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.

Partly Cloudy

72°F

22°C

Humidity 73%
Wind Speed NW 13 mph
Barometer 29.87 in (1011.3 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 18 Jun 1:52 pm CDT
Extended Forecast for

2 Miles WSW South Sioux City NE

Extreme Heat Watch June 20, 11:00am until June 21, 10:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 81. North northwest wind 5 to 10 mph.

    High: 81 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 58. North wind 5 to 10 mph becoming light and variable in the evening.

    Low: 58 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 92. South southwest wind 5 to 10 mph.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 101. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 101 °F

    Hot and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. Breezy, with a south wind around 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 103. Breezy.

    High: 103 °F

    Hot and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 79. Breezy.

    Low: 79 °F

    Clear and
    Breezy

  • Sunday

    Sunday: Sunny and hot, with a high near 101. Breezy.

    High: 101 °F

    Hot and
    Breezy

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 81. North northwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 58. North wind 5 to 10 mph becoming light and variable in the evening.
Juneteenth
Sunny, with a high near 92. South southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 72. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Sunny and hot, with a high near 101. 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 around 20 mph, with gusts as high as 30 mph.
Saturday
Sunny and hot, with a high near 103. Breezy.
Saturday Night
Clear, with a low around 79. Breezy.
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 71.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87. Chance of precipitation is 70%.
Monday Night
Showers and possibly a thunderstorm. Low around 61. Chance of precipitation is 80%.
Tuesday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 78. Chance of precipitation is 70%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW South Sioux City NE
 42.46°N 96.44°W (Elev. 1083 ft)
Last Update:
2:06 pm CDT Jun 18, 2025
Forecast Valid:
2pm CDT Jun 18, 2025-6pm CDT Jun 24, 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