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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

77°F

25°C

Humidity 66%
Wind Speed SW 8 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 19 Jun 9:52 am CDT
Extended Forecast for

5 Miles NNE Sioux City 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. South southwest wind 5 to 15 mph.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 10pm and 1am. Mostly clear, with a low around 71. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny and hot, with a high near 100. Heat index values as high as 109. 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 30 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 101. Breezy.

    High: 101 °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. South southwest wind 5 to 15 mph.
Tonight
A slight chance of showers and thunderstorms between 10pm and 1am. Mostly clear, with a low around 71. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday
Sunny and hot, with a high near 100. Heat index values as high as 109. 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 30 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 101. 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
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Sioux City IA
 42.57°N 96.33°W (Elev. 1119 ft)
Last Update:
9:46 am CDT Jun 19, 2025
Forecast Valid:
10am CDT Jun 19, 2025-6pm CDT Jun 25, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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