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.

A Few Clouds

54°F

12°C

Humidity 80%
Wind Speed Calm
Barometer 29.74 in (1006.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 15 Apr 10:52 am CDT
Extended Forecast for

Sergeant Bluff IA

  • Today

    Today: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 73. North northeast wind 5 to 10 mph.

    High: 73 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 9pm. Partly cloudy, with a low around 44. North northeast wind around 5 mph becoming west southwest after midnight. Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers. Partly sunny, with a high near 71. Breezy, with a south southeast wind 15 to 25 mph becoming northwest in the afternoon. Winds could gust as high as 35 mph.

    High: 71 °F

    Slight Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of rain showers before 4am, then a chance of snow showers. Mostly cloudy, with a low around 30. Blustery, with a north northwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Blustery.
    Slight Chance
    Showers then
    Chance
    Rain/Snow

  • Saturday

    Saturday: A 30 percent chance of snow showers before 7am. Mostly sunny, with a high near 50. Breezy.

    High: 50 °F

    Breezy.
    Chance Snow
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. Blustery.

    Low: 28 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 73. North northeast wind 5 to 10 mph.
Tonight
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 9pm. Partly cloudy, with a low around 44. North northeast wind around 5 mph becoming west southwest after midnight. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 85. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 52. South wind around 15 mph, with gusts as high as 25 mph.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 71. Breezy, with a south southeast wind 15 to 25 mph becoming northwest in the afternoon. Winds could gust as high as 35 mph.
Friday Night
A chance of rain showers before 4am, then a chance of snow showers. Mostly cloudy, with a low around 30. Blustery, with a north northwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Saturday
A 30 percent chance of snow showers before 7am. Mostly sunny, with a high near 50. Breezy.
Saturday Night
Mostly clear, with a low around 28. Blustery.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 75. Breezy.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.39°N 96.35°W (Elev. 1089 ft)
Last Update:
10:23 am CDT Apr 15, 2026
Forecast Valid:
11am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation