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

40°F

4°C

Humidity 70%
Wind Speed N 14 mph
Barometer 29.95 in (1014.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 9 Feb 11:52 pm CST
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. North northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 47. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 47 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. Northwest wind around 5 mph becoming calm in the evening.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 50. Calm wind becoming south around 5 mph in the afternoon.

    High: 50 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after midnight. Cloudy, with a low around 34. South southeast wind 5 to 10 mph.

    Low: 34 °F

    Cloudy then
    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before noon. Cloudy through mid morning, then gradual clearing, with a high near 52. South southeast wind 5 to 10 mph.

    High: 52 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after midnight. Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. North northwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 47. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 25. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly cloudy, with a high near 50. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of rain after midnight. Cloudy, with a low around 34. South southeast wind 5 to 10 mph.
Thursday
A 20 percent chance of rain before noon. Cloudy through mid morning, then gradual clearing, with a high near 52. South southeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 51.
Friday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 31.
Saturday
A 20 percent chance of rain. Mostly cloudy, with a high near 50.
Saturday Night
A 20 percent chance of rain. Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 35.
Washington's Birthday
Mostly cloudy, with a high near 56.
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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:
9:38 pm CST Feb 9, 2026
Forecast Valid:
12am CST Feb 10, 2026-6pm CST Feb 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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