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Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Overcast

26°F

-3°C

Humidity 48%
Wind Speed SE 12 mph
Barometer 30.03 in (1019.0 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 20 Jan 3:52 pm CST
Extended Forecast for

2 Miles SSE Jefferson SD

Extreme Cold Watch January 22, 09:00pm until January 23, 02:00pm
Wind Advisory January 21, 10:00am until January 21, 06:00pm
Click here for hazard details and duration
Extreme Cold Watch
Wind Advisory

  • This Afternoon

    This Afternoon: A 50 percent chance of snow. Cloudy, with a high near 27. Southeast wind 5 to 10 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 27 °F

    Chance Snow

  • Tonight

    Tonight: Snow likely, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 12. East southeast wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 12 °F

    Snow Likely
    then Partly
    Cloudy

  • Wednesday

    Wednesday: A chance of snow before 2pm, then a chance of sprinkles and flurries between 2pm and 3pm. Sunny through mid morning, then becoming mostly cloudy, with a high near 36. Windy, with a northwest wind 5 to 15 mph increasing to 25 to 35 mph. Winds could gust as high as 55 mph. Chance of precipitation is 20%.

    High: 36 °F

    Chance
    Sprinkles/Snow
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 5. Blustery, with a west wind 15 to 25 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 40 mph.

    Low: 5 °F

    Mostly Clear
    and Blustery
    then Partly
    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 22. West wind 5 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 22 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -12. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: -12 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near 0.

    High: 0 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -8.

    Low: -8 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow before noon. Partly sunny, with a high near 11.

    High: 11 °F

    Slight Chance
    Snow then
    Partly Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of snow. Cloudy, with a high near 27. Southeast wind 5 to 10 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 12. East southeast wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of snow before 2pm, then a chance of sprinkles and flurries between 2pm and 3pm. Sunny through mid morning, then becoming mostly cloudy, with a high near 36. Windy, with a northwest wind 5 to 15 mph increasing to 25 to 35 mph. Winds could gust as high as 55 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 5. Blustery, with a west wind 15 to 25 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 40 mph.
Thursday
Partly sunny, with a high near 22. West wind 5 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Partly cloudy, with a low around -12. North wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Partly sunny and cold, with a high near 0.
Friday Night
Mostly cloudy, with a low around -8.
Saturday
A 20 percent chance of snow before noon. Partly sunny, with a high near 11.
Saturday Night
Mostly cloudy, with a low around -5.
Sunday
Mostly sunny, with a high near 15.
Sunday Night
Mostly clear, with a low around -3.
Monday
Sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Mostly sunny, with a high near 36.
Basemap Options
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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 pm CST Jan 20, 2026
Forecast Valid:
4pm CST Jan 20, 2026-6pm CST Jan 27, 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