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.

Mostly Cloudy

86°F

30°C

Humidity 59%
Wind Speed S 10 mph
Barometer 30.06 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 6 Jul 6:15 pm CDT
Extended Forecast for

Alcester SD

  • Tonight

    Tonight: A chance of sprinkles after 4am. Partly cloudy, with a low around 68. South southeast wind around 10 mph becoming southwest after midnight.

    Low: 68 °F

    Chance
    Sprinkles

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms between 3am and 4am. Increasing clouds, with a low around 70. South southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Northwest wind 5 to 10 mph becoming north northeast after midnight. Chance of precipitation is 50%.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 83. North northeast wind around 5 mph.

    High: 83 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of sprinkles after 4am. Partly cloudy, with a low around 68. South southeast wind around 10 mph becoming southwest after midnight.
Tuesday
Mostly sunny, with a high near 90. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A slight chance of showers and thunderstorms between 3am and 4am. Increasing clouds, with a low around 70. South southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Northwest wind 5 to 10 mph becoming north northeast after midnight. Chance of precipitation is 50%.
Thursday
Partly sunny, with a high near 83. North northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 63.
Friday
Partly sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny and hot, with a high near 96.
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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:
5:48 pm CDT Jul 6, 2026
Forecast Valid:
6pm CDT Jul 6, 2026-6pm CDT Jul 13, 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