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Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Freezing Fog and Windy

27°F

-3°C

Humidity 85%
Wind Speed N 35 G 48 mph
Barometer 29.97 in (1016.1 mb)
Dewpoint 23°F (-5°C)
Visibility 0.50 mi
Wind Chill10°F (-12°C)
Last update 15 Mar 3:52 pm CDT
Extended Forecast for

Sioux City IA

Cold Weather Advisory March 16, 01:00am until March 16, 11:00am
High Wind Warning March 15, 04:33pm until March 16, 01:00am
Blizzard Warning March 15, 04:33pm until March 16, 01:00am
Click here for hazard details and duration
Cold Weather Advisory
High Wind Warning
Blizzard Warning
  •  
    High Wind Warning March 15, 04:33pm until March 16, 01:00am
    Blizzard Warning March 15, 04:33pm until March 16, 01:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 23 °F

    Chance Snow
    and Blowing
    Snow

  • Tonight

    Tonight: Areas of blowing snow. Cloudy during the early evening, then gradual clearing, with a low around 1. Wind chill values as low as -18. Windy, with a north northwest wind 25 to 35 mph, with gusts as high as 50 mph.

    Low: 1 °F

    Areas Blowing
    Snow and
    Windy

  • Monday

    Monday: Patchy blowing snow before noon. Sunny, with a high near 19. Wind chill values as low as -20. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 19 °F

    Blustery.
    Patchy
    Blowing Snow
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 3. Northwest wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 3 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of snow after 1pm.  Mostly cloudy, with a high near 36. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.  New snow accumulation of less than a half inch possible.

    High: 36 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Cloudy during the early evening, then gradual clearing, with a low around 26. South southeast wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 26 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 50 percent chance of snow. Widespread blowing snow. Cloudy, with a steady temperature around 23. Windy, with a north northwest wind around 35 mph, with gusts as high as 55 mph. Total daytime snow accumulation of around 2 inches.
Tonight
Areas of blowing snow. Cloudy during the early evening, then gradual clearing, with a low around 1. Wind chill values as low as -18. Windy, with a north northwest wind 25 to 35 mph, with gusts as high as 50 mph.
Monday
Patchy blowing snow before noon. Sunny, with a high near 19. Wind chill values as low as -20. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Monday Night
Partly cloudy, with a low around 3. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Tuesday
A 50 percent chance of snow after 1pm. Mostly cloudy, with a high near 36. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Cloudy during the early evening, then gradual clearing, with a low around 26. South southeast wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 65.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 ft)
3:28 pm CDT Mar 15, 2026
4pm CDT Mar 15, 2026-6pm CDT Mar 22, 2026
 
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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