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

61°F

16°C

Humidity 27%
Wind Speed S 9 mph
Barometer 29.62 in (1003.7 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 7 Jan 3:52 pm CST
Extended Forecast for

Sioux City IA

  • Tonight

    Tonight: Increasing clouds, with a low around 33. South wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Rain, mainly after 2pm. High near 43. Light and variable wind becoming north northeast 5 to 10 mph in the morning. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Slight Chance
    Rain then
    Rain

  • Thursday Night

    Thursday Night: Rain likely before 8pm, then rain and snow likely between 8pm and 10pm, then snow likely after 10pm. Cloudy, with a low around 27. North northwest wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow
    Likely then
    Slight Chance
    Snow

  • Friday

    Friday: Mostly cloudy, with a high near 38. North northwest wind 5 to 10 mph.

    High: 38 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of snow after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 23. Northwest wind 5 to 10 mph.

    Low: 23 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 31 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 33. South wind around 5 mph becoming calm in the evening.
Thursday
Rain, mainly after 2pm. High near 43. Light and variable wind becoming north northeast 5 to 10 mph in the morning. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely before 8pm, then rain and snow likely between 8pm and 10pm, then snow likely after 10pm. Cloudy, with a low around 27. North northwest wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Mostly cloudy, with a high near 38. North northwest wind 5 to 10 mph.
Friday Night
A 20 percent chance of snow after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 23. Northwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 13.
Sunday
Sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 49.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 49.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 29.
Wednesday
A slight chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 20%.
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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:
4:43 pm CST Jan 7, 2026
Forecast Valid:
4pm CST Jan 7, 2026-6pm CST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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