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

58°F

14°C

Humidity 87%
Wind Speed SE 20 G 26 mph
Barometer 29.95 in (1014.5 mb)
Dewpoint 54°F (12°C)
Visibility 9.00 mi
Last update 11 Apr 2:52 pm CDT
Extended Forecast for

Sergeant Bluff IA

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly before 5pm. Patchy fog between 4pm and 5pm. Otherwise, cloudy, with a high near 62. Breezy, with a south southeast wind around 20 mph, with gusts as high as 30 mph.

    High: 62 °F

    Chance
    T-storms and
    Patchy Fog

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 10pm, then a slight chance of drizzle after 1am. Patchy fog before 8pm. Otherwise, mostly cloudy, with a low around 57. Breezy, with a south southeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    T-storms and
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers between 1pm and 4pm. Partly sunny, with a high near 80. Breezy, with a south southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 80 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 54. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 83. South southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 83 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday 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 51. Southwest wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers after 1pm. Mostly sunny, with a high near 81.

    High: 81 °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

  • Wednesday

    Wednesday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 5pm. Patchy fog between 4pm and 5pm. Otherwise, cloudy, with a high near 62. Breezy, with a south southeast wind around 20 mph, with gusts as high as 30 mph.
Tonight
A chance of showers and thunderstorms, mainly before 10pm, then a slight chance of drizzle after 1am. Patchy fog before 8pm. Otherwise, mostly cloudy, with a low around 57. Breezy, with a south southeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Sunday
A slight chance of showers between 1pm and 4pm. Partly sunny, with a high near 80. Breezy, with a south southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 54. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 83. South southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday 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 51. Southwest wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of showers after 1pm. Mostly sunny, with a high near 81.
Tuesday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 48.
Wednesday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 82.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 51.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 68. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.39°N 96.35°W (Elev. 1089 ft)
Last Update:
2:43 pm CDT Apr 11, 2026
Forecast Valid:
2pm CDT Apr 11, 2026-6pm CDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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