National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

48°F

9°C

Humidity 96%
Wind Speed SW 6 mph
Barometer 30.06 in (1017.8 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 20 Jun 4:52 am CDT
Extended Forecast for

2 Miles WNW Winnebago NE

  • Today

    Today: A 20 percent chance of showers after 3pm. Increasing clouds, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 81 °F

    Sunny then
    Slight Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 56. East wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 56 °F

    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely before 3pm, then a slight chance of showers after 4pm. Cloudy, with a high near 70. East northeast wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 70 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers between 7pm and 1am. Mostly cloudy, with a low around 52. East northeast wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 76. North wind around 5 mph becoming east in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 55. East southeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 20%.

    Low: 55 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 54. West wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers after 3pm. Increasing clouds, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 56. East wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Sunday
Showers and thunderstorms likely before 3pm, then a slight chance of showers after 4pm. Cloudy, with a high near 70. East northeast wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A slight chance of showers between 7pm and 1am. Mostly cloudy, with a low around 52. East northeast wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 76. North wind around 5 mph becoming east in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 55. East southeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 54. West wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday
Mostly sunny, with a high near 77. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A slight chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 53. North northwest wind 5 to 9 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 78. North wind 3 to 6 mph.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55. East northeast wind 5 to 7 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79. Light east southeast wind becoming south southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Winnebago NE
 42.26°N 96.5°W (Elev. 1201 ft)
Last Update:
4:35 am CDT Jun 20, 2026
Forecast Valid:
5am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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