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Dewey, SD
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7-Day Forecast
Today
Cloudy then Chance Showers
High: 53°
A 50% chance of showers and thunderstorms, mainly after 4pm.
Mostly cloudy with a high near 53.
Wind chill values as low as 20 early.
Southeast wind 6 to 11 mph increasing
to 13 to 18 mph in the afternoon.
Winds could gust as high as 25 mph.
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Tonight
Showers Likely then Slight Chance Showers
Low: 33°
Showers likely and possibly a thunderstorm before 9pm,
then a chance of showers.
Mostly cloudy with a low around 33.
Southeast wind 5 to 15 mph
with gusts as high as 21 mph.
Chance of precipitation is 60%.
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Tuesday
Rain Likely
High: 49°
A chance of showers before noon,
then rain likely after noon.
Mostly cloudy with a high near 49.
Southeast wind 5 to 10 mph becoming
northwest 12 to 17 mph in the afternoon.
Winds could gust as high as 25 mph.
Chance of precipitation is 70%.
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Tuesday Night
Rain/Snow Likely
Low: 28°
Rain likely before 10pm,
then rain and snow likely
between 10pm and 4am,
then a chance of snow after 4am.
Mostly cloudy with a low around 28.
Wind chill values as low as 19.
Northwest wind 11 to 17 mph
with gusts as high as 24 mph.
Chance of precipitation is 60%.
New snow accumulation of less than a half inch possible.
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Wednesday
Breezy. Chance Snow then Chance Rain/Snow
High: 43°
A chance of snow before 1pm,
then a chance of rain and snow.
Mostly cloudy with a high near 43.
Breezy with a northwest wind 13 to 18 mph increasing
to 20 to 25 mph in the afternoon.
Winds could gust as high as 38 mph.
Chance of precipitation is 50%.
New snow accumulation of less than a half inch possible.
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Wednesday Night
Mostly Cloudy and Blustery then Mostly Cloudy
Low: 24°
Mostly cloudy with a low around 24.
Blustery with a northwest wind 15 to 20 mph becoming light west after midnight.
Winds could gust as high as 30 mph.
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Thursday
Partly Sunny then Slight Chance Rain/Snow
High: 47°
A slight chance of rain and snow
between noon and 1pm,
then a slight chance of rain after 1pm.
Partly sunny with a high near 47.
Light and variable wind becoming
southeast 6 to 11 mph in the morning.
Winds could gust as high as 18 mph.
Chance of precipitation is 20%.
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Thursday Night
Slight Chance Rain/Snow
Low: 26°
A slight chance of rain before 9pm,
then a slight chance of rain and snow.
Mostly cloudy with a low around 26.
Southeast wind 6 to 11 mph becoming light east after midnight.
Winds could gust as high as 18 mph.
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Friday
Chance Rain/Snow then Chance Rain
High: 48°
A chance of rain and snow before 11am,
then a chance of rain.
Partly sunny with a high near 48.
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Friday Night
Chance Rain/Snow then Chance Snow
Low: 24°
A chance of rain before 8pm,
then a chance of rain and snow
between 8pm and midnight,
then a chance of snow after midnight.
Mostly cloudy with a low around 24.
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Saturday
Chance Snow then Slight Chance Rain/Snow
High: 48°
A chance of rain and snow.
Mostly sunny with a high near 48.
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Saturday Night
Mostly Clear
Low: 23°
Mostly clear with a low around 23.
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Sunday
Sunny
High: 53°
Sunny with a high near 53.
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Source: National Weather Service
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