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.

Overcast

62°F

17°C

Humidity 75%
Wind Speed SE 10 mph
Barometer 30.13 in (1020.2 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 13 Sep 6:52 pm CDT
Extended Forecast for

Hornick IA

  • Tonight

    Tonight: A chance of rain before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers and possibly a thunderstorm after 5am. Low around 57. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Mostly Cloudy
    then Showers

  • Monday

    Monday: Showers and possibly a thunderstorm, mainly before 9am, then a chance of showers and thunderstorms after 9am. High near 77. Breezy, with a south wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 77 °F

    Breezy.
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 4am, then a chance of showers after 4am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 61. South southwest wind 10 to 15 mph becoming west 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    Low: 61 °F

    Heavy Rain
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 10 percent chance of showers before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 72. North wind 5 to 10 mph.

    High: 72 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 56. East northeast wind around 5 mph.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 67. East wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers. Mostly cloudy, with a high near 72.

    High: 72 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

    Low: 61 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Tonight
A chance of rain before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers and possibly a thunderstorm after 5am. Low around 57. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and possibly a thunderstorm, mainly before 9am, then a chance of showers and thunderstorms after 9am. High near 77. Breezy, with a south wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 4am, then a chance of showers after 4am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 61. South southwest wind 10 to 15 mph becoming west 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Tuesday
A 10 percent chance of showers before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 72. North wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 56. East northeast wind around 5 mph.
Wednesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 67. East wind 5 to 10 mph. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 61.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 72.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 72.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Hornick IA
 42.24°N 96.09°W (Elev. 1063 ft)
Last Update:
2:43 pm CDT Sep 13, 2026
Forecast Valid:
7pm CDT Sep 13, 2026-6pm CDT Sep 20, 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