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

25°F

-4°C

Humidity 85%
Wind Speed Calm
Barometer 30.01 in (1017.2 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 15 Feb 7:52 am CST
Extended Forecast for

2 Miles SSE Jefferson SD

  • Today

    Today: Sunny, with a high near 66. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 38 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 64. Southeast wind around 5 mph.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. East southeast wind 5 to 10 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 71. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 71 °F

    Decreasing
    Clouds and
    Breezy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly before midnight. Partly cloudy, with a low around 39. Breezy, with a south wind 10 to 15 mph becoming west 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 39 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 53. Breezy.

    High: 53 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A 40 percent chance of snow. Mostly cloudy, with a high near 40. Breezy.

    High: 40 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 66. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly cloudy, with a low around 38. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Washington's Birthday
Mostly sunny, with a high near 64. Southeast wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 42. East southeast wind 5 to 10 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 71. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A 40 percent chance of rain, mainly before midnight. Partly cloudy, with a low around 39. Breezy, with a south wind 10 to 15 mph becoming west 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Wednesday
Sunny, with a high near 53. Breezy.
Wednesday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 26.
Thursday
A 40 percent chance of snow. Mostly cloudy, with a high near 40. Breezy.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 16.
Friday
Partly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 14.
Saturday
Sunny, with a high near 35.
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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:
6:33 am CST Feb 15, 2026
Forecast Valid:
8am CST Feb 15, 2026-6pm CST Feb 21, 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