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.

Partly Cloudy

59°F

15°C

Humidity 75%
Wind Speed N 10 mph
Barometer 29.71 in (1005.6 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 14 Apr 9:52 am CDT
Extended Forecast for

Sioux City IA

  • Today

    Today: Mostly sunny, with a high near 78. North northeast wind 5 to 10 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 10pm. Mostly cloudy, with a low around 49. North wind 5 to 10 mph.

    Low: 49 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Mostly sunny, with a high near 72. North wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 72 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 47. West northwest wind around 5 mph becoming south after midnight.

    Low: 47 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 81. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 76. Breezy.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of rain showers before 1am, then a chance of rain and snow showers between 1am and 4am, then a chance of snow showers after 4am. Mostly cloudy, with a low around 32. Breezy. Chance of precipitation is 40%.

    Low: 32 °F

    Breezy.
    Chance
    Showers then
    Chance
    Rain/Snow

  • Saturday

    Saturday: A 30 percent chance of snow showers before 1pm. Partly sunny, with a high near 48. Breezy.

    High: 48 °F

    Chance Snow
    Showers and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 78. North northeast wind 5 to 10 mph.
Tonight
A 20 percent chance of showers after 10pm. Mostly cloudy, with a low around 49. North wind 5 to 10 mph.
Wednesday
Showers likely, mainly after 1pm. Mostly sunny, with a high near 72. North wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 47. West northwest wind around 5 mph becoming south after midnight.
Thursday
Sunny, with a high near 81. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 56. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 76. Breezy.
Friday Night
A chance of rain showers before 1am, then a chance of rain and snow showers between 1am and 4am, then a chance of snow showers after 4am. Mostly cloudy, with a low around 32. Breezy. Chance of precipitation is 40%.
Saturday
A 30 percent chance of snow showers before 1pm. Partly sunny, with a high near 48. Breezy.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 69.
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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:
10:13 am CDT Apr 14, 2026
Forecast Valid:
10am CDT Apr 14, 2026-6pm CDT Apr 20, 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