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

83°F

28°C

Humidity 65%
Wind Speed SE 10 mph
Barometer 29.86 in (1010.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 2 Sep 12:52 pm CDT
Extended Forecast for

North Sioux City SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 90. South wind 5 to 10 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 70. South southeast wind 5 to 10 mph.

    Low: 70 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 11am. Partly sunny, then gradually becoming sunny, with a high near 93. Heat index values as high as 102. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 93 °F

    Slight Chance
    T-storms then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. South southeast wind around 5 mph.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 94. South wind 5 to 10 mph.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 90. South wind 5 to 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 70. South southeast wind 5 to 10 mph.
Thursday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 11am. Partly sunny, then gradually becoming sunny, with a high near 93. Heat index values as high as 102. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 72. South southeast wind around 5 mph.
Friday
Sunny, with a high near 94. South wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind around 5 mph.
Saturday
Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Labor Day
A 30 percent chance of showers. Partly sunny, with a high near 88.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
North Sioux City SD
 42.54°N 96.5°W (Elev. 1099 ft)
Last Update:
11:38 am CDT Sep 2, 2026
Forecast Valid:
1pm CDT Sep 2, 2026-6pm CDT Sep 8, 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