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

71°F

22°C

Humidity 73%
Wind Speed SE 10 mph
Barometer 29.90 in (1011.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 4 Oct 3:52 am CDT
Extended Forecast for

Sergeant Bluff IA

  • Today

    Today: Sunny, with a high near 90. Breezy, with a south wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 90 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 4am and 5am. Mostly clear, with a low around 67. Breezy, with a south wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Breezy.
    Mostly Clear
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers after 1pm. Mostly sunny, with a high near 84. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Partly cloudy, with a low around 48. West northwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 48 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 61. North northeast wind around 10 mph.

    High: 61 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Northeast wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 90. Breezy, with a south wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.
Tonight
A slight chance of showers and thunderstorms between 4am and 5am. Mostly clear, with a low around 67. Breezy, with a south wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers after 1pm. Mostly sunny, with a high near 84. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 48. West northwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.
Monday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 61. North northeast wind around 10 mph.
Monday Night
Partly cloudy, with a low around 43. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Clear, with a low around 41.
Wednesday
Sunny, with a high near 69.
Wednesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.41°N 96.35°W (Elev. 1194 ft)
Last Update:
2:18 am CDT Oct 4, 2025
Forecast Valid:
4am CDT Oct 4, 2025-6pm CDT Oct 10, 2025
 
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