South Sioux City, Nebraska Weather
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Click for Hazardous Weather Outlook for South Sioux City, Nebraska
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Weather Forecast for South Sioux City, Nebraska : Dakota County
Issued: 1:26 am CDT Sep 13, 2025 Latitude: 42.4738831 Longitude: -96.4136407 View on Google Maps

MouseOver for Detail Forecast
Overnight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Cloudy on Overnight Mostly Sunny on Saturday 30% chance of thunderstorms on Sunday Sunny on Monday Mostly Sunny on Tuesday 50% chance of thunderstorms on Wednesday 30% chance of on Thursday Mostly Sunny on Friday
Low: 67°F High: 93°F High: 87°F High: 88°F High: 87°F High: 78°F High: 76°F High: 76°F
Low: 69°F Low: 63°F Low: 64°F Low: 63°F Low: 58°F Low: 55°F  
Cloudy Mostly Sunny Thunderstorms Sunny Mostly Sunny Thunderstorms Partly Sunny Mostly Sunny
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Current Conditions at
SIOUX CITY - (KSUX)
73°
Clear
as of 1:52 AM CDST
Rel. Humidity: 73%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
8 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
LE MARS - (KLRJ)
70°
Clear
as of 1:55 AM CDST
Rel. Humidity: 88%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
WAYNE - (KLCG)
70°
Clear
as of 1:55 AM CDST
Rel. Humidity: 83%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
6 MPH
230° Southwest
Cloud Level(s): Clear
Cloudy on Overnight Overnight... Partly cloudy, with a low around 67. South southeast wind around 5 mph.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 93. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 69. South wind 5 to 10 mph.
30% chance of thunderstorms Sunday Sunday... A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. South wind 5 to 15 mph, with gusts as high as 20 mph.
50% chance of thunderstorms Sunday Night Sunday Night... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South southeast wind around 10 mph, with gusts as high as 20 mph.
Sunny on Monday Monday... Sunny, with a high near 88. South wind 5 to 10 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 64.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 87.
60% chance of thunderstorms Tuesday Night Tuesday Night... A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
50% chance of thunderstorms Wednesday Wednesday... A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 50%.
50% chance of thunderstorms Wednesday Night Wednesday Night... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
30% chance of Thursday Thursday... A 30 percent chance of showers. Partly sunny, with a high near 76.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 55.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 76.
Sun Almanac for South Sioux City, Nebraska
Sunrise: 07:04 AM
Sunset: 7:39 PM
Civil Sunrise:06:36 AM
Civil Sunset: 8:07 PM
Nautical Sunrise: 06:02 AM
Nautical Sunset: 8:40 PM
Astro Sunrise: 05:28 AM
Astro Sunset: 9:15 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.