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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

Fair

72°F

22°C

Humidity 29%
Wind Speed W 9 G 16 mph
Barometer 30.30 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 4 Oct 2:35 pm CDT
Extended Forecast for

Alcester SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 71. Northwest wind around 5 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 48. Calm wind.

    Low: 48 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 73. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. South southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. West northwest wind around 5 mph becoming calm.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 71. Northwest wind around 5 mph.
Tonight
Clear, with a low around 48. Calm wind.
Monday
Sunny, with a high near 73. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 55. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 78. South southwest wind 5 to 10 mph becoming northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 52. West northwest wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 76. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alcester SD
 43.04°N 96.63°W (Elev. 1381 ft)
Last Update:
2:03 pm CDT Oct 4, 2026
Forecast Valid:
2pm CDT Oct 4, 2026-6pm CDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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