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

72°F

22°C

Humidity 94%
Wind Speed NE 6 mph
Barometer 30.13 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 20 Aug 8:35 am CDT
Extended Forecast for

Rock Valley IA

  • Today

    Today: Sunny, with a high near 86. Calm wind becoming east around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. East southeast wind around 5 mph.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 85. South southeast wind 5 to 10 mph.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. South southeast wind 5 to 10 mph.

    Low: 64 °F

    Mostly Clear
    then Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Southeast wind 5 to 10 mph becoming north northwest in the afternoon.

    High: 79 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. North northwest wind around 5 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 86. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 63. East southeast wind around 5 mph.
Thursday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 85. South southeast wind 5 to 10 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. South southeast wind 5 to 10 mph.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Southeast wind 5 to 10 mph becoming north northwest in the afternoon.
Friday Night
Mostly clear, with a low around 56. North northwest wind around 5 mph.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rock Valley IA
 43.22°N 96.31°W (Elev. 1230 ft)
Last Update:
8:41 am CDT Aug 20, 2025
Forecast Valid:
9am CDT Aug 20, 2025-6pm CDT Aug 26, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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