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

65°F

18°C

Humidity 28%
Wind Speed W 15 G 26 mph
Barometer 30.25 in (1024.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 5 Apr 3:52 pm CDT
Extended Forecast for

Sioux City IA

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Increasing clouds, with a low around 33. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A chance of rain and snow showers before 4pm, then a slight chance of rain showers. Mostly cloudy, with a high near 44. North wind 5 to 10 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 44 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A slight chance of rain showers before 7pm, then a chance of snow showers after 1am. Cloudy, with a low around 24. North northeast wind around 10 mph becoming east after midnight. Chance of precipitation is 30%.

    Low: 24 °F

    Slight Chance
    Showers then
    Chance Snow
    Showers

  • Tuesday

    Tuesday: A chance of snow showers before 4pm, then a chance of rain showers. Cloudy, with a high near 40. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, with a low around 34. Southeast wind around 15 mph, with gusts as high as 30 mph.

    Low: 34 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers. Partly sunny, with a high near 65. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 30 mph.

    High: 65 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Partly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers. Mostly sunny, with a high near 57.

    High: 57 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers. Partly cloudy, with a low around 33.

    Low: 33 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers after 4am. Increasing clouds, with a low around 33. North wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
A chance of rain and snow showers before 4pm, then a slight chance of rain showers. Mostly cloudy, with a high near 44. North wind 5 to 10 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday Night
A slight chance of rain showers before 7pm, then a chance of snow showers after 1am. Cloudy, with a low around 24. North northeast wind around 10 mph becoming east after midnight. Chance of precipitation is 30%.
Tuesday
A chance of snow showers before 4pm, then a chance of rain showers. Cloudy, with a high near 40. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday Night
A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, with a low around 34. Southeast wind around 15 mph, with gusts as high as 30 mph.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 65. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 35.
Thursday
A 40 percent chance of showers. Mostly sunny, with a high near 57.
Thursday Night
A 40 percent chance of showers. Partly cloudy, with a low around 33.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 58.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 42.
Saturday
Showers likely. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Sunday
Showers likely. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
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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:
2:23 pm CDT Apr 5, 2026
Forecast Valid:
4pm CDT Apr 5, 2026-6pm CDT Apr 12, 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