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

19°F

-7°C

Humidity 57%
Wind Speed NW 20 mph
Barometer 30.21 in (1025.1 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill3°F (-16°C)
Last update 16 Mar 4:52 pm CDT
Extended Forecast for

Sergeant Bluff IA

  • Tonight

    Tonight: Partly cloudy, with a low around 3. Northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.

    Low: 3 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Snow likely before 5pm, then a chance of rain and snow. Patchy blowing snow after 2pm. Increasing clouds, with a high near 35. Breezy, with a south southeast wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 35 °F

    Rain/Snow
    Likely and
    Patchy
    Blowing Snow

  • Tuesday Night

    Tuesday Night: A 10 percent chance of rain before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 24. South southeast wind 5 to 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.

    Low: 24 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. West northwest wind around 5 mph becoming southwest in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37. South southwest wind around 5 mph becoming west northwest after midnight.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71. Northwest wind 5 to 10 mph.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 3. Northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.
Tuesday
Snow likely before 5pm, then a chance of rain and snow. Patchy blowing snow after 2pm. Increasing clouds, with a high near 35. Breezy, with a south southeast wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday Night
A 10 percent chance of rain before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 24. South southeast wind 5 to 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.
Wednesday
Mostly sunny, with a high near 62. West northwest wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 37. South southwest wind around 5 mph becoming west northwest after midnight.
Thursday
Mostly sunny, with a high near 71. Northwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 53.
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:
4:33 pm CDT Mar 16, 2026
Forecast Valid:
5pm CDT Mar 16, 2026-6pm CDT Mar 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