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

79°F

26°C

Humidity 65%
Wind Speed E 8 mph
Barometer 29.82 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Jun 1:55 pm CDT
Extended Forecast for

Alcester SD

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 78. East wind around 10 mph.

    High: 78 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 4am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 61. East wind around 10 mph becoming north after midnight. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 7am. Cloudy, then gradually becoming mostly sunny, with a high near 80. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. North northwest wind 5 to 10 mph becoming southwest after midnight.

    Low: 57 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 89. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 70. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Chance
    T-storms

  • Friday

    Friday: Sunny and hot, with a high near 96. Breezy.

    High: 96 °F

    Hot and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. Breezy.

    Low: 74 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Breezy.

    High: 98 °F

    Hot and
    Breezy

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 78. East wind around 10 mph.
Tonight
A slight chance of showers and thunderstorms before 4am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 61. East wind around 10 mph becoming north after midnight. Chance of precipitation is 20%.
Wednesday
A chance of showers, with thunderstorms also possible after 7am. Cloudy, then gradually becoming mostly sunny, with a high near 80. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Wednesday Night
Mostly clear, with a low around 57. North northwest wind 5 to 10 mph becoming southwest after midnight.
Juneteenth
Sunny, with a high near 89. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 70. South wind around 15 mph, with gusts as high as 25 mph.
Friday
Sunny and hot, with a high near 96. Breezy.
Friday Night
Mostly clear, with a low around 74. Breezy.
Saturday
Sunny and hot, with a high near 98. Breezy.
Saturday Night
Mostly clear, with a low around 77. Breezy.
Sunday
Sunny and hot, with a high near 98. Breezy.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Breezy.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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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:
1:47 pm CDT Jun 17, 2025
Forecast Valid:
2pm CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
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