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

Widespread Precipitation and Gusty Winds in the West; Snow from the Great Lakes to the Northeast

A Pacific storm system is expected to bring strong winds and more precipitation to the western U.S., along with the likelihood of snowfall into the Sierra Nevada. Accumulating snow will develop downwind from the Great Lakes into parts of the Northeast through Saturday. Polar air will surge into the eastern half of the country this weekend. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

24°F

-4°C

Humidity 94%
Wind Speed SE 5 mph
Barometer 30.21 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 13 Nov 2:55 am CST
Extended Forecast for

Oacoma SD

  • Overnight

    Overnight: Clear, with a low around 23. Light east southeast wind.

    Low: 23 °F

    Clear

  • Friday

    Friday: Mostly sunny, with a high near 44. Southeast wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29. Southeast wind around 15 mph, with gusts as high as 26 mph.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 47. Breezy, with a south southeast wind 15 to 22 mph, with gusts as high as 31 mph.

    High: 47 °F

    Partly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. South southeast wind 10 to 16 mph, with gusts as high as 28 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 55. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 55 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. South wind 13 to 15 mph, with gusts as high as 25 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58. Breezy, with a south wind 13 to 21 mph, with gusts as high as 30 mph.

    High: 58 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. South wind around 15 mph, with gusts as high as 28 mph.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 23. Light east southeast wind.
Friday
Mostly sunny, with a high near 44. Southeast wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 29. Southeast wind around 15 mph, with gusts as high as 26 mph.
Saturday
Partly sunny, with a high near 47. Breezy, with a south southeast wind 15 to 22 mph, with gusts as high as 31 mph.
Saturday Night
Mostly cloudy, with a low around 34. South southeast wind 10 to 16 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 55. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 38. South wind 13 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 58. Breezy, with a south wind 13 to 21 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 40. South wind around 15 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 55. Breezy.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Thursday
A slight chance of rain. Mostly sunny, with a high near 53. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oacoma SD
 43.82°N 99.36°W (Elev. 1522 ft)
Last Update:
2:21 am CST Nov 13, 2026
Forecast Valid:
3am CST Nov 13, 2026-6pm CST Nov 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation