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.

Fog/Mist

74°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 30.14 in (1019.9 mb)
Dewpoint 72°F (22°C)
Visibility 6.00 mi
Last update 20 Aug 8:52 am CDT
Extended Forecast for

3 Miles NW Sioux City IA

  • Today

    Today: Sunny, with a high near 86. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. East wind around 5 mph.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy fog before 7am. Otherwise, sunny, with a high near 84. South southeast wind 5 to 10 mph.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 66. South southeast wind around 5 mph.

    Low: 66 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. South southeast wind 5 to 10 mph becoming north in the afternoon.

    High: 80 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 58. North wind around 5 mph.

    Low: 58 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 86. Calm wind becoming east northeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 65. East wind around 5 mph.
Thursday
Patchy fog before 7am. Otherwise, sunny, with a high near 84. South southeast wind 5 to 10 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 66. South southeast wind around 5 mph.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. South southeast wind 5 to 10 mph becoming north in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 58. North wind around 5 mph.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Sioux City IA
 42.54°N 96.44°W (Elev. 1332 ft)
Last Update:
8:41 am CDT Aug 20, 2025
Forecast Valid:
9am CDT Aug 20, 2025-6pm CDT Aug 26, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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