| National Weather Service Forecast for:
Flandreau SD Issued by: National Weather Service Sioux Falls, SD |
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| Updated: 1:33 am CDT Jun 22, 2026 | ||||||||||||||||||
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| Today |
Mostly sunny, with a high near 75. North northeast wind around 5 mph becoming south in the afternoon. |
| Tonight |
A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 56. South southeast wind around 5 mph. |
| Tuesday |
Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 76. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. |
| Tuesday Night |
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 55. West southwest wind 5 to 10 mph. Chance of precipitation is 30%. |
| Wednesday |
Sunny, with a high near 75. Northwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. |
| Wednesday Night |
Partly cloudy, with a low around 51. North northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 20 mph. |
| Thursday |
Sunny, with a high near 76. |
| Thursday Night |
Partly cloudy, with a low around 54. |
| Friday |
A 50 percent chance of showers. Mostly cloudy, with a high near 75. |
| Friday Night |
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%. |
| Saturday |
Mostly cloudy, with a high near 81. Breezy. |
| Saturday Night |
A 50 percent chance of showers. Mostly cloudy, with a low around 66. Breezy. |
| Sunday |
A 30 percent chance of showers. Partly sunny, with a high near 86. Breezy. |
Forecast from NOAA-NWS for Flandreau SD.
