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.

Mostly Cloudy

71°F

22°C

Humidity 59%
Wind Speed Calm
Barometer 29.99 in (1015.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 25 Jun 5:52 pm CDT
Extended Forecast for

South Sioux City NE

  • Tonight

    Tonight: A 30 percent chance of showers before 7pm. Mostly cloudy, with a low around 58. East wind around 5 mph.

    Low: 58 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. Southeast wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. Southeast wind around 10 mph.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 85. South southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms, mainly between 10pm and 1am. Mostly cloudy, with a low around 72. Southeast wind around 15 mph, with gusts as high as 30 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 100 °F

    Hot and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 81.

    Low: 81 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 101. Breezy.

    High: 101 °F

    Hot and
    Breezy

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Breezy.

    Low: 74 °F

    Chance
    T-storms and
    Breezy

Detailed Forecast

Tonight
A 30 percent chance of showers before 7pm. Mostly cloudy, with a low around 58. East wind around 5 mph.
Friday
Mostly sunny, with a high near 84. Southeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 62. Southeast wind around 10 mph.
Saturday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 85. South southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Saturday Night
A 20 percent chance of showers and thunderstorms, mainly between 10pm and 1am. Mostly cloudy, with a low around 72. Southeast wind around 15 mph, with gusts as high as 30 mph.
Sunday
Sunny and hot, with a high near 100. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 81.
Monday
Mostly sunny and hot, with a high near 101. Breezy.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Breezy.
Tuesday
Mostly sunny and hot, with a high near 98.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Wednesday
Partly sunny and hot, with a high near 97. Breezy.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Thursday
Mostly sunny and hot, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Sioux City NE
 42.46°N 96.41°W (Elev. 1102 ft)
Last Update:
4:48 pm CDT Jun 25, 2026
Forecast Valid:
6pm CDT Jun 25, 2026-6pm CDT Jul 2, 2026
 
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