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

27°F

-3°C

Humidity 78%
Wind Speed N 16 mph
Barometer 30.51 in (1033.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 27 Mar 3:52 am CDT
Extended Forecast for

Sioux City IA

Fire Weather Watch March 28, 10:00am until March 28, 09:00pm
Click here for hazard details and duration
Fire Weather Watch

  • Today

    Today: Sunny, with a high near 50. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 26. North northwest wind 5 to 10 mph becoming light and variable.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 65. Breezy, with a south wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 65 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41. South southeast wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73. South southeast wind 5 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. East northeast wind around 5 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 75.

    High: 75 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 50. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 26. North northwest wind 5 to 10 mph becoming light and variable.
Saturday
Sunny, with a high near 65. Breezy, with a south wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.
Saturday Night
Mostly cloudy, with a low around 41. South southeast wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 73. South southeast wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 43. East northeast wind around 5 mph.
Monday
Partly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly cloudy, with a high near 75.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 56.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 33.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 ft)
Last Update:
2:03 am CDT Mar 27, 2026
Forecast Valid:
4am CDT Mar 27, 2026-6pm CDT Apr 2, 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