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

9°F

-13°C

Humidity 84%
Wind Speed E 7 mph
Barometer 30.31 in (1028.7 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 30 Dec 2:52 am CST
Extended Forecast for

Sergeant Bluff IA

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 13. South southeast wind around 5 mph.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 42. South wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 42 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 26. Northwest wind 5 to 10 mph.

    Low: 26 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 41. West northwest wind 5 to 10 mph becoming north northeast in the afternoon.

    High: 41 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 15. North northeast wind 5 to 10 mph becoming light and variable after midnight.

    Low: 15 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 32. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 32 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 13. South southeast wind around 5 mph.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 42. South wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Increasing clouds, with a low around 26. Northwest wind 5 to 10 mph.
Wednesday
Partly sunny, with a high near 41. West northwest wind 5 to 10 mph becoming north northeast in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 15. North northeast wind 5 to 10 mph becoming light and variable after midnight.
New Year's Day
Partly sunny, with a high near 32. Light and variable wind becoming south 5 to 10 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 19.
Friday
Mostly cloudy, with a high near 31.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 44.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 43.
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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:
3:18 am CST Dec 30, 2025
Forecast Valid:
3am CST Dec 30, 2025-6pm CST Jan 5, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation