National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

71°F

22°C

Humidity 47%
Wind Speed W 9 mph
Barometer 29.69 in (1005.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Oct 1:52 pm CDT
Extended Forecast for

North Sioux City SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 73. West wind around 10 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. West wind around 5 mph becoming calm.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Showers likely, mainly between 1pm and 4pm. Increasing clouds, with a high near 62. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Partly Sunny
    then Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 63. West northwest wind around 10 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 49. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 49 °F

    Clear

  • Monday

    Monday: Mostly sunny, with a high near 65. Breezy.

    High: 65 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Breezy.

    Low: 42 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 73. West wind around 10 mph.
Tonight
Mostly clear, with a low around 46. West wind around 5 mph becoming calm.
Saturday
Showers likely, mainly between 1pm and 4pm. Increasing clouds, with a high near 62. Breezy, with a northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly clear, with a low around 39. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 63. West northwest wind around 10 mph.
Sunday Night
Clear, with a low around 49. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 65. Breezy.
Monday Night
Mostly clear, with a low around 42. Breezy.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
North Sioux City SD
 42.56°N 96.47°W (Elev. 1286 ft)
Last Update:
1:28 pm CDT Oct 17, 2025
Forecast Valid:
2pm CDT Oct 17, 2025-6pm CDT Oct 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation