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

75°F

24°C

Humidity 90%
Wind Speed Calm
Barometer 29.95 in (1013.5 mb)
Dewpoint 72°F (22°C)
Visibility 7.00 mi
Last update 1 Sep 8:52 am CDT
Extended Forecast for

4 Miles W Sloan IA

  • Today

    Today: A 20 percent chance of showers and thunderstorms before 11am. Partly sunny, with a high near 90. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 90 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 2am. Some of the storms could be severe. Partly cloudy, with a low around 67. East southeast wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Partly Cloudy
    then Severe
    Thunderstorms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89. North northwest wind around 5 mph becoming south in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 70. East southeast wind 5 to 10 mph.

    Low: 70 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 91. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. South wind around 10 mph.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms before 11am. Partly sunny, with a high near 90. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Tonight
Showers and thunderstorms likely, mainly before 2am. Some of the storms could be severe. Partly cloudy, with a low around 67. East southeast wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny, with a high near 89. North northwest wind around 5 mph becoming south in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 70. East southeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 91. South wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 72. South wind around 10 mph.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 72.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Partly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 68.
Labor Day
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Sloan IA
 42.24°N 96.32°W (Elev. 1070 ft)
Last Update:
8:53 am CDT Sep 1, 2026
Forecast Valid:
9am CDT Sep 1, 2026-6pm CDT Sep 7, 2026
 
Forecast Discussion
 
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Additional Resources

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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