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Hazardous Weather Conditions

Current conditions at

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

Overcast

48°F

9°C

Humidity 76%
Wind Speed NW 20 G 32 mph
Barometer 30.16 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 15 Oct 6:55 pm CDT
Extended Forecast for

Alton IA

Freeze Watch October 17, 01:00am until October 17, 08:00am
Click here for hazard details and duration
Freeze Watch

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Increasing
    Clouds and
    Breezy

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 51. Windy, with a north wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 51 °F

    Gradual
    Clearing and
    Windy

  • Friday Night

    Friday Night: Widespread frost, mainly after midnight. Otherwise, clear, with a low around 31. North wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Frost

  • Saturday

    Saturday: Widespread frost before 8am. Otherwise, sunny, with a high near 59. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 59 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 41. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 66. South wind around 15 mph, with gusts as high as 25 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 41. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 30 mph.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 51. Windy, with a north wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Friday Night
Widespread frost, mainly after midnight. Otherwise, clear, with a low around 31. North wind around 5 mph becoming calm in the evening.
Saturday
Widespread frost before 8am. Otherwise, sunny, with a high near 59. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 41. South wind around 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 66. South wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alton IA
 43°N 96.01°W (Elev. 1289 ft)
Last Update:
5:48 pm CDT Oct 15, 2026
Forecast Valid:
7pm CDT Oct 15, 2026-6pm CDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation