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

34°F

1°C

Humidity 76%
Wind Speed NW 15 mph
Barometer 29.77 in (1009.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 8 Jan 11:52 pm CST
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: Cloudy early, then gradual clearing, with a low around 24. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 24 °F

    Gradual
    Clearing

  • Friday

    Friday: Increasing clouds, with a high near 40. Northwest wind 5 to 10 mph.

    High: 40 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 24. West northwest wind 5 to 10 mph.

    Low: 24 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 31 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 13. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 13 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 35. Northwest wind 5 to 10 mph becoming south in the afternoon.

    High: 35 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy early, then gradual clearing, with a low around 24. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Increasing clouds, with a high near 40. Northwest wind 5 to 10 mph.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 24. West northwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 13. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 35. Northwest wind 5 to 10 mph becoming south in the afternoon.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A 20 percent chance of rain. Partly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
A slight chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 20%.
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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:
11:28 pm CST Jan 8, 2026
Forecast Valid:
12am CST Jan 9, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation