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

41°F

5°C

Humidity 55%
Wind Speed NW 7 mph
Barometer 30.08 in (1019.0 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 9 Apr 12:52 am CDT
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: Partly cloudy, with a low around 32. North wind 5 to 10 mph.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely, mainly after 4pm. Increasing clouds, with a high near 56. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Partly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 30. Northeast wind 5 to 10 mph.

    Low: 30 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 58. Northeast wind around 5 mph.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 41. East southeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 41 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 68. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers. Partly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 32. North wind 5 to 10 mph.
Thursday
Showers likely, mainly after 4pm. Increasing clouds, with a high near 56. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 40 percent chance of showers before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 30. Northeast wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 58. Northeast wind around 5 mph.
Friday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 41. East southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Saturday
Showers and possibly a thunderstorm. High near 68. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Saturday Night
A 50 percent chance of showers. Cloudy, with a low around 59.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 55.
Monday
Mostly sunny, with a high near 82.
Monday Night
A 40 percent chance of showers. Partly cloudy, with a low around 48.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 64.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 39.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 61.
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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 9, 2026
Forecast Valid:
1am CDT Apr 9, 2026-6pm CDT Apr 15, 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