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 90%
Wind Speed E 8 mph
Barometer 29.87 in (1010.8 mb)
Dewpoint 58°F (14°C)
Visibility 8.00 mi
Last update 13 Jun 5:52 am CDT
Extended Forecast for

Sioux City IA

  • Today

    Today: Mostly sunny, with a high near 88. South southwest wind 5 to 10 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming northeast after midnight.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 92. East wind 5 to 10 mph becoming south in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southeast wind 5 to 10 mph.

    Low: 68 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. South wind 5 to 10 mph.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southeast wind around 5 mph.

    Low: 67 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.

    High: 84 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 88. South southwest wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming northeast after midnight.
Saturday
Mostly sunny, with a high near 92. East wind 5 to 10 mph becoming south in the afternoon.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southeast wind 5 to 10 mph.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. South wind 5 to 10 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 91.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Wednesday
Partly sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 60.
Juneteenth
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.41°W (Elev. 1106 ft)
Last Update:
3:32 am CDT Jun 13, 2025
Forecast Valid:
6am CDT Jun 13, 2025-6pm CDT Jun 19, 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