National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

38°F

3°C

Humidity 73%
Wind Speed SE 3 mph
Barometer 30.15 in (1021.8 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 12 Jan 10:52 am CST
Extended Forecast for

4 Miles E Jefferson SD

  • Today

    Today: Sunny, with a high near 55. Southwest wind around 5 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Southwest wind 5 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain between noon and 4pm. Mostly cloudy, with a high near 55. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 55 °F

    Partly Sunny
    then Chance
    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Sunny, with a high near 32. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 32 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 16. North wind 5 to 10 mph becoming south after midnight.

    Low: 16 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow after noon. Partly sunny, with a high near 41. Chance of precipitation is 20%.

    High: 41 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 27. Blustery.

    Low: 27 °F

    Blustery.
    Mostly Cloudy
    then Chance
    Snow

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 33. Breezy.

    High: 33 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 55. Southwest wind around 5 mph.
Tonight
Mostly cloudy, with a low around 38. Southwest wind 5 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.
Tuesday
A chance of rain between noon and 4pm. Mostly cloudy, with a high near 55. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 25. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 32. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 16. North wind 5 to 10 mph becoming south after midnight.
Thursday
A slight chance of rain and snow after noon. Partly sunny, with a high near 41. Chance of precipitation is 20%.
Thursday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 27. Blustery.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 33. Breezy.
Friday Night
Mostly cloudy, with a low around 10. Blustery.
Saturday
Partly sunny, with a high near 21.
Saturday Night
Partly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Jefferson SD
 42.61°N 96.48°W (Elev. 1207 ft)
Last Update:
10:58 am CST Jan 12, 2026
Forecast Valid:
11am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
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