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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

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 29.97 in (1014.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 19 Jun 5:52 am CDT
Extended Forecast for

3 Miles NE Sioux Gateway Airport IA

Extreme Heat Watch June 20, 11:00am until June 22, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Juneteenth

    Juneteenth: Sunny, with a high near 91. Light and variable wind becoming south southwest 5 to 10 mph in the morning.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 11pm. Mostly clear, with a low around 71. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Chance
    T-storms

  • Friday

    Friday: Sunny and hot, with a high near 100. Heat index values as high as 107. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 100 °F

    Hot and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 77 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Sunny and hot, with a high near 102. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 102 °F

    Hot and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 78. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 78 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Breezy.

    High: 100 °F

    Hot and
    Breezy

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Juneteenth
Sunny, with a high near 91. Light and variable wind becoming south southwest 5 to 10 mph in the morning.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 11pm. Mostly clear, with a low around 71. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Sunny and hot, with a high near 100. Heat index values as high as 107. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Friday Night
Mostly clear, with a low around 77. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday
Sunny and hot, with a high near 102. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday Night
Mostly clear, with a low around 78. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Sunny and hot, with a high near 100. Breezy.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Monday Night
Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 63. Chance of precipitation is 80%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Sioux Gateway Airport IA
 42.46°N 96.36°W (Elev. 1240 ft)
Last Update:
6:31 am CDT Jun 19, 2025
Forecast Valid:
6am CDT Jun 19, 2025-6pm CDT Jun 25, 2025
 
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