37. Southwest wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.
Tuesday
A 30 percent chance of rain, mainly before 3pm. Mostly cloudy, with a high near 55. West northwest wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 24. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 32. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 15. North wind 5 to 10 mph becoming south after midnight.
Thursday
A slight chance of rain and snow after noon. Partly sunny, with a high near 41. Chance of precipitation is 20%.
Thursday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 26. Blustery.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 33. Breezy.
Friday Night
Mostly cloudy, with a low around 10. Blustery.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 21.
Saturday Night
Partly cloudy, with a low around 6.
Sunday
Mostly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Sergeant Bluff IA
 42.46°N 96.33°W (Elev. 1198 ft)
Last Update:
10:58 am CST Jan 12, 2026
Forecast Valid:
11am CST Jan 12, 2026-6pm CST Jan 18, 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