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 and Windy

12°F

-11°C

Humidity 53%
Wind Speed NW 28 G 36 mph
Barometer 30.37 in (1030.4 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 27 Jan 9:52 am CST
Extended Forecast for

Sioux City IA

  • Today

    Today: Sunny, with a high near 21. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 21 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 7. North northwest wind around 5 mph becoming calm.

    Low: 7 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 26. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 26 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 6. North wind around 5 mph becoming calm in the evening.

    Low: 6 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 20. Calm wind becoming north around 5 mph in the morning.

    High: 20 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -2. North northeast wind around 5 mph.

    Low: -2 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 13.

    High: 13 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -4.

    Low: -4 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 21. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 7. North northwest wind around 5 mph becoming calm.
Wednesday
Partly sunny, with a high near 26. Calm wind becoming north northwest around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 6. North wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 20. Calm wind becoming north around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around -2. North northeast wind around 5 mph.
Friday
Sunny, with a high near 13.
Friday Night
Mostly clear, with a low around -4.
Saturday
Mostly sunny, with a high near 22.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 12.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 34.
Sunday Night
Mostly cloudy, with a low around 17.
Monday
Partly sunny, with a high near 37.
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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:
8:23 am CST Jan 27, 2026
Forecast Valid:
9am CST Jan 27, 2026-6pm CST Feb 2, 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