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

18°F

-8°C

Humidity 57%
Wind Speed NW 15 mph
Barometer 30.15 in (1022.7 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 27 Jan 2:52 am CST
Extended Forecast for

2 Miles SSE Jefferson SD

  • Overnight

    Overnight: Mostly clear, with a low around 8. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 8 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 21. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 21 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 6. North northwest wind around 5 mph becoming calm in the evening.

    Low: 6 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 26. Light and variable wind becoming north northwest 5 to 10 mph in the morning.

    High: 26 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 5. North northeast wind around 5 mph.

    Low: 5 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Partly sunny, with a high near 20. North wind around 5 mph.

    High: 20 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -3.

    Low: -3 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 13.

    High: 13 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -5.

    Low: -5 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 8. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 21. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 6. North northwest wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 26. Light and variable wind becoming north northwest 5 to 10 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 5. North northeast wind around 5 mph.
Thursday
A 20 percent chance of snow before noon. Partly sunny, with a high near 20. North wind around 5 mph.
Thursday Night
Partly cloudy, with a low around -3.
Friday
Sunny, with a high near 13.
Friday Night
Mostly clear, with a low around -5.
Saturday
Mostly sunny, with a high near 22.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 12.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 35.
Sunday Night
Mostly cloudy, with a low around 17.
Monday
Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Jefferson SD
 42.56°N 96.53°W (Elev. 1102 ft)
Last Update:
3:18 am CST Jan 27, 2026
Forecast Valid:
3am CST Jan 27, 2026-6pm CST Feb 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation