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

61°F

16°C

Humidity 48%
Wind Speed E 6 mph
Barometer 29.78 in (1008.5 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 16 Feb 4:52 pm CST
Extended Forecast for

Sergeant Bluff IA

  • Tonight

    Tonight: Increasing clouds, with a low around 41. East southeast wind 5 to 10 mph.

    Low: 41 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of sprinkles between 3pm and 5pm, then a slight chance of rain after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 72. Breezy, with an east southeast wind 10 to 20 mph becoming south in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    High: 72 °F

    Breezy then
    Slight Chance
    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 40. West wind around 15 mph, with gusts as high as 30 mph.

    Low: 40 °F

    Chance Rain
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 59. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 59 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Northwest wind around 10 mph becoming north northeast after midnight.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Snow likely, mainly after noon. Mostly cloudy, with a high near 41. Breezy, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow Likely
    and Breezy

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 17. Chance of precipitation is 60%.

    Low: 17 °F

    Snow Likely

  • Friday

    Friday: A 20 percent chance of snow before noon. Mostly sunny, with a high near 32.

    High: 32 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 41. East southeast wind 5 to 10 mph.
Tuesday
A chance of sprinkles between 3pm and 5pm, then a slight chance of rain after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 72. Breezy, with an east southeast wind 10 to 20 mph becoming south in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Tuesday Night
A 30 percent chance of rain before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 40. West wind around 15 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 59. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 28. Northwest wind around 10 mph becoming north northeast after midnight.
Thursday
Snow likely, mainly after noon. Mostly cloudy, with a high near 41. Breezy, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 17. Chance of precipitation is 60%.
Friday
A 20 percent chance of snow before noon. Mostly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 15.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 38.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 14.
Sunday
Sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Mostly sunny, with a high near 41.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.39°N 96.35°W (Elev. 1089 ft)
Last Update:
2:54 pm CST Feb 16, 2026
Forecast Valid:
4pm CST Feb 16, 2026-6pm CST Feb 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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