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.

Fog/Mist

54°F

12°C

Humidity 97%
Wind Speed SE 8 mph
Barometer 29.69 in (1005.0 mb)
Dewpoint 53°F (12°C)
Visibility 5.00 mi
Wind Chill52°F (11°C)
Last update 13 Apr 3:52 am CDT
Extended Forecast for

Sioux City IA

  • Today

    Today: Patchy fog before 9am. Otherwise, partly sunny, with a high near 83. Southeast wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 83 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. West southwest wind 5 to 10 mph becoming north northwest after midnight.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 76. North wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 76 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 50. North northeast wind 5 to 10 mph.

    Low: 50 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 73. East northeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 73 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers before 1am. Partly cloudy, with a low around 48. West wind 5 to 10 mph.

    Low: 48 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 70. Breezy.

    High: 70 °F

    Partly Sunny
    then Chance
    Showers and
    Breezy

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, partly sunny, with a high near 83. Southeast wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.
Tonight
Partly cloudy, with a low around 50. West southwest wind 5 to 10 mph becoming north northwest after midnight.
Tuesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 76. North wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 50. North northeast wind 5 to 10 mph.
Wednesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 73. East northeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers before 1am. Partly cloudy, with a low around 48. West wind 5 to 10 mph.
Thursday
Sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 54.
Friday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 70. Breezy.
Friday Night
A chance of rain showers before 4am, then a chance of rain and snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Saturday
A 30 percent chance of snow showers. Partly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Sunny, with a high near 62.
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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:
3:03 am CDT Apr 13, 2026
Forecast Valid:
4am CDT Apr 13, 2026-6pm CDT Apr 19, 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