Hazardous Weather Conditions

Current conditions at

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

Fair

70°F

21°C

Humidity 50%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 20 Jun 10:15 am CDT
Extended Forecast for

Alcester SD

  • Today

    Today: Increasing clouds, with a high near 79. Calm wind becoming east around 5 mph in the afternoon.

    High: 79 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 5am, then showers likely and possibly a thunderstorm after 5am.  Cloudy, with a low around 57. East southeast wind around 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 57 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before noon.  Cloudy, with a high near 70. East wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 1am.  Cloudy, then gradually becoming partly cloudy, with a low around 54. North northeast wind 5 to 15 mph.

    Low: 54 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 76. North northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 56. Southeast wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 77. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 79. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a low around 57. East southeast wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely, mainly before noon. Cloudy, with a high near 70. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 20 percent chance of showers before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 54. North northeast wind 5 to 15 mph.
Monday
Mostly sunny, with a high near 76. North northeast wind around 5 mph becoming east southeast in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 56. Southeast wind around 5 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 77. Chance of precipitation is 40%.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 55.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Alcester SD
 43.02°N 96.63°W (Elev. 1394 ft)
8:48 am CDT Jun 20, 2026
10am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database