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.

Mostly Cloudy and Breezy

44°F

7°C

Humidity 73%
Wind Speed NW 22 G 36 mph
Barometer 29.57 in (1000.9 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 17 Apr 7:52 am CDT
Extended Forecast for

Sergeant Bluff IA

  • Today

    Today: A 20 percent chance of showers before 9am. Mostly cloudy, with a high near 54. Windy, with a north northwest wind 20 to 30 mph, with gusts as high as 45 mph.

    High: 54 °F

    Windy. Slight
    Chance
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradual clearing toward daybreak, with a low around 30. Blustery, with a north northwest wind 15 to 25 mph, with gusts as high as 35 mph.

    Low: 30 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 54. Breezy, with a west northwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 54 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph in the evening. Winds could gust as high as 25 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. North northwest wind 5 to 10 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. North northeast wind 5 to 10 mph becoming east southeast after midnight.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers before 9am. Mostly cloudy, with a high near 54. Windy, with a north northwest wind 20 to 30 mph, with gusts as high as 45 mph.
Tonight
Mostly cloudy, then gradual clearing toward daybreak, with a low around 30. Blustery, with a north northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Saturday
Sunny, with a high near 54. Breezy, with a west northwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Mostly clear, with a low around 31. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph in the evening. Winds could gust as high as 25 mph.
Sunday
Sunny, with a high near 64. North northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 35. North northeast wind 5 to 10 mph becoming east southeast after midnight.
Monday
Sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 84. Breezy.
Wednesday Night
A 40 percent chance of showers. Partly cloudy, with a low around 58.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. Breezy. Chance of precipitation is 60%.
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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:
7:08 am CDT Apr 17, 2026
Forecast Valid:
8am CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation