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

64°F

18°C

Humidity 74%
Wind Speed SE 6 mph
Barometer 30.06 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 3 Oct 2:15 am CDT
Extended Forecast for

Oacoma SD

  • Overnight

    Overnight: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 91. Breezy, with a south wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 91 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 67. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 32 mph.

    Low: 67 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 89. Breezy, with a south wind 14 to 19 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 89 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Saturday Night

    Saturday Night: A slight chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a chance of showers after 1am. Mostly cloudy, with a low around 59. Breezy, with a south wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers and
    Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. Breezy, with a southwest wind 18 to 25 mph becoming northwest in the afternoon. Winds could gust as high as 36 mph.

    High: 68 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46. North wind 6 to 16 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 62. North northeast wind around 7 mph becoming south southeast in the afternoon.

    High: 62 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45. East northeast wind 5 to 7 mph becoming southwest after midnight.

    Low: 45 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 62. Calm wind.
Friday
Sunny and hot, with a high near 91. Breezy, with a south wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.
Friday Night
Mostly clear, with a low around 67. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 32 mph.
Saturday
Mostly sunny, with a high near 89. Breezy, with a south wind 14 to 19 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 40 mph.
Saturday Night
A slight chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a chance of showers after 1am. Mostly cloudy, with a low around 59. Breezy, with a south wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 68. Breezy, with a southwest wind 18 to 25 mph becoming northwest in the afternoon. Winds could gust as high as 36 mph.
Sunday Night
Partly cloudy, with a low around 46. North wind 6 to 16 mph, with gusts as high as 25 mph.
Monday
Mostly cloudy, with a high near 62. North northeast wind around 7 mph becoming south southeast in the afternoon.
Monday Night
Mostly cloudy, with a low around 45. East northeast wind 5 to 7 mph becoming southwest after midnight.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 68. Breezy. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 50. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oacoma SD
 43.8°N 99.39°W (Elev. 1355 ft)
Last Update:
2:15 am CDT Oct 3, 2025
Forecast Valid:
2am CDT Oct 3, 2025-6pm CDT Oct 9, 2025
 
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