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Hazardous Weather Conditions

Current conditions at

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

Fair

-6°F

-21°C

Humidity 84%
Wind Speed S 3 mph
Barometer 30.58 in
Dewpoint -9°F (-23°C)
Visibility 10.00 mi
Last update 31 Jan 5:55 am CST
Extended Forecast for

Alton IA

  • Today

    Today: A 20 percent chance of snow after 5pm. Increasing clouds, with a high near 22. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 22 °F

    Sunny then
    Slight Chance
    Snow

  • Tonight

    Tonight: Snow and freezing rain before 4am, then a slight chance of snow between 4am and 5am. Low around 15. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Chance Snow
    then Wintry
    Mix

  • Sunday

    Sunday: Mostly cloudy, with a high near 38. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 38 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18. Northwest wind 5 to 10 mph becoming light north northwest after midnight.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 33. Calm wind becoming east around 5 mph in the morning.

    High: 33 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 16. East northeast wind around 5 mph.

    Low: 16 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A 20 percent chance of snow. Mostly cloudy, with a high near 28.

    High: 28 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 12.

    Low: 12 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

Detailed Forecast

Today
A 20 percent chance of snow after 5pm. Increasing clouds, with a high near 22. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Snow and freezing rain before 4am, then a slight chance of snow between 4am and 5am. Low around 15. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.
Sunday
Mostly cloudy, with a high near 38. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 18. Northwest wind 5 to 10 mph becoming light north northwest after midnight.
Monday
Partly sunny, with a high near 33. Calm wind becoming east around 5 mph in the morning.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 16. East northeast wind around 5 mph.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 28.
Tuesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 12.
Wednesday
Partly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 46.
Thursday Night
Partly cloudy, with a low around 27.
Friday
Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alton IA
 42.98°N 96.01°W (Elev. 1283 ft)
Last Update:
4:38 am CST Jan 31, 2026
Forecast Valid:
6am CST Jan 31, 2026-6pm CST Feb 6, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation