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.

Overcast

39°F

4°C

Humidity 70%
Wind Speed NW 7 mph
Barometer 30.40 in (1029.8 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 6 Apr 4:52 am CDT
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: A 20 percent chance of snow showers. Cloudy, with a low around 35. North wind around 5 mph.

    Low: 35 °F

    Slight Chance
    Snow Showers

  • Monday

    Monday: A chance of snow showers before noon, then a chance of rain showers between noon and 1pm, then a chance of snow showers after 1pm. Cloudy, with a high near 43. North wind 5 to 10 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 43 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow showers. Cloudy, with a low around 26. Northeast wind 5 to 10 mph.

    Low: 26 °F

    Slight Chance
    Snow Showers

  • Tuesday

    Tuesday: A chance of snow showers before 1pm, then rain and snow showers likely. Cloudy, with a high near 41. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow
    Showers then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 34. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 34 °F

    Showers
    Likely then
    Slight Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: A 40 percent chance of showers. Partly sunny, with a high near 64. Breezy, with a south wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph.

    High: 64 °F

    Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Partly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers. Mostly sunny, with a high near 58.

    High: 58 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 20 percent chance of snow showers. Cloudy, with a low around 35. North wind around 5 mph.
Monday
A chance of snow showers before noon, then a chance of rain showers between noon and 1pm, then a chance of snow showers after 1pm. Cloudy, with a high near 43. North wind 5 to 10 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday Night
A 20 percent chance of snow showers. Cloudy, with a low around 26. Northeast wind 5 to 10 mph.
Tuesday
A chance of snow showers before 1pm, then rain and snow showers likely. Cloudy, with a high near 41. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 34. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 64. Breezy, with a south wind 15 to 20 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 36.
Thursday
A 40 percent chance of showers. Mostly sunny, with a high near 58.
Thursday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 35.
Friday
A 40 percent chance of showers. Mostly sunny, with a high near 58.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 43.
Saturday
Showers likely. Cloudy, with a high near 65. Chance of precipitation is 60%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 75. 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 96.39°W (Elev. 1099 ft)
Last Update:
4:18 am CDT Apr 6, 2026
Forecast Valid:
5am CDT Apr 6, 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