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

65°F

18°C

Humidity 87%
Wind Speed W 3 mph
Barometer 30.14 in (1020.3 mb)
Dewpoint 61°F (16°C)
Visibility 9.00 mi
Last update 27 Aug 8:52 am CDT
Extended Forecast for

North Sioux City SD

  • Today

    Today: Sunny, with a high near 82. Calm wind becoming north northwest around 5 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 84. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    Low: 68 °F

    Mostly Cloudy
    then Showers
    Likely

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 89. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 89 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73. South wind around 10 mph.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Calm wind becoming north northwest around 5 mph.
Tonight
Mostly clear, with a low around 59. Calm wind.
Friday
Mostly sunny, with a high near 84. South wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 89. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 73. South wind around 10 mph.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Partly sunny, with a high near 87.
Monday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 66.
Tuesday
Partly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
North Sioux City SD
 42.54°N 96.5°W (Elev. 1099 ft)
Last Update:
6:23 am CDT Aug 27, 2026
Forecast Valid:
9am CDT Aug 27, 2026-6pm CDT Sep 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