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

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

49°F

9°C

Humidity 46%
Wind Speed E 10 mph
Barometer 29.73 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 9 Mar 7:15 pm CDT
Extended Forecast for

Stephan SD

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Blustery, with a northeast wind 16 to 24 mph, with gusts as high as 34 mph.

    Low: 25 °F

    Partly Cloudy
    and Blustery

  • Tuesday

    Tuesday: A slight chance of rain and snow after 5pm. Mostly cloudy, with a high near 43. North northeast wind around 11 mph. Chance of precipitation is 10%.

    High: 43 °F

    Partly Sunny
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Snow, mainly between 7pm and 1am. Low around 24. North northeast wind 9 to 14 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 45. Breezy, with a west northwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 45 °F

    Partly Sunny
    then Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. West northwest wind 8 to 11 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 58. Breezy, with a south wind 10 to 15 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    High: 58 °F

    Mostly Cloudy
    then Slight
    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: A slight chance of rain and snow before 1am. Mostly cloudy, with a low around 26. Blustery, with a north northwest wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Rain/Snow and
    Blustery

  • Friday

    Friday: A chance of snow. Cloudy, with a high near 44. North northwest wind 9 to 11 mph becoming southeast in the afternoon. Chance of precipitation is 30%.

    High: 44 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow. Cloudy, with a low around 26. East wind around 11 mph. Chance of precipitation is 30%.

    Low: 26 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 25. Blustery, with a northeast wind 16 to 24 mph, with gusts as high as 34 mph.
Tuesday
A slight chance of rain and snow after 5pm. Mostly cloudy, with a high near 43. North northeast wind around 11 mph. Chance of precipitation is 10%.
Tuesday Night
Snow, mainly between 7pm and 1am. Low around 24. North northeast wind 9 to 14 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 45. Breezy, with a west northwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around 25. West northwest wind 8 to 11 mph becoming south after midnight. Winds could gust as high as 20 mph.
Thursday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 58. Breezy, with a south wind 10 to 15 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain and snow before 1am. Mostly cloudy, with a low around 26. Blustery, with a north northwest wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Friday
A chance of snow. Cloudy, with a high near 44. North northwest wind 9 to 11 mph becoming southeast in the afternoon. Chance of precipitation is 30%.
Friday Night
A chance of snow. Cloudy, with a low around 26. East wind around 11 mph. Chance of precipitation is 30%.
Saturday
A slight chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 40%.
Saturday Night
Rain and snow likely. Cloudy, with a low around 14. Blustery. Chance of precipitation is 70%.
Sunday
A chance of snow. Partly sunny, with a high near 27. Blustery. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
A slight chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Stephan SD
 44.25°N 99.47°W (Elev. 1867 ft)
Last Update:
6:36 pm CDT Mar 9, 2026
Forecast Valid:
7pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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