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.

A Few Clouds

46°F

8°C

Humidity 34%
Wind Speed NE 17 G 24 mph
Barometer 30.13 in (1021.0 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 31 Mar 8:52 pm CDT
Extended Forecast for

Sioux City IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after 3pm. Cloudy, with a high near 47. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. Low around 35. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 35 °F

    Showers

  • Thursday

    Thursday: Showers, mainly before 1pm. High near 46. North northeast wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    High: 46 °F

    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 31. Northwest wind 5 to 10 mph becoming east northeast after midnight. Chance of precipitation is 20%.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 46. East northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 46 °F

    Showers

  • Friday Night

    Friday Night: A chance of rain and snow showers. Mostly cloudy, with a low around 27. Blustery. Chance of precipitation is 50%.

    Low: 27 °F

    Chance
    Rain/Snow and
    Blustery

  • Saturday

    Saturday: A 30 percent chance of snow showers. Mostly cloudy, with a high near 43. Breezy.

    High: 43 °F

    Chance Snow
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Blustery.

    Low: 24 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 33. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Showers likely, mainly after 3pm. Cloudy, with a high near 47. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers. Low around 35. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Showers, mainly before 1pm. High near 46. North northeast wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Thursday Night
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 31. Northwest wind 5 to 10 mph becoming east northeast after midnight. Chance of precipitation is 20%.
Friday
Showers and possibly a thunderstorm. High near 46. East northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 27. Blustery. Chance of precipitation is 50%.
Saturday
A 30 percent chance of snow showers. Mostly cloudy, with a high near 43. Breezy.
Saturday Night
Partly cloudy, with a low around 24. Blustery.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 32.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 59.
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 96.39°W (Elev. 1099 ft)
Last Update:
6:33 pm CDT Mar 31, 2026
Forecast Valid:
9pm CDT Mar 31, 2026-6pm CDT Apr 7, 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