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South Sioux City, Nebraska Weather Forecast
South Sioux City, Nebraska Weather
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Weather Forecast for South Sioux City, Nebraska : Dakota County
Issued: 6:43 pm CST Dec 23, 2025 Latitude: 42.4738831 Longitude: -96.4136407 View on Google Maps

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Tonight Wednesday Christmas Day Friday Saturday Sunday Monday Tuesday
Increasing Clouds on Tonight Morning Fog on Wednesday Cloudy on Christmas Day Mostly Sunny on Friday Partly Sunny on Saturday Sunny on Sunday Sunny on Monday Partly Sunny on Tuesday
Low: 30°F High: 50°F High: 45°F High: 53°F High: 54°F High: 23°F High: 26°F High: 42°F
Low: 32°F Low: 34°F Low: 38°F Low: 16°F Low: 8°F Low: 15°F  
Increasing Clouds Morning Fog Cloudy Mostly Sunny Partly Sunny Sunny Sunny Partly Sunny
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Current Conditions at
SIOUX CITY - (KSUX)
39°
Clear
as of 5:52 PM CST
Rel. Humidity: 75%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
8 MPH
060° Northeast
Cloud Level(s): Clear
Current Conditions at
LE MARS - (KLRJ)
36°
Clear
as of 6:35 PM CST
Rel. Humidity: 93%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
5 MPH
030° Northeast
Cloud Level(s): Clear
Current Conditions at
WAYNE - (KLCG)
34°
Clear
as of 6:35 PM CST
Rel. Humidity: 80%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 30. Southeast wind around 5 mph.
Morning Fog on Wednesday Wednesday... Patchy fog between 11am and noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 50. Southeast wind 5 to 10 mph.
Morning Fog on Wednesday Night Wednesday Night... Widespread dense fog, mainly before 2am. Otherwise, increasing clouds, with a low around 32. Calm wind becoming east northeast around 5 mph after midnight.
Cloudy on Christmas Day Christmas Day... Cloudy, with a high near 45. East wind 5 to 10 mph becoming south southeast in the afternoon.
Mostly Clear on Thursday Night Thursday Night... Mostly cloudy, then gradually becoming mostly clear, with a low around 34. Southeast wind around 5 mph becoming west northwest after midnight.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 53. West northwest wind around 5 mph becoming south southeast in the afternoon.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 38.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 54.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 16.
Sunny on Sunday Sunday... Sunny, with a high near 23.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 8.
Sunny on Monday Monday... Sunny, with a high near 26.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 15.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 42.
Sun Almanac for South Sioux City, Nebraska
Sunrise: 07:53 AM
Sunset: 4:57 PM
Civil Sunrise:07:21 AM
Civil Sunset: 5:29 PM
Nautical Sunrise: 06:45 AM
Nautical Sunset: 6:04 PM
Astro Sunrise: 06:11 AM
Astro Sunset: 6:39 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.