National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

46°F

8°C

Humidity 54%
Wind Speed Calm
Barometer 29.71 in (1005.7 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 9 May 3:52 am CDT
Extended Forecast for

Sioux Gateway Airport IA

  • Today

    Today: A chance of sprinkles between 2pm and 3pm, then a slight chance of showers after 3pm. Partly sunny, with a high near 73. South southwest wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    High: 73 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers before 7pm, then a chance of sprinkles between 7pm and 8pm. Partly cloudy, with a low around 39. North wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 10%.

    Low: 39 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 72. Light and variable wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. North northwest wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 20 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 83. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 57 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Breezy.

    High: 83 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Clear, with a low around 48. Breezy.

    Low: 48 °F

    Clear and
    Breezy then
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Today
A chance of sprinkles between 2pm and 3pm, then a slight chance of showers after 3pm. Partly sunny, with a high near 73. South southwest wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers before 7pm, then a chance of sprinkles between 7pm and 8pm. Partly cloudy, with a low around 39. North wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 10%.
Sunday
Sunny, with a high near 72. Light and variable wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 41. North northwest wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 83. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 57. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 83. Breezy.
Tuesday Night
Clear, with a low around 48. Breezy.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 86. Breezy.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux Gateway Airport IA
 42.41°N 96.38°W (Elev. 1093 ft)
Last Update:
1:33 am CDT May 9, 2026
Forecast Valid:
4am CDT May 9, 2026-6pm CDT May 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation