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.

Light Unknown Precip and Windy

30°F

-1°C

Humidity 43%
Wind Speed NW 30 G 38 mph
Barometer 30.14 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 10 Jan 2:15 pm CST
Extended Forecast for

Rock Valley IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 30. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 30 °F

    Sunny and
    Blustery

  • Tonight

    Tonight: Mostly clear, with a low around 13. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 13 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 38. Light west wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 38 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. South southwest wind 5 to 10 mph becoming west after midnight.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 50. West southwest wind 5 to 10 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. Southwest wind 5 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53. Breezy.

    High: 53 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 30. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 13. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Sunday
Sunny, with a high near 38. Light west wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 28. South southwest wind 5 to 10 mph becoming west after midnight.
Monday
Mostly sunny, with a high near 50. West southwest wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 37. Southwest wind 5 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 53. Breezy.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 32.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 44.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 20%.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 33. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rock Valley IA
 43.22°N 96.31°W (Elev. 1230 ft)
Last Update:
2:18 pm CST Jan 10, 2026
Forecast Valid:
2pm CST Jan 10, 2026-6pm CST Jan 16, 2026
 
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Additional Resources

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Chance of Precipitation