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Sinai, SD
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7-Day Forecast
Today
Partly Sunny
High: 40°
Partly sunny with a high near 40. North wind 5 to 10 mph becoming east in the afternoon.
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Tonight
Mostly Cloudy then Snow
Low: 26°
Snow, mainly after 4am. Low around 26. East southeast wind 5 to 15 mph with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
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Tuesday
Breezy. Snow then Rain/Snow
High: 37°
Snow before 1pm, then rain and snow. High near 37. Breezy with an east southeast wind 20 to 25 mph with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
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Tuesday Night
Rain/Snow and Breezy
Low: 29°
Rain, possibly mixed with snow before 10pm, then rain between 10pm and 1am, then rain, possibly mixed with snow after 1am. Some thunder is also possible. Low around 29. Breezy with an east wind 20 to 25 mph with gusts as high as 35 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
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Wednesday
Rain/Snow and Breezy
High: 38°
Rain, possibly mixed with snow before 7am, then snow between 7am and 10am, then rain and snow after 10am. Some thunder is also possible. High near 38. Breezy with an east northeast wind 15 to 25 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
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Wednesday Night
Slight Chance Snow and Blustery
Low: 24°
A 20% chance of snow before 1am. Mostly cloudy with a low around 24. Blustery with a west northwest wind 15 to 20 mph with gusts as high as 30 mph.
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Thursday
Partly Sunny
High: 40°
Partly sunny with a high near 40.
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Thursday Night
Mostly Cloudy
Low: 22°
Mostly cloudy with a low around 22.
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Friday
Partly Sunny
High: 45°
Partly sunny with a high near 45.
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Friday Night
Mostly Cloudy
Low: 25°
Mostly cloudy with a low around 25.
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Saturday
Mostly Sunny
High: 44°
Mostly sunny with a high near 44.
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Saturday Night
Mostly Clear
Low: 20°
Mostly clear with a low around 20.
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Sunday
Sunny and Breezy
High: 42°
Sunny with a high near 42. Breezy.
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Source: National Weather Service
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