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.

Light Rain

40°F

4°C

Humidity 89%
Wind Speed E 12 mph
Barometer 29.79 in (1009.3 mb)
Dewpoint 37°F (3°C)
Visibility 7.00 mi
Wind Chill33°F (1°C)
Last update 17 Nov 11:52 pm CST
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: A chance of rain before 1am, then a slight chance of drizzle after 1am. Cloudy, with a steady temperature around 42. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Chance Rain

  • Tuesday

    Tuesday: Cloudy, with a high near 44. North wind 5 to 10 mph.

    High: 44 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. North northeast wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 53. South wind 5 to 10 mph.

    High: 53 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38. South southeast wind around 5 mph becoming west northwest after midnight.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 53. Northwest wind 5 to 10 mph.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of drizzle or freezing rain before noon, then a slight chance of drizzle. Partly sunny, with a high near 46. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Drizzle/Freezing
    Rain

  • Friday Night

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

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of rain before 1am, then a slight chance of drizzle after 1am. Cloudy, with a steady temperature around 42. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday
Cloudy, with a high near 44. North wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 35. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 53. South wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 38. South southeast wind around 5 mph becoming west northwest after midnight.
Thursday
Mostly sunny, with a high near 53. Northwest wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
A slight chance of drizzle or freezing rain before noon, then a slight chance of drizzle. Partly sunny, with a high near 46. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 51.
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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:
10:48 pm CST Nov 17, 2025
Forecast Valid:
12am CST Nov 18, 2025-6pm CST Nov 24, 2025
 
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