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.

Overcast

62°F

17°C

Humidity 68%
Wind Speed NW 12 mph
Barometer 30.04 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 19 Jun 7:55 am CDT
Extended Forecast for

Stephan SD

  • Juneteenth

    Juneteenth: A chance of showers, mainly before 11am. Cloudy through mid morning, then gradual clearing, with a high near 77. Northwest wind 10 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers then
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. North northwest wind 7 to 15 mph becoming east northeast after midnight.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 5pm. Increasing clouds, with a high near 77. East southeast wind 8 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 54. East wind 14 to 16 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 65. East northeast wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 65 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Mostly cloudy, with a low around 50. North wind 6 to 13 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers after 1pm. Partly sunny, with a high near 72. North wind 6 to 9 mph becoming south in the afternoon. Chance of precipitation is 20%.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 52. Southeast wind 7 to 9 mph becoming west southwest after midnight. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. West northwest wind 9 to 18 mph, with gusts as high as 26 mph.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
A chance of showers, mainly before 11am. Cloudy through mid morning, then gradual clearing, with a high near 77. Northwest wind 10 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Tonight
Partly cloudy, with a low around 50. North northwest wind 7 to 15 mph becoming east northeast after midnight.
Saturday
A slight chance of showers after 5pm. Increasing clouds, with a high near 77. East southeast wind 8 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.
Saturday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 54. East wind 14 to 16 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 65. East northeast wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Mostly cloudy, with a low around 50. North wind 6 to 13 mph. Chance of precipitation is 30%.
Monday
A slight chance of showers after 1pm. Partly sunny, with a high near 72. North wind 6 to 9 mph becoming south in the afternoon. Chance of precipitation is 20%.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 52. Southeast wind 7 to 9 mph becoming west southwest after midnight. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 73. West northwest wind 9 to 18 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 52. Chance of precipitation is 20%.
Thursday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Stephan SD
 44.25°N 99.47°W (Elev. 1867 ft)
Last Update:
7:26 am CDT Jun 19, 2026
Forecast Valid:
8am CDT Jun 19, 2026-6pm CDT Jun 25, 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