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Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Overcast

75°F

24°C

Humidity 79%
Wind Speed S 8 mph
Barometer 29.87 in (1010.6 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 8 Jun 9:52 am CDT
Extended Forecast for

Sioux Gateway Airport IA

  • Today

    Today: Mostly sunny, with a high near 91. South wind around 5 mph.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68. East wind around 5 mph becoming south after midnight.

    Low: 68 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 98. Heat index values as high as 105. Breezy, with a south southeast wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 98 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.

    Low: 73 °F

    Showers
    Likely and
    Breezy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, then gradually becoming sunny and hot, with a high near 96. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.

    High: 96 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 63. West northwest wind 5 to 15 mph becoming northeast after midnight. Winds could gust as high as 25 mph.

    Low: 63 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 91. South wind around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68. East wind around 5 mph becoming south after midnight.
Tuesday
Mostly sunny and hot, with a high near 98. Heat index values as high as 105. Breezy, with a south southeast wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, then gradually becoming sunny and hot, with a high near 96. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 63. West northwest wind 5 to 15 mph becoming northeast after midnight. Winds could gust as high as 25 mph.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 89.
Friday Night
A 30 percent chance of showers before 1am. Mostly clear, with a low around 61.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux Gateway Airport IA
 42.41°N 96.38°W (Elev. 1093 ft)
Last Update:
8:18 am CDT Jun 8, 2026
Forecast Valid:
10am CDT Jun 8, 2026-6pm CDT Jun 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation