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

50°F

10°C

Humidity 68%
Wind Speed NW 14 mph
Barometer 29.66 in (1003.8 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 31 Mar 3:52 am CDT
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: A chance of sprinkles. Mostly cloudy, with a low around 45. North northwest wind around 10 mph.

    Low: 45 °F

    Chance
    Sprinkles

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 60. Breezy, with a north wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 60 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 34. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Cloudy, with a high near 42. East northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 42 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain before 10pm, then rain, possibly mixed with sleet between 10pm and 4am, then rain after 4am. Low around 33. East northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no sleet accumulation expected.

    Low: 33 °F

    Rain/Sleet

  • Thursday

    Thursday: Rain, mainly before 1pm. High near 46. North northeast wind around 10 mph. Chance of precipitation is 80%.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.

    High: 48 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain showers before 1am, then a chance of rain and snow showers. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.

    Low: 31 °F

    Chance
    Showers then
    Chance
    Rain/Snow

Detailed Forecast

Overnight
A chance of sprinkles. Mostly cloudy, with a low around 45. North northwest wind around 10 mph.
Tuesday
Mostly cloudy, with a high near 60. Breezy, with a north wind 15 to 25 mph, with gusts as high as 40 mph.
Tuesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 34. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Rain likely, mainly after 1pm. Cloudy, with a high near 42. East northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Wednesday Night
Rain before 10pm, then rain, possibly mixed with sleet between 10pm and 4am, then rain after 4am. Low around 33. East northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no sleet accumulation expected.
Thursday
Rain, mainly before 1pm. High near 46. North northeast wind around 10 mph. Chance of precipitation is 80%.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Rain likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.
Friday Night
A chance of rain showers before 1am, then a chance of rain and snow showers. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Saturday
A chance of rain and snow showers before 1pm, then a chance of rain showers. Mostly cloudy, with a high near 45. Breezy. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 25. Blustery.
Sunday
Sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Partly sunny, with a high near 57.
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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:
3:13 am CDT Mar 31, 2026
Forecast Valid:
4am CDT Mar 31, 2026-6pm CDT Apr 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation