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

24°F

-4°C

Humidity 81%
Wind Speed NW 13 mph
Barometer 30.10 in (1020.8 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 9 Jan 8:52 am CST
Extended Forecast for

Sioux City IA

  • Today

    Today: Increasing clouds, with a high near 37. Northwest wind 5 to 10 mph.

    High: 37 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 24. West northwest wind 5 to 10 mph.

    Low: 24 °F

    Gradual
    Clearing

  • Saturday

    Saturday: A chance of flurries before 9am. Mostly sunny, with a high near 32. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 35 mph.

    High: 32 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • 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 38. West northwest wind 5 to 10 mph becoming south in the afternoon.

    High: 38 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. South wind 5 to 10 mph becoming west northwest after midnight.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain. Partly sunny, with a high near 53.

    High: 53 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Increasing clouds, with a high near 37. Northwest wind 5 to 10 mph.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 24. West northwest wind 5 to 10 mph.
Saturday
A chance of flurries before 9am. Mostly sunny, with a high near 32. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 35 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 38. West northwest wind 5 to 10 mph becoming south in the afternoon.
Sunday Night
Mostly clear, with a low around 28. South wind 5 to 10 mph becoming west northwest after midnight.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 53.
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 25.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.41°W (Elev. 1106 ft)
Last Update:
8:24 am CST Jan 9, 2026
Forecast Valid:
9am CST Jan 9, 2026-6pm CST Jan 15, 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