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

28°F

-2°C

Humidity 53%
Wind Speed N 20 G 33 mph
Barometer 30.16 in (1022.2 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 14 Jan 5:52 am CST
Extended Forecast for

Sioux City IA

  • Today

    Today: Sunny, with a high near 30. Blustery, with a north wind 15 to 20 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 30 °F

    Sunny and
    Blustery then
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 18. Calm wind becoming south around 5 mph after midnight.

    Low: 18 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of flurries between 9am and noon, then a slight chance of rain after noon. Partly sunny, with a high near 44. South wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    High: 44 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of sprinkles and flurries between midnight and 1am, then a chance of flurries after 1am. Partly cloudy, with a low around 27. Blustery, with a northwest wind 15 to 20 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 35 mph.

    Low: 27 °F

    Blustery.
    Partly Cloudy
    then Chance
    Sprinkles/Flurries

  • Friday

    Friday: A 30 percent chance of snow. Mostly cloudy, with a temperature falling to around 23 by 5pm. Blustery, with a northwest wind around 25 mph, with gusts as high as 45 mph.

    High: 31 °F⇓

    Chance Snow
    and Blustery

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 7. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 7 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 15.

    High: 15 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 30. Blustery, with a north wind 15 to 20 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Increasing clouds, with a low around 18. Calm wind becoming south around 5 mph after midnight.
Thursday
A chance of flurries between 9am and noon, then a slight chance of rain after noon. Partly sunny, with a high near 44. South wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Thursday Night
A chance of sprinkles and flurries between midnight and 1am, then a chance of flurries after 1am. Partly cloudy, with a low around 27. Blustery, with a northwest wind 15 to 20 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 35 mph.
Friday
A 30 percent chance of snow. Mostly cloudy, with a temperature falling to around 23 by 5pm. Blustery, with a northwest wind around 25 mph, with gusts as high as 45 mph.
Friday Night
Mostly cloudy, with a low around 7. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday
Mostly sunny, with a high near 15.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 9.
M.L.King Day
Mostly sunny, with a high near 23.
Monday Night
Partly cloudy, with a low around 8.
Tuesday
Mostly sunny, with a high near 27.
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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:
5:43 am CST Jan 14, 2026
Forecast Valid:
6am CST Jan 14, 2026-6pm CST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation