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.

Overcast

72°F

22°C

Humidity 78%
Wind Speed S 13 mph
Barometer 30.08 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 4 Aug 3:35 pm CDT
Extended Forecast for

Rock Valley IA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 75. South southeast wind around 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 2am and 3am. Mostly cloudy, with a low around 61. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 61 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms between 11am and 2pm. Partly sunny, with a high near 80. South southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 66. Southeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. South southeast wind 5 to 10 mph.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 75. South southeast wind around 10 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers and thunderstorms between 2am and 3am. Mostly cloudy, with a low around 61. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of showers and thunderstorms between 11am and 2pm. Partly sunny, with a high near 80. South southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday Night
A 50 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 66. Southeast wind around 15 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. South southeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 90.
Thursday Night
Partly cloudy, with a low around 72.
Friday
Mostly sunny, with a high near 91.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rock Valley IA
 43.22°N 96.31°W (Elev. 1230 ft)
Last Update:
3:31 pm CDT Aug 4, 2025
Forecast Valid:
3pm CDT Aug 4, 2025-6pm CDT Aug 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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