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

70°F

21°C

Humidity 79%
Wind Speed SE 6 mph
Barometer 29.94 in (1013.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 18 Sep 6:52 pm CDT
Extended Forecast for

Sergeant Bluff IA

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. South wind around 5 mph becoming west southwest after midnight. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly after 4pm. Patchy fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 72. West wind 5 to 10 mph.

    High: 72 °F

    Patchy Fog
    then Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the morning.

    High: 74 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 55. South southwest wind around 5 mph becoming calm.

    Low: 55 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. South wind around 5 mph becoming west southwest after midnight. Chance of precipitation is 40%.
Friday
A 30 percent chance of showers, mainly after 4pm. Patchy fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 72. West wind 5 to 10 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the morning.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 55. South southwest wind around 5 mph becoming calm.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 80.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.41°N 96.35°W (Elev. 1194 ft)
Last Update:
5:13 pm CDT Sep 18, 2025
Forecast Valid:
7pm CDT Sep 18, 2025-6pm CDT Sep 25, 2025
 
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