Weather Forecast for
Dewey County, SD

Tonight: A slight chance of showers and thunderstorms before 11pm. Mostly clear, with a low around 52. South southeast wind 5 to 7 mph becoming west southwest after midnight. Chance of precipitation is 20%.

Memorial Day: Sunny, with a high near 89. Light and variable wind becoming south southeast 8 to 13 mph in the morning.

Monday Night: Mostly clear, with a low around 56. East southeast wind 9 to 11 mph.

Tuesday: Sunny and hot, with a high near 90. Breezy, with a southeast wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 34 mph.

Tuesday Night: Partly cloudy, with a low around 60. Breezy, with a southeast wind 15 to 23 mph, with gusts as high as 33 mph.

Wednesday: Sunny, with a high near 88. Breezy, with a south southeast wind 15 to 24 mph, with gusts as high as 34 mph.

Wednesday Night: Partly cloudy, with a low around 59. Breezy, with a southeast wind 18 to 23 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 32 mph.

Thursday: A slight chance of showers after noon. Partly sunny, with a high near 83. Breezy, with a south southeast wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 20%.

Thursday Night: A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 58. Breezy, with a southeast wind 14 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

Friday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83. Breezy. Chance of precipitation is 20%.

Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Breezy. Chance of precipitation is 30%.

Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 79. Breezy. Chance of precipitation is 50%.

Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Breezy. Chance of precipitation is 40%.

Sunday: A slight chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 20%.

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