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

41°F

5°C

Humidity 36%
Wind Speed SE 9 mph
Barometer 30.03 in (1017.4 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 28 Mar 11:52 pm CDT
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: Partly cloudy, with a low around 37. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 76. South wind 5 to 10 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. Southeast wind around 5 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 86. Southeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 43. South southeast wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 55. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 55 °F

    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain and snow showers. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 37. South southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 76. South wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 43. Southeast wind around 5 mph.
Monday
Partly sunny, with a high near 86. Southeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 43. South southeast wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 55. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 48.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Thursday
A chance of rain and snow showers before 1pm, then a chance of rain showers. Mostly cloudy, with a high near 51. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 36.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 55.
Friday Night
Showers likely. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 52. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.41°W (Elev. 1106 ft)
Last Update:
11:28 pm CDT Mar 28, 2026
Forecast Valid:
12am CDT Mar 29, 2026-6pm CDT Apr 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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