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.

Fair

43°F

6°C

Humidity 42%
Wind Speed W 14 G 21 mph
Barometer 30.20 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 11 Mar 4:15 pm CDT
Extended Forecast for

5 Miles NNE Alcester SD

High Wind Watch March 12, 07:00pm until March 13, 07:00am
Fire Weather Watch March 12, 12:00pm until March 12, 09:00pm
Click here for hazard details and duration
High Wind Watch
Fire Weather Watch

  • This Afternoon

    This Afternoon: A 20 percent chance of rain and thunderstorms. Sunny, with a high near 45. West northwest wind around 15 mph.

    High: 45 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of snow before 7pm, then a chance of sprinkles between 7pm and 8pm. Mostly clear, with a low around 23. West northwest wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 10%.

    Low: 23 °F

    Slight Chance
    Sprinkles/Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Mostly cloudy, with a high near 61. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 61 °F

    Mostly Cloudy
    and Windy

  • Thursday Night

    Thursday Night: A slight chance of rain, mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 28. Windy, with a west northwest wind 25 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow and
    Windy

  • Friday

    Friday: Mostly cloudy, with a high near 42. Breezy, with a northwest wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 42 °F

    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: A 50 percent chance of snow. Cloudy, with a low around 27. North northwest wind around 5 mph becoming east southeast after midnight. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Saturday

    Saturday: A slight chance of snow before 1pm, then a chance of rain and snow. Cloudy, with a high near 43. Chance of precipitation is 30%.

    High: 43 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow. Low around 23. Blustery. Chance of precipitation is 90%.

    Low: 23 °F

    Rain/Snow and
    Blustery

  • Sunday

    Sunday: Snow likely, mainly before 1pm. Cloudy, with a high near 32. Windy. Chance of precipitation is 70%.

    High: 32 °F

    Snow Likely
    and Windy

Detailed Forecast

This Afternoon
A 20 percent chance of rain and thunderstorms. Sunny, with a high near 45. West northwest wind around 15 mph.
Tonight
A slight chance of snow before 7pm, then a chance of sprinkles between 7pm and 8pm. Mostly clear, with a low around 23. West northwest wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 10%.
Thursday
Mostly cloudy, with a high near 61. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph.
Thursday Night
A slight chance of rain, mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 28. Windy, with a west northwest wind 25 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 42. Breezy, with a northwest wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
A 50 percent chance of snow. Cloudy, with a low around 27. North northwest wind around 5 mph becoming east southeast after midnight. New snow accumulation of less than a half inch possible.
Saturday
A slight chance of snow before 1pm, then a chance of rain and snow. Cloudy, with a high near 43. Chance of precipitation is 30%.
Saturday Night
Rain and snow. Low around 23. Blustery. Chance of precipitation is 90%.
Sunday
Snow likely, mainly before 1pm. Cloudy, with a high near 32. Windy. Chance of precipitation is 70%.
Sunday Night
Partly cloudy, with a low around 1. Blustery.
Monday
Mostly sunny, with a high near 22.
Monday Night
Partly cloudy, with a low around 7.
Tuesday
A 30 percent chance of snow. Mostly cloudy, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Alcester SD
 43.11°N 96.6°W (Elev. 1398 ft)
Last Update:
3:38 pm CDT Mar 11, 2026
Forecast Valid:
4pm CDT Mar 11, 2026-6pm CDT Mar 18, 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