Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.

Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic where several daily record highs could fall. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

56°F

13°C

Humidity 57%
Wind Speed NE 5 mph
Barometer 30.17 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 14 Oct 4:15 pm CDT
Extended Forecast for

Stephan SD

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 54. East wind around 6 mph.

    High: 54 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers after 1am.  Patchy fog after 2am.  Otherwise, cloudy, with a low around 44. East wind 3 to 7 mph.  Chance of precipitation is 50%.

    Low: 44 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, mainly before 10am.  Areas of fog before 9am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 57. Breezy, with a west northwest wind 5 to 15 mph increasing to 18 to 28 mph. Winds could gust as high as 39 mph.  Chance of precipitation is 40%.

    High: 57 °F

    Chance
    Showers and
    Areas Fog

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 35. Breezy, with a northwest wind around 24 mph, with gusts as high as 39 mph.

    Low: 35 °F

    Increasing
    Clouds and
    Breezy

  • Friday

    Friday: Sunny, with a high near 51. Breezy, with a north northwest wind 17 to 22 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 51 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Friday Night

    Friday Night: Clear, with a low around 34. West southwest wind 5 to 14 mph becoming south in the evening. Winds could gust as high as 23 mph.

    Low: 34 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 68. Breezy, with a south wind 15 to 20 mph, with gusts as high as 29 mph.

    High: 68 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 43. South wind 9 to 15 mph, with gusts as high as 24 mph.

    Low: 43 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 68. South wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 54. East wind around 6 mph.
Tonight
A chance of showers after 1am. Patchy fog after 2am. Otherwise, cloudy, with a low around 44. East wind 3 to 7 mph. Chance of precipitation is 50%.
Thursday
A chance of showers, mainly before 10am. Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 57. Breezy, with a west northwest wind 5 to 15 mph increasing to 18 to 28 mph. Winds could gust as high as 39 mph. Chance of precipitation is 40%.
Thursday Night
Increasing clouds, with a low around 35. Breezy, with a northwest wind around 24 mph, with gusts as high as 39 mph.
Friday
Sunny, with a high near 51. Breezy, with a north northwest wind 17 to 22 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 33 mph.
Friday Night
Clear, with a low around 34. West southwest wind 5 to 14 mph becoming south in the evening. Winds could gust as high as 23 mph.
Saturday
Sunny, with a high near 68. Breezy, with a south wind 15 to 20 mph, with gusts as high as 29 mph.
Saturday Night
Clear, with a low around 43. South wind 9 to 15 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny, with a high near 68. South wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Sunny, with a high near 66.
Monday Night
Clear, with a low around 45.
Tuesday
Sunny, with a high near 70.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Stephan SD
 44.25°N 99.44°W (Elev. 1811 ft)
4:21 pm CDT Oct 14, 2026
4pm CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
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Additional Resources

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