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

72°F

22°C

Humidity 31%
Wind Speed Vrbl 7 mph
Barometer 29.63 in (1003.2 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 9 Mar 4:52 pm CDT
Extended Forecast for

Sioux City IA

  • Tonight

    Tonight: Mostly clear, with a low around 36. East wind 5 to 10 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely after 1am, mixing with snow after 4am. Mostly cloudy, with a low around 32. North northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 32 °F

    Mostly Cloudy
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow likely, possibly mixed with rain, mainly before 10am. Cloudy through mid morning, then gradual clearing, with a high near 49. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 49 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27. Northwest wind 5 to 10 mph becoming south after midnight.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy, with a high near 64. South wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 64 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A slight chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 36. East wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 58. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Rain likely after 1am, mixing with snow after 4am. Mostly cloudy, with a low around 32. North northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday
Snow likely, possibly mixed with rain, mainly before 10am. Cloudy through mid morning, then gradual clearing, with a high near 49. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday Night
Mostly clear, with a low around 27. Northwest wind 5 to 10 mph becoming south after midnight.
Thursday
Mostly cloudy, with a high near 64. South wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday Night
A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 32.
Friday
Mostly cloudy, with a high near 50.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 58.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.
Sunday
A 30 percent chance of snow. Mostly cloudy, with a high near 37. Breezy.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 ft)
Last Update:
3:43 pm CDT Mar 9, 2026
Forecast Valid:
5pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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