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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Reliance SD

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. North northeast wind around 8 mph. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 5am. Mostly cloudy, with a low around 58. North northeast wind around 8 mph becoming northwest after midnight. Chance of precipitation is 40%.

    Low: 58 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 9am. Mostly cloudy through mid morning, then gradual clearing, with a high near 80. North northwest wind 7 to 9 mph. Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    T-storms then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. North northwest wind 6 to 10 mph becoming south southeast in the evening.

    Low: 59 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny and hot, with a high near 93. South southwest wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 93 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. South wind 13 to 15 mph, with gusts as high as 23 mph.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 100. South southeast wind 11 to 18 mph, with gusts as high as 29 mph.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 68. South southeast wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 100 °F

    Hot

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. North northeast wind around 8 mph. Chance of precipitation is 40%.
Tonight
A chance of showers and thunderstorms, mainly before 5am. Mostly cloudy, with a low around 58. North northeast wind around 8 mph becoming northwest after midnight. Chance of precipitation is 40%.
Wednesday
A slight chance of showers and thunderstorms before 9am. Mostly cloudy through mid morning, then gradual clearing, with a high near 80. North northwest wind 7 to 9 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 59. North northwest wind 6 to 10 mph becoming south southeast in the evening.
Juneteenth
Sunny and hot, with a high near 93. South southwest wind 10 to 17 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 67. South wind 13 to 15 mph, with gusts as high as 23 mph.
Friday
Sunny and hot, with a high near 100. South southeast wind 11 to 18 mph, with gusts as high as 29 mph.
Friday Night
Mostly clear, with a low around 68. South southeast wind 10 to 14 mph, with gusts as high as 22 mph.
Saturday
Sunny and hot, with a high near 100. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny and hot, with a high near 90. Breezy.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 74. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Reliance SD
 43.9°N 99.6°W (Elev. 1798 ft)
Last Update:
3:49 pm CDT Jun 17, 2025
Forecast Valid:
4pm CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
Forecast Discussion
 
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Additional Resources

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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