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

57°F

14°C

Humidity 90%
Wind Speed E 6 mph
Barometer 30.16 in (1020.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 23 Jun 4:52 am CDT
Extended Forecast for

Sergeant Bluff IA

  • Today

    Today: A chance of showers before 4pm, then a slight chance of showers after 5pm. Partly sunny, with a high near 77. South southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 7pm and midnight. Mostly cloudy, with a low around 58. South southwest wind 5 to 10 mph.

    Low: 58 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 1am. Increasing clouds, with a low around 56. Northwest wind 5 to 10 mph becoming north northeast after midnight.

    Low: 56 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 77. North wind around 5 mph.

    High: 77 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. East wind around 5 mph.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 87. Breezy.

    High: 87 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

Detailed Forecast

Today
A chance of showers before 4pm, then a slight chance of showers after 5pm. Partly sunny, with a high near 77. South southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tonight
A 40 percent chance of showers and thunderstorms, mainly between 7pm and midnight. Mostly cloudy, with a low around 58. South southwest wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 81. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of showers before 1am. Increasing clouds, with a low around 56. Northwest wind 5 to 10 mph becoming north northeast after midnight.
Thursday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 77. North wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 57. East wind around 5 mph.
Friday
Partly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Partly sunny, with a high near 87. Breezy.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73.
Sunday
Sunny and hot, with a high near 96. Breezy.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny and hot, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.41°N 96.35°W (Elev. 1194 ft)
Last Update:
4:37 am CDT Jun 23, 2026
Forecast Valid:
5am CDT Jun 23, 2026-6pm CDT Jun 29, 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