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Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Partly Cloudy

9°F

-13°C

Humidity 58%
Wind Speed NW 17 G 30 mph
Barometer 30.29 in (1028.4 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 17 Jan 3:52 pm CST
Extended Forecast for

Sergeant Bluff IA

Winter Weather Advisory January 18, 03:00am until January 18, 09:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A chance of snow before 4am, then a chance of flurries between 4am and 5am. Increasing clouds, with a temperature falling to near 5 by 11pm, then rising to around 13 during the remainder of the night. Northwest wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 5 °F⇑

    Partly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A 30 percent chance of snow, mainly between 10am and noon. Partly sunny, with a high near 31. Windy, with a south wind 15 to 20 mph becoming northwest 25 to 30 mph in the morning. Winds could gust as high as 45 mph.

    High: 31 °F

    Chance Snow
    and Windy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 0. Windy, with a north northwest wind 25 to 30 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph.

    Low: 0 °F

    Partly Cloudy
    and Windy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 17. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 17 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 3. West wind around 5 mph becoming south after midnight.

    Low: 3 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 33. South wind 5 to 10 mph.

    High: 33 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of snow before 4am, then a chance of flurries between 4am and 5am. Increasing clouds, with a temperature falling to near 5 by 11pm, then rising to around 13 during the remainder of the night. Northwest wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Sunday
A 30 percent chance of snow, mainly between 10am and noon. Partly sunny, with a high near 31. Windy, with a south wind 15 to 20 mph becoming northwest 25 to 30 mph in the morning. Winds could gust as high as 45 mph.
Sunday Night
Partly cloudy, with a low around 0. Windy, with a north northwest wind 25 to 30 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph.
M.L.King Day
Mostly sunny, with a high near 17. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 3. West wind around 5 mph becoming south after midnight.
Tuesday
Partly sunny, with a high near 33. South wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
Partly sunny, with a high near 30.
Wednesday Night
Partly cloudy, with a low around 9.
Thursday
Partly sunny, with a high near 33.
Thursday Night
Mostly cloudy, with a low around 10.
Friday
Partly sunny, with a high near 21.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -3.
Saturday
A 30 percent chance of snow. Mostly cloudy, with a high near 8.
Basemap Options
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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:
4:43 pm CST Jan 17, 2026
Forecast Valid:
4pm CST Jan 17, 2026-6pm CST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation