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

Hazardous Weather Conditions

Current conditions at

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

Overcast

77°F

25°C

Humidity 79%
Wind Speed NE 6 mph
Barometer 30.01 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 22 Aug 4:55 pm CDT
Extended Forecast for

Alcester SD

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. North wind around 10 mph.

    High: 79 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 55. North wind 5 to 10 mph.

    Low: 55 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 73. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. North northwest wind 5 to 10 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. North northwest wind 5 to 15 mph.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. North northeast wind 5 to 10 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. North wind around 10 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 55. North wind 5 to 10 mph.
Saturday
Sunny, with a high near 73. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 49. North northwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 73. North northwest wind 5 to 15 mph.
Sunday Night
Mostly clear, with a low around 44. North northeast wind 5 to 10 mph.
Monday
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
Partly sunny, with a high near 76.
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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:
4:26 pm CDT Aug 22, 2025
Forecast Valid:
5pm CDT Aug 22, 2025-6pm CDT Aug 29, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation