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Hazardous Weather Conditions

Current conditions at

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

Fair

54°F

12°C

Humidity 72%
Wind Speed NE 8 mph
Barometer 30.16 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 14 Oct 3:35 pm CDT
Extended Forecast for

Rock Valley IA

  • This Afternoon

    This Afternoon: Cloudy, with a high near 56. Northeast wind around 5 mph.

    High: 56 °F

    Cloudy

  • Tonight

    Tonight: A 50 percent chance of showers after 1am. Cloudy, with a low around 45. Northeast wind around 5 mph becoming calm.

    Low: 45 °F

    Cloudy then
    Chance
    Showers

  • Thursday

    Thursday: Showers, mainly before 5pm. Patchy fog between 9am and 2pm. High near 57. North northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Cloudy during the early evening, then becoming partly cloudy, with a low around 40. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 40 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 53. Breezy, with a north northwest wind 20 to 25 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 53 °F

    Becoming
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Widespread frost, mainly after 4am. Otherwise, clear, with a low around 31. North northwest wind around 5 mph becoming calm.

    Low: 31 °F

    Clear then
    Frost

  • Saturday

    Saturday: Widespread frost before 8am. Otherwise, sunny, with a high near 61.

    High: 61 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 56. Northeast wind around 5 mph.
Tonight
A 50 percent chance of showers after 1am. Cloudy, with a low around 45. Northeast wind around 5 mph becoming calm.
Thursday
Showers, mainly before 5pm. Patchy fog between 9am and 2pm. High near 57. North northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Cloudy during the early evening, then becoming partly cloudy, with a low around 40. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 53. Breezy, with a north northwest wind 20 to 25 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Friday Night
Widespread frost, mainly after 4am. Otherwise, clear, with a low around 31. North northwest wind around 5 mph becoming calm.
Saturday
Widespread frost before 8am. Otherwise, sunny, with a high near 61.
Saturday Night
Clear, with a low around 42.
Sunday
Sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 72.
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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:
2:48 pm CDT Oct 14, 2026
Forecast Valid:
3pm CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation