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.

Overcast

46°F

8°C

Humidity 66%
Wind Speed SE 13 mph
Barometer 30.26 in (1025.2 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 11 Apr 1:52 am CDT
Extended Forecast for

Sergeant Bluff IA

  • Overnight

    Overnight: A chance of sprinkles before 3am, then a chance of showers after 4am. Mostly cloudy, with a low around 40. Southeast wind around 10 mph. Chance of precipitation is 30%.

    Low: 40 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm, mainly before 11am, then a chance of showers and thunderstorms after 11am. Patchy fog between 4pm and 5pm. High near 62. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers then
    Chance
    T-storms and
    Patchy Fog

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 1am, then a slight chance of drizzle after 1am. Patchy fog between 8pm and 9pm. Otherwise, mostly cloudy, with a low around 59. Breezy, with a south southeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A 20 percent chance of showers before 10am. Partly sunny, with a high near 84. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 84 °F

    Breezy.
    Slight Chance
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 53. South wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. South southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of sprinkles before 3am, then a chance of showers after 4am. Mostly cloudy, with a low around 40. Southeast wind around 10 mph. Chance of precipitation is 30%.
Saturday
Showers and possibly a thunderstorm, mainly before 11am, then a chance of showers and thunderstorms after 11am. Patchy fog between 4pm and 5pm. High near 62. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 1am, then a slight chance of drizzle after 1am. Patchy fog between 8pm and 9pm. Otherwise, mostly cloudy, with a low around 59. Breezy, with a south southeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Sunday
A 20 percent chance of showers before 10am. Partly sunny, with a high near 84. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 53. South wind 5 to 10 mph. Chance of precipitation is 20%.
Monday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. South southeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 54.
Tuesday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 83.
Tuesday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 48.
Wednesday
A 40 percent chance of showers. Sunny, with a high near 78.
Wednesday Night
A 30 percent chance of showers. Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 81.
Thursday Night
A 30 percent chance of showers. Mostly clear, with a low around 46.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 65. Breezy.
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:
1:33 am CDT Apr 11, 2026
Forecast Valid:
2am CDT Apr 11, 2026-6pm CDT Apr 17, 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