National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
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Current conditions at

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

Partly Cloudy

77°F

25°C

Humidity 51%
Wind Speed S 7 mph
Barometer 29.70 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 11 Oct 7:35 pm CDT
Extended Forecast for

Alcester SD

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 63. West wind around 5 mph.

    Low: 63 °F

    Decreasing
    Clouds

  • Columbus Day

    Columbus Day: Sunny, with a high near 79. East wind 5 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 68. North wind 5 to 10 mph.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. North northeast wind 5 to 10 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 66. North northeast wind 5 to 10 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers after 1am. Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44. Breezy.

    Low: 44 °F

    Mostly Cloudy
    then Partly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 63. West wind around 5 mph.
Columbus Day
Sunny, with a high near 79. East wind 5 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 51. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 68. North wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 48. North northeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 66. North northeast wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 49.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 44. Breezy.
Friday
Mostly sunny, with a high near 55. Breezy.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alcester SD
 43.02°N 96.63°W (Elev. 1394 ft)
Last Update:
7:28 pm CDT Oct 11, 2026
Forecast Valid:
7pm CDT Oct 11, 2026-6pm CDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation