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

43°F

6°C

Humidity 58%
Wind Speed NE 15 G 25 mph
Barometer 29.83 in (1010.6 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 10 Mar 10:52 am CDT
Extended Forecast for

Sergeant Bluff IA

  • Today

    Today: Mostly sunny, with a high near 56. North northeast wind around 15 mph, with gusts as high as 20 mph.

    High: 56 °F

    Mostly Sunny

  • Tonight

    Tonight: Rain and snow likely, mainly after 3am. Increasing clouds, with a low around 30. North northeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Mostly Cloudy
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: A chance of rain and snow before 7am, then a chance of snow between 7am and 9am. Cloudy through mid morning, then gradual clearing, with a high near 48. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 48 °F

    Breezy.
    Chance
    Rain/Snow
    then Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 26. Northwest wind 5 to 15 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.

    Low: 26 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 64. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 64 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 31. Blustery, with a southwest wind 15 to 20 mph becoming northwest after midnight. Winds could gust as high as 30 mph.

    Low: 31 °F

    Slight Chance
    Rain and
    Blustery

  • Friday

    Friday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A slight chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 56. North northeast wind around 15 mph, with gusts as high as 20 mph.
Tonight
Rain and snow likely, mainly after 3am. Increasing clouds, with a low around 30. North northeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of rain and snow before 7am, then a chance of snow between 7am and 9am. Cloudy through mid morning, then gradual clearing, with a high near 48. Breezy, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Wednesday Night
Increasing clouds, with a low around 26. Northwest wind 5 to 15 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly cloudy, with a high near 64. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 31. Blustery, with a southwest wind 15 to 20 mph becoming northwest after midnight. Winds could gust as high as 30 mph.
Friday
Mostly cloudy, with a high near 48.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 62.
Saturday Night
Rain and snow likely. Cloudy, with a low around 23. Blustery. Chance of precipitation is 70%.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 34. Breezy.
Sunday Night
Partly cloudy, with a low around 11. Blustery.
Monday
Partly sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.39°N 96.35°W (Elev. 1089 ft)
Last Update:
11:03 am CDT Mar 10, 2026
Forecast Valid:
11am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation