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

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

Fair

27°F

-3°C

Humidity 86%
Wind Speed SE 8 mph
Barometer 30.33 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 15 Nov 6:35 am CST
Extended Forecast for

Alcester SD

  • Today

    Today: Sunny, with a high near 50. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 35. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 55. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 55 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Increasing clouds, with a low around 40. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 54. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 54 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45. Breezy, with a south wind 20 to 25 mph.

    Low: 45 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Partly sunny, with a high near 61. Breezy.

    High: 61 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 50. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 35. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 55. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Increasing clouds, with a low around 40. South wind around 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 54. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 45. Breezy, with a south wind 20 to 25 mph.
Wednesday
Partly sunny, with a high near 61. Breezy.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 51.
Thursday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 40.
Friday
Rain likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm. Low around 43. Chance of precipitation is 80%.
Saturday
Rain likely. Partly sunny, with a high near 49. Breezy. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alcester SD
 43.02°N 96.63°W (Elev. 1394 ft)
Last Update:
5:38 am CST Nov 15, 2026
Forecast Valid:
6am CST Nov 15, 2026-6pm CST Nov 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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