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

54°F

12°C

Humidity 43%
Wind Speed NW 15 G 23 mph
Barometer 29.78 in (1009.0 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 13 Jan 1:52 pm CST
Extended Forecast for

Sioux City IA

  • This Afternoon

    This Afternoon: A chance of sprinkles between 3pm and 4pm. Mostly cloudy, with a high near 55. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 55 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. North northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 32. North wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 32 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17. Calm wind becoming south around 5 mph after midnight.

    Low: 17 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 45. South wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 45 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Mostly Cloudy
    and Blustery

  • Friday

    Friday: A 30 percent chance of snow. Mostly cloudy, with a high near 34. Breezy.

    High: 34 °F

    Chance Snow
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11. Blustery.

    Low: 11 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of sprinkles between 3pm and 4pm. Mostly cloudy, with a high near 55. Northwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 23. North northwest wind around 15 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 32. North wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 17. Calm wind becoming south around 5 mph after midnight.
Thursday
Partly sunny, with a high near 45. South wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 27. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 34. Breezy.
Friday Night
Mostly cloudy, with a low around 11. Blustery.
Saturday
Partly sunny, with a high near 20.
Saturday Night
Partly cloudy, with a low around 4.
Sunday
Mostly sunny, with a high near 25.
Sunday Night
Partly cloudy, with a low around 11.
M.L.King Day
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.41°W (Elev. 1106 ft)
Last Update:
11:38 am CST Jan 13, 2026
Forecast Valid:
2pm CST Jan 13, 2026-6pm CST Jan 19, 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