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

72°F

22°C

Humidity 82%
Wind Speed SE 8 mph
Barometer 29.90 in (1011.6 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 2 Aug 10:52 pm CDT
Extended Forecast for

North Sioux City SD

  • Tonight

    Tonight: Partly cloudy, with a low around 64. South southeast wind 5 to 10 mph.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 89 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A chance of rain between midnight and 1am, then a slight chance of showers and thunderstorms after 1am. Patchy smoke between 3am and 4am. Increasing clouds, with a low around 66. Breezy, with a south southeast wind 15 to 20 mph becoming south 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Partly Cloudy
    and Breezy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Patchy smoke before 10am, then patchy smoke after 11am. High near 76. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 76 °F

    Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of rain after 1am. Patchy smoke before 8pm. Mostly cloudy, with a low around 57. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers before 1pm, then a chance of sprinkles after 1pm. Partly sunny, with a high near 77. Calm wind becoming northeast around 5 mph. Chance of precipitation is 20%.

    High: 77 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 64. South southeast wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 89. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Monday Night
A chance of rain between midnight and 1am, then a slight chance of showers and thunderstorms after 1am. Patchy smoke between 3am and 4am. Increasing clouds, with a low around 66. Breezy, with a south southeast wind 15 to 20 mph becoming south 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Patchy smoke before 10am, then patchy smoke after 11am. High near 76. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Tuesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of rain after 1am. Patchy smoke before 8pm. Mostly cloudy, with a low around 57. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Wednesday
A slight chance of showers before 1pm, then a chance of sprinkles after 1pm. Partly sunny, with a high near 77. Calm wind becoming northeast around 5 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
North Sioux City SD
 42.52°N 96.47°W (Elev. 1161 ft)
Last Update:
10:38 pm CDT Aug 2, 2026
Forecast Valid:
11pm CDT Aug 2, 2026-6pm CDT Aug 9, 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