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

33°F

1°C

Humidity 61%
Wind Speed NE 10 mph
Barometer 30.03 in (1017.5 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 28 Feb 12:52 am CST
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 25. East northeast wind 5 to 15 mph.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 46. East northeast wind around 10 mph becoming west in the afternoon.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 14. North northeast wind 5 to 10 mph.

    Low: 14 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow. Cloudy, with a high near 31. Northeast wind 5 to 10 mph becoming east southeast in the afternoon.

    High: 31 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 21. South southeast wind 5 to 10 mph.

    Low: 21 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of rain and snow between noon and 3pm, then a chance of rain after 3pm. Cloudy, with a high near 42. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 42 °F

    Cloudy then
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Rain. Low around 30. Chance of precipitation is 80%.

    Low: 30 °F

    Rain

  • Tuesday

    Tuesday: A 20 percent chance of rain before noon. Mostly cloudy, with a high near 50.

    High: 50 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight. Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 25. East northeast wind 5 to 15 mph.
Saturday
Sunny, with a high near 46. East northeast wind around 10 mph becoming west in the afternoon.
Saturday Night
Partly cloudy, with a low around 14. North northeast wind 5 to 10 mph.
Sunday
A 20 percent chance of snow. Cloudy, with a high near 31. Northeast wind 5 to 10 mph becoming east southeast in the afternoon.
Sunday Night
Mostly cloudy, with a low around 21. South southeast wind 5 to 10 mph.
Monday
A chance of rain and snow between noon and 3pm, then a chance of rain after 3pm. Cloudy, with a high near 42. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday Night
Rain. Low around 30. Chance of precipitation is 80%.
Tuesday
A 20 percent chance of rain before noon. Mostly cloudy, with a high near 50.
Tuesday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 30.
Wednesday
A 20 percent chance of rain. Mostly sunny, with a high near 51.
Wednesday Night
A 20 percent chance of rain. Mostly clear, with a low around 34.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.41°W (Elev. 1106 ft)
Last Update:
12:33 am CST Feb 28, 2026
Forecast Valid:
12am CST Feb 28, 2026-6pm CST Mar 6, 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