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.

Overcast

34°F

1°C

Humidity 48%
Wind Speed SE 10 mph
Barometer 30.31 in (1028.1 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 1 Mar 4:52 pm CST
Extended Forecast for

Sergeant Bluff IA

  • Tonight

    Tonight: Increasing clouds, with a low around 23. Southeast wind 5 to 10 mph.

    Low: 23 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy, with a high near 44. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 44 °F

    Cloudy

  • Monday Night

    Monday Night: A 40 percent chance of rain. Cloudy, with a low around 33. Southeast wind 5 to 10 mph.

    Low: 33 °F

    Chance Rain

  • Tuesday

    Tuesday: A slight chance of drizzle before noon, then a slight chance of rain after noon. Mostly cloudy, with a high near 51. East southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 33. North northeast wind around 5 mph.

    Low: 33 °F

    Chance Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain before noon. Partly sunny, with a high near 53. North wind around 5 mph.

    High: 53 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of rain and thunderstorms, then rain likely after midnight. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 23. Southeast wind 5 to 10 mph.
Monday
Cloudy, with a high near 44. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 40 percent chance of rain. Cloudy, with a low around 33. Southeast wind 5 to 10 mph.
Tuesday
A slight chance of drizzle before noon, then a slight chance of rain after noon. Mostly cloudy, with a high near 51. East southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33. North northeast wind around 5 mph.
Wednesday
A 20 percent chance of rain before noon. Partly sunny, with a high near 53. North wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 30.
Thursday
Sunny, with a high near 68.
Thursday Night
A chance of rain and thunderstorms, then rain likely after midnight. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Friday
A 50 percent chance of rain. Partly sunny, with a high near 59.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 24.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 66.
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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:
2:43 pm CST Mar 1, 2026
Forecast Valid:
5pm CST Mar 1, 2026-6pm CDT Mar 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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