Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

48°F

9°C

Humidity 66%
Wind Speed SW 3 mph
Barometer 29.95 in (1015.0 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 18 Mar 11:52 am CDT
Extended Forecast for

Sioux City IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 64. West wind around 5 mph.

    High: 64 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. South southwest wind around 5 mph becoming calm.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65. North northwest wind around 5 mph becoming calm.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. South southeast wind around 5 mph becoming west southwest after midnight.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 75. Northwest wind 5 to 10 mph.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. Northwest wind around 5 mph becoming south after midnight.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 64. West wind around 5 mph.
Tonight
Mostly cloudy, with a low around 37. South southwest wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 65. North northwest wind around 5 mph becoming calm.
Thursday Night
Partly cloudy, with a low around 42. South southeast wind around 5 mph becoming west southwest after midnight.
Friday
Sunny, with a high near 75. Northwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 44. Northwest wind around 5 mph becoming south after midnight.
Saturday
Sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly cloudy, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 52.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Mostly cloudy, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.41°W (Elev. 1106 ft)
12:03 pm CDT Mar 18, 2026
12pm CDT Mar 18, 2026-6pm CDT Mar 24, 2026
 
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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