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Current conditions at

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

Fair

50°F

10°C

Humidity 88%
Wind Speed N 10 mph
Barometer 29.96 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 7 Oct 6:35 am CDT
Extended Forecast for

Rock Valley IA

  • Today

    Today: Sunny, with a high near 76. Light north wind becoming northwest 5 to 10 mph in the afternoon.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 49. West northwest wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming southeast around 5 mph.

    High: 70 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: A chance of showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and 1am, then a chance of rain after 1am. Cloudy, then gradually becoming partly cloudy, with a low around 54. Calm wind becoming southeast around 5 mph in the evening. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 78. Southeast wind 5 to 10 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 63. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 63 °F

    Mostly Clear
    then Clear
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 81. Breezy.

    High: 81 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. Breezy.

    Low: 63 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 76. Light north wind becoming northwest 5 to 10 mph in the afternoon.
Tonight
Partly cloudy, with a low around 49. West northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming southeast around 5 mph.
Thursday Night
A chance of showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and 1am, then a chance of rain after 1am. Cloudy, then gradually becoming partly cloudy, with a low around 54. Calm wind becoming southeast around 5 mph in the evening. Chance of precipitation is 30%.
Friday
Sunny, with a high near 78. Southeast wind 5 to 10 mph.
Friday Night
Clear, with a low around 63. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 81. Breezy.
Saturday Night
Mostly clear, with a low around 63. Breezy.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly cloudy, with a low around 56.
Columbus Day
Partly sunny, with a high near 66.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 49.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rock Valley IA
 43.19°N 96.31°W (Elev. 1280 ft)
Last Update:
6:33 am CDT Oct 7, 2026
Forecast Valid:
6am CDT Oct 7, 2026-6pm CDT Oct 13, 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