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

23°F

-5°C

Humidity 68%
Wind Speed S 9 mph
Barometer 30.40 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 11 Jan 10:35 am CST
Extended Forecast for

5 Miles NNE Alcester SD

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 40. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 40 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 28. Southwest wind 5 to 10 mph becoming west northwest after midnight.

    Low: 28 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 50. West southwest wind 5 to 10 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 54 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. Blustery, with a north northwest wind around 20 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Mostly sunny, with a high near 33. Breezy.

    High: 33 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Partly sunny, with a high near 42. Breezy.

    High: 42 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    and Breezy

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 40. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 28. Southwest wind 5 to 10 mph becoming west northwest after midnight.
Monday
Mostly sunny, with a high near 50. West southwest wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 36. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 54. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 23. Blustery, with a north northwest wind around 20 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 33. Breezy.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
A 20 percent chance of snow after noon. Partly sunny, with a high near 42. Breezy.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 26. Blustery.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 33. Breezy.
Friday Night
Mostly cloudy, with a low around 9. Blustery.
Saturday
Partly sunny, with a high near 20.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Alcester SD
 43.11°N 96.6°W (Elev. 1398 ft)
Last Update:
9:28 am CST Jan 11, 2026
Forecast Valid:
10am CST Jan 11, 2026-6pm CST Jan 17, 2026
 
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Additional Resources

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