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Sylvan Lake, SD
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7-Day Forecast
Tonight
Mostly Cloudy
Low: 22°
Mostly cloudy with a low around 22. West wind 5 to 7 mph becoming calm after midnight.
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Thursday
Mostly Sunny then Chance Rain/Snow
High: 46°
A slight chance of snow showers before 3pm, then a chance of rain and snow showers between 3pm and 4pm, then a chance of snow showers after 4pm. Increasing clouds with a high near 46. Calm wind becoming south 5 to 7 mph in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 30%.
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Thursday Night
Chance Snow
Low: 27°
A 30% chance of snow. Mostly cloudy with a low around 27. Southeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 15 mph.
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Friday
Snow Likely
High: 36°
Snow likely, mainly before noon. Mostly cloudy with a high near 36. Light northwest wind becoming north 6 to 11 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
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Friday Night
Slight Chance Snow then Mostly Clear
Low: 15°
A 20% chance of snow before midnight. Mostly clear with a low around 15. North wind 5 to 10 mph with gusts as high as 22 mph.
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Saturday
Sunny
High: 43°
Sunny with a high near 43. Northwest wind 5 to 9 mph with gusts as high as 20 mph.
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Saturday Night
Partly Cloudy
Low: 24°
Partly cloudy with a low around 24. West wind around 6 mph with gusts as high as 18 mph.
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Sunday
Mostly Sunny
High: 52°
Mostly sunny with a high near 52. Northwest wind 6 to 10 mph with gusts as high as 22 mph.
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Sunday Night
Mostly Clear
Low: 24°
Mostly clear with a low around 24.
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Monday
Sunny
High: 53°
Sunny with a high near 53.
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Monday Night
Mostly Clear
Low: 30°
Mostly clear with a low around 30.
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Tuesday
Sunny then Slight Chance Showers
High: 61°
A slight chance of showers. Sunny with a high near 61.
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Tuesday Night
Partly Cloudy then Slight Chance Rain/Snow
Low: 35°
A slight chance of rain and snow showers. Partly cloudy with a low around 35.
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Wednesday
Slight Chance Showers
High: 64°
A slight chance of showers. Sunny with a high near 64.
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Source: National Weather Service
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