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.

Smoke Haze

65°F

18°C

Humidity 76%
Wind Speed E 6 mph
Barometer 30.34 in (1027.0 mb)
Dewpoint 57°F (14°C)
Visibility 5.00 mi
Last update 1 Aug 8:52 pm CDT
Extended Forecast for

Sioux City IA

  • Tonight

    Tonight: Areas of smoke. Partly cloudy, with a low around 55. Southeast wind around 5 mph.

    Low: 55 °F

    Areas Smoke

  • Saturday

    Saturday: Areas of smoke before 10am, then areas of smoke after noon. Mostly sunny, with a high near 76. South southeast wind 5 to 10 mph.

    High: 76 °F

    Areas Smoke

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60. Southeast wind 5 to 10 mph.

    Low: 60 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Partly sunny, with a high near 76. South southeast wind 5 to 10 mph.

    High: 76 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 61. South southeast wind around 5 mph.

    Low: 61 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of smoke. Partly cloudy, with a low around 55. Southeast wind around 5 mph.
Saturday
Areas of smoke before 10am, then areas of smoke after noon. Mostly sunny, with a high near 76. South southeast wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60. Southeast wind 5 to 10 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Partly sunny, with a high near 76. South southeast wind 5 to 10 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 61. South southeast wind around 5 mph.
Monday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 69.
Friday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 ft)
Last Update:
8:00 pm CDT Aug 1, 2025
Forecast Valid:
8pm CDT Aug 1, 2025-6pm CDT Aug 8, 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