National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

44°F

7°C

Humidity 83%
Wind Speed SE 17 mph
Barometer 29.80 in (1009.6 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 8 Apr 3:52 am CDT
Extended Forecast for

Sioux City IA

  • Today

    Today: A slight chance of showers between noon and 1pm. Mostly sunny, with a high near 65. South wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    High: 65 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 31. North northwest wind 5 to 10 mph.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of snow showers before 8am, then rain showers likely. Some thunder is also possible. Partly sunny, with a high near 56. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 56 °F

    Slight Chance
    Rain/Snow
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Cloudy during the early evening, then gradual clearing, with a low around 32. Northeast wind around 5 mph. Chance of precipitation is 40%.

    Low: 32 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 59. North northeast wind around 5 mph.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 1am. Increasing clouds, with a low around 41. East southeast wind around 5 mph.

    Low: 41 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely. Cloudy, with a high near 65. Chance of precipitation is 70%.

    High: 65 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely. Mostly cloudy, with a high near 75. Breezy. Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Today
A slight chance of showers between noon and 1pm. Mostly sunny, with a high near 65. South wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 31. North northwest wind 5 to 10 mph.
Thursday
A slight chance of snow showers before 8am, then rain showers likely. Some thunder is also possible. Partly sunny, with a high near 56. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Cloudy during the early evening, then gradual clearing, with a low around 32. Northeast wind around 5 mph. Chance of precipitation is 40%.
Friday
Sunny, with a high near 59. North northeast wind around 5 mph.
Friday Night
A 30 percent chance of showers after 1am. Increasing clouds, with a low around 41. East southeast wind around 5 mph.
Saturday
Showers likely. Cloudy, with a high near 65. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 57. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 75. Breezy. Chance of precipitation is 70%.
Sunday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 55.
Monday
A 40 percent chance of showers. Mostly sunny, with a high near 75.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 35.
Tuesday
A 40 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 96.41°W (Elev. 1106 ft)
Last Update:
1:33 am CDT Apr 8, 2026
Forecast Valid:
4am CDT Apr 8, 2026-6pm CDT Apr 14, 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