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.

Overcast and Windy

25°F

-4°C

Humidity 58%
Wind Speed N 30 G 37 mph
Barometer 29.66 in (1005.9 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 19 Feb 1:52 pm CST
Extended Forecast for

Sergeant Bluff IA

Winter Weather Advisory February 19, 02:21pm until February 20, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 19, 02:21pm until February 20, 12:00am

    NOW until 12:00am Fri

    Winter Weather Advisory

  • This Afternoon

    High: 32 °F

    Snow Likely
    and Breezy

  • Tonight

    Tonight: Snow likely before 3am, then a chance of flurries between 3am and 5am. Cloudy, with a low around 15. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 15 °F

    Snow Likely
    and Blustery
    then Chance
    Snow

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 31. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 31 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13. Northwest wind around 5 mph.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 34. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 34 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 10. North northwest wind around 10 mph.

    Low: 10 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Snow likely, mainly after 5pm. Cloudy, with a high near 32. Breezy, with a north northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely before 3am, then a chance of flurries between 3am and 5am. Cloudy, with a low around 15. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 31. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 13. Northwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 34. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 10. North northwest wind around 10 mph.
Sunday
Sunny, with a high near 32.
Sunday Night
Mostly clear, with a low around 5.
Monday
Sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.39°N 96.35°W (Elev. 1089 ft)
Last Update:
12:33 pm CST Feb 19, 2026
Forecast Valid:
2pm CST Feb 19, 2026-6pm CST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation