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.

A Few Clouds

64°F

18°C

Humidity 88%
Wind Speed NW 5 mph
Barometer 30.10 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 27 Aug 12:55 am CDT
Extended Forecast for

Alcester SD

  • Overnight

    Overnight: Mostly clear, with a low around 57. North northwest wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind becoming north northwest around 5 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. East southeast wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers before 3pm, then a slight chance of showers after 5pm. Partly sunny, with a high near 83. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 87. Breezy, with a south wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 87 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 57. North northwest wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 83. Calm wind becoming north northwest around 5 mph.
Thursday Night
Mostly clear, with a low around 58. East southeast wind around 5 mph.
Friday
A slight chance of showers before 3pm, then a slight chance of showers after 5pm. Partly sunny, with a high near 83. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Friday Night
A chance of thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Saturday
Mostly sunny, with a high near 87. Breezy, with a south wind 15 to 20 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 72.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Partly sunny, with a high near 86.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 65.
Tuesday
Partly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 86.
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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:
12:58 am CDT Aug 27, 2026
Forecast Valid:
1am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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