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

52°F

11°C

Humidity 89%
Wind Speed E 6 mph
Barometer 30.18 in (1021.6 mb)
Dewpoint 49°F (9°C)
Visibility 9.00 mi
Wind Chill50°F (10°C)
Last update 22 Oct 3:52 am CDT
Extended Forecast for

Sioux City IA

  • Today

    Today: Sunny, with a high near 79. Light southeast wind becoming south 5 to 10 mph in the afternoon.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers before 9am. Mostly sunny, with a high near 78. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 78 °F

    Slight Chance
    Showers then
    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 61. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 61 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 75. South wind around 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 75 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 49. North northwest wind around 5 mph.

    Low: 49 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely. Cloudy, with a high near 55. Chance of precipitation is 70%.

    High: 55 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 79. Light southeast wind becoming south 5 to 10 mph in the afternoon.
Tonight
Mostly clear, with a low around 58. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A 20 percent chance of showers before 9am. Mostly sunny, with a high near 78. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Mostly cloudy, with a low around 61. South wind around 15 mph, with gusts as high as 30 mph.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 75. South wind around 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 49. North northwest wind around 5 mph.
Sunday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 62.
Sunday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Monday
Showers likely. Cloudy, with a high near 55. Chance of precipitation is 70%.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 41.
Tuesday
Mostly cloudy, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 ft)
Last Update:
1:48 am CDT Oct 22, 2026
Forecast Valid:
4am CDT Oct 22, 2026-6pm CDT Oct 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation