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Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

86°F

30°C

Humidity 65%
Wind Speed SW 8 mph
Barometer 29.80 in (1008.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 30 Jun 11:52 am CDT
Extended Forecast for

Sioux Gateway Airport IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 94. West southwest wind around 5 mph.

    High: 94 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly between 2am and 4am. Increasing clouds, with a low around 72. Southwest wind 5 to 10 mph becoming east southeast in the evening. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 93. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Chance
    T-storms then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly after 9pm. Mostly cloudy, with a low around 70. South southwest wind 5 to 10 mph.

    Low: 70 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 72 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly after 1am. Partly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely

  • Independence Day

    Independence Day: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 94. West southwest wind around 5 mph.
Tonight
Showers and thunderstorms likely, mainly between 2am and 4am. Increasing clouds, with a low around 72. Southwest wind 5 to 10 mph becoming east southeast in the evening. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 93. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly after 9pm. Mostly cloudy, with a low around 70. South southwest wind 5 to 10 mph.
Thursday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 94.
Friday Night
Showers and thunderstorms likely, mainly after 1am. Partly cloudy, with a low around 72. Chance of precipitation is 60%.
Independence Day
Mostly sunny, with a high near 92.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 67.
Monday
Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux Gateway Airport IA
 42.41°N 96.38°W (Elev. 1093 ft)
Last Update:
12:13 pm CDT Jun 30, 2026
Forecast Valid:
12pm CDT Jun 30, 2026-6pm CDT Jul 6, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation