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

74°F

23°C

Humidity 91%
Wind Speed SE 8 mph
Barometer 29.91 in (1011.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 17 Aug 5:52 am CDT
Extended Forecast for

2 Miles SE North Sioux City SD

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 102. South wind around 10 mph.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 10pm. Increasing clouds, with a low around 70. South wind 5 to 10 mph becoming northwest in the evening.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 89. South southeast wind around 5 mph becoming west in the afternoon.

    High: 89 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68. North wind around 5 mph.

    Low: 68 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. North northeast wind around 5 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. Northeast wind around 5 mph becoming calm after midnight.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 102. South wind around 10 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 10pm. Increasing clouds, with a low around 70. South wind 5 to 10 mph becoming northwest in the evening.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 89. South southeast wind around 5 mph becoming west in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68. North wind around 5 mph.
Tuesday
Mostly sunny, with a high near 84. North northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 63. Northeast wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 63.
Friday
Mostly sunny, with a high near 84.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 59.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE North Sioux City SD
 42.52°N 96.47°W (Elev. 1161 ft)
Last Update:
5:11 am CDT Aug 17, 2025
Forecast Valid:
6am CDT Aug 17, 2025-6pm CDT Aug 23, 2025
 
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