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.

Fair

84°F

29°C

Humidity 70%
Wind Speed E 9 mph
Barometer 29.97 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 1 Sep 11:55 am CDT
Extended Forecast for

Sioux Center IA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 88. East southeast wind around 5 mph.

    High: 88 °F

    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly between midnight and 3am. Some of the storms could be severe. Mostly cloudy, with a low around 65. East southeast wind 5 to 10 mph becoming north northeast in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Severe
    Thunderstorms

  • Wednesday

    Wednesday: Sunny, with a high near 87. Southeast wind around 5 mph becoming west in the morning.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 68. East southeast wind around 5 mph.

    Low: 68 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms before 7am. Partly sunny, then gradually becoming sunny, with a high near 89. South wind 10 to 15 mph.

    High: 89 °F

    Slight Chance
    T-storms then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71. South wind around 10 mph.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 88. East southeast wind around 5 mph.
Tonight
Showers and thunderstorms likely, mainly between midnight and 3am. Some of the storms could be severe. Mostly cloudy, with a low around 65. East southeast wind 5 to 10 mph becoming north northeast in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Sunny, with a high near 87. Southeast wind around 5 mph becoming west in the morning.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 68. East southeast wind around 5 mph.
Thursday
A 10 percent chance of showers and thunderstorms before 7am. Partly sunny, then gradually becoming sunny, with a high near 89. South wind 10 to 15 mph.
Thursday Night
Mostly clear, with a low around 71. South wind around 10 mph.
Friday
Mostly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 71.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 86.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 65.
Labor Day
Partly sunny, with a high near 82.
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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:
11:23 am CDT Sep 1, 2026
Forecast Valid:
12pm CDT Sep 1, 2026-6pm CDT Sep 7, 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