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

52°F

11°C

Humidity 49%
Wind Speed N 8 mph
Barometer 29.63 in (1003.3 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 9 Mar 9:52 am CDT
Extended Forecast for

Sioux City IA

  • Today

    Today: Sunny, with a high near 68. North northwest wind 5 to 10 mph becoming east northeast in the afternoon.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. East wind 5 to 10 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. North northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain after 1am. Mostly cloudy, with a low around 32. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: A slight chance of rain, mixing with snow after 10am, then gradually ending. Cloudy through mid morning, then gradual clearing, with a high near 48. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 48 °F

    Slight Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 27. Northwest wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 27 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34. Breezy.

    Low: 34 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 68. North northwest wind 5 to 10 mph becoming east northeast in the afternoon.
Tonight
Mostly clear, with a low around 36. East wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 56. North northeast wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
A 40 percent chance of rain after 1am. Mostly cloudy, with a low around 32. North wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of rain, mixing with snow after 10am, then gradually ending. Cloudy through mid morning, then gradual clearing, with a high near 48. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Wednesday Night
Increasing clouds, with a low around 27. Northwest wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly cloudy, with a high near 64.
Thursday Night
Mostly cloudy, with a low around 34. Breezy.
Friday
Mostly cloudy, with a high near 51.
Friday Night
A chance of rain and snow, mainly after 1am. Cloudy, with a low around 34. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 56.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 43. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 ft)
Last Update:
7:43 am CDT Mar 9, 2026
Forecast Valid:
9am CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation