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.

Fair

-3°F

-19°C

Humidity 82%
Wind Speed W 6 mph
Barometer 30.70 in (1042.4 mb)
Dewpoint -7°F (-22°C)
Visibility 10.00 mi
Wind Chill-15°F (-26°C)
Last update 31 Jan 1:52 am CST
Extended Forecast for

2 Miles SSE Jefferson SD

  • Overnight

    Overnight: Mostly clear, with a low around -8. Calm wind becoming southwest around 5 mph.

    Low: -8 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after 5pm. Increasing clouds, with a high near 23. Light south southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 23 °F

    Sunny then
    Chance Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly before 3am. Cloudy, then gradually becoming partly cloudy, with a low around 16. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Snow Likely

  • Sunday

    Sunday: Partly sunny, with a high near 41. South wind 5 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 41 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20. North northwest wind 5 to 10 mph becoming light northwest after midnight.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 37. Calm wind becoming east southeast around 5 mph in the morning.

    High: 37 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around -8. Calm wind becoming southwest around 5 mph.
Saturday
A 30 percent chance of snow, mainly after 5pm. Increasing clouds, with a high near 23. Light south southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Saturday Night
Snow likely, mainly before 3am. Cloudy, then gradually becoming partly cloudy, with a low around 16. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
Partly sunny, with a high near 41. South wind 5 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 20. North northwest wind 5 to 10 mph becoming light northwest after midnight.
Monday
Partly sunny, with a high near 37. Calm wind becoming east southeast around 5 mph in the morning.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Mostly cloudy, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
Partly sunny, with a high near 33.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Partly sunny, with a high near 40.
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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:
2:03 am CST Jan 31, 2026
Forecast Valid:
2am CST Jan 31, 2026-6pm CST Feb 6, 2026
 
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Additional Resources

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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