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.

Fog

46°F

8°C

Humidity 100%
Wind Speed N 5 mph
Barometer 29.78 in
Dewpoint 46°F (8°C)
Visibility 0.25 mi
Wind Chill44°F (7°C)
Last update 24 Nov 10:35 pm CST
Extended Forecast for

Rock Valley IA

Wind Advisory November 25, 03:00pm until November 26, 12:00am
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: A slight chance of rain between 4am and 5am. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 44. Calm wind. Chance of precipitation is 20%.

    Low: 44 °F

    Patchy Fog
    then Slight
    Chance Rain
    and Patchy
    Fog

  • Tuesday

    Tuesday: A slight chance of rain before 3pm, then a slight chance of rain and snow between 3pm and 4pm, then a chance of snow after 4pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a temperature falling to around 33 by 5pm. Windy, with a southwest wind 5 to 10 mph becoming northwest 20 to 30 mph. Winds could gust as high as 45 mph. Chance of precipitation is 30%.

    High: 42 °F⇓

    Chance
    Rain/Snow and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly before 8pm. Mostly cloudy, with a low around 24. Windy, with a northwest wind 25 to 30 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 45 mph.

    Low: 24 °F

    Chance Snow
    and Windy
    then Mostly
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 32 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 16. Northwest wind 5 to 10 mph.

    Low: 16 °F

    Mostly Clear

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 31. Northwest wind 5 to 10 mph.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Snow likely, mainly after noon. Cloudy, with a high near 28. Chance of precipitation is 60%.

    High: 28 °F

    Chance Snow
    then Snow
    Likely

  • Friday Night

    Friday Night: Snow likely, mainly before midnight. Cloudy, with a low around 19. Chance of precipitation is 60%.

    Low: 19 °F

    Snow Likely
    then Chance
    Snow

Detailed Forecast

Tonight
A slight chance of rain between 4am and 5am. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 44. Calm wind. Chance of precipitation is 20%.
Tuesday
A slight chance of rain before 3pm, then a slight chance of rain and snow between 3pm and 4pm, then a chance of snow after 4pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a temperature falling to around 33 by 5pm. Windy, with a southwest wind 5 to 10 mph becoming northwest 20 to 30 mph. Winds could gust as high as 45 mph. Chance of precipitation is 30%.
Tuesday Night
A 30 percent chance of snow, mainly before 8pm. Mostly cloudy, with a low around 24. Windy, with a northwest wind 25 to 30 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 45 mph.
Wednesday
Mostly sunny, with a high near 32. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 16. Northwest wind 5 to 10 mph.
Thanksgiving Day
Mostly sunny, with a high near 31. Northwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 15.
Friday
Snow likely, mainly after noon. Cloudy, with a high near 28. Chance of precipitation is 60%.
Friday Night
Snow likely, mainly before midnight. Cloudy, with a low around 19. Chance of precipitation is 60%.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 28.
Saturday Night
A 30 percent chance of snow. Cloudy, with a low around 16.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 23.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 9.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 24.
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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:
9:53 pm CST Nov 24, 2025
Forecast Valid:
10pm CST Nov 24, 2025-6pm CST Dec 1, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation