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

58°F

14°C

Humidity 97%
Wind Speed Calm
Barometer 30.09 in (1018.3 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 8 Aug 1:52 am CDT
Extended Forecast for

South Sioux City NE

  • Overnight

    Overnight: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of sprinkles between 1pm and 3pm. Mostly sunny, with a high near 83. Light east wind becoming south southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 83 °F

    Chance
    Sprinkles

  • Saturday Night

    Saturday Night: A chance of sprinkles between 2am and 3am. Mostly cloudy, with a low around 69. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Chance
    Sprinkles

  • Sunday

    Sunday: Partly sunny, with a high near 90. South southeast wind around 5 mph becoming northeast in the afternoon.

    High: 90 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 69. East northeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 88. East wind around 5 mph.

    High: 88 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. Calm wind.
Saturday
A chance of sprinkles between 1pm and 3pm. Mostly sunny, with a high near 83. Light east wind becoming south southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
A chance of sprinkles between 2am and 3am. Mostly cloudy, with a low around 69. South southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 90. South southeast wind around 5 mph becoming northeast in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 69. East northeast wind around 5 mph. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 88. East wind around 5 mph.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Partly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Partly sunny, with a high near 82.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Thursday
A 30 percent chance of showers. Mostly cloudy, with a high near 75.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Sioux City NE
 42.48°N 96.41°W (Elev. 1093 ft)
Last Update:
1:33 am CDT Aug 8, 2026
Forecast Valid:
2am CDT Aug 8, 2026-6pm CDT Aug 14, 2026
 
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