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

64°F

18°C

Humidity 93%
Wind Speed SE 9 mph
Barometer 29.89 in (1011.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 3 Aug 2:52 am CDT
Extended Forecast for

Sloan IA

  • Overnight

    Overnight: Partly cloudy, with a low around 64. South southeast wind around 10 mph.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 89 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 4am. Patchy smoke after 3am. Mostly cloudy, with a low around 67. Breezy, with a south southeast wind 15 to 20 mph becoming south 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Partly Cloudy
    and Breezy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Patchy smoke before 11am, then patchy smoke after noon. Mostly cloudy, with a high near 77. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Patchy smoke before 9pm. Mostly cloudy, with a low around 57. North northeast wind 5 to 10 mph becoming light in the evening. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 75. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 64. South southeast wind around 10 mph.
Monday
Mostly sunny, with a high near 89. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
A slight chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 4am. Patchy smoke after 3am. Mostly cloudy, with a low around 67. Breezy, with a south southeast wind 15 to 20 mph becoming south 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Patchy smoke before 11am, then patchy smoke after noon. Mostly cloudy, with a high near 77. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Patchy smoke before 9pm. Mostly cloudy, with a low around 57. North northeast wind 5 to 10 mph becoming light in the evening. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 75. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 66.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sloan IA
 42.24°N 96.23°W (Elev. 1070 ft)
Last Update:
3:23 am CDT Aug 3, 2026
Forecast Valid:
3am CDT Aug 3, 2026-6pm CDT Aug 9, 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