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

Hazardous Weather Conditions

Current conditions at

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

Fog/Mist

73°F

23°C

Humidity 100%
Wind Speed E 9 mph
Barometer 29.82 in
Dewpoint 73°F (23°C)
Visibility 5.00 mi
Last update 12 Aug 4:35 am CDT
Extended Forecast for

Sioux Center IA

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms. Patchy fog after 5am. Otherwise, cloudy, with a low around 68. North northeast wind around 10 mph.

    Low: 68 °F

    Chance
    T-storms and
    Patchy Fog

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Patchy smoke after 1pm. Partly sunny, with a high near 84. East wind around 10 mph.

    High: 84 °F

    Chance
    T-storms then
    Patchy Smoke

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly after midnight. Some of the storms could produce heavy rainfall. Patchy smoke. Mostly cloudy, with a low around 65. East wind 5 to 10 mph.

    Low: 65 °F

    Slight Chance
    T-storms then
    Heavy Rain

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly before 10am. Some of the storms could produce heavy rainfall. Patchy smoke before 11am, then patchy smoke after 1pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 76. East northeast wind 10 to 15 mph.

    High: 76 °F

    Heavy Rain
    and Patchy
    Fog then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. East northeast wind 10 to 15 mph. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, with a high near 75. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 75 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, with thunderstorms also possible after 7pm. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Patchy fog after 5am. Otherwise, cloudy, with a low around 68. North northeast wind around 10 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Patchy smoke after 1pm. Partly sunny, with a high near 84. East wind around 10 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly after midnight. Some of the storms could produce heavy rainfall. Patchy smoke. Mostly cloudy, with a low around 65. East wind 5 to 10 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly before 10am. Some of the storms could produce heavy rainfall. Patchy smoke before 11am, then patchy smoke after 1pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 76. East northeast wind 10 to 15 mph.
Thursday Night
A slight chance of showers between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. East northeast wind 10 to 15 mph. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, with a high near 75. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers, with thunderstorms also possible after 7pm. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 60.
Sunday
Mostly cloudy, with a high near 73.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Partly sunny, with a high near 74.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux Center IA
 43.09°N 96.19°W (Elev. 1447 ft)
Last Update:
4:08 am CDT Aug 12, 2026
Forecast Valid:
4am CDT Aug 12, 2026-6pm CDT Aug 18, 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