10-Day Weather Forecast - Saint Charles, SD

Mostly sunny. Highs around 80. Southwest winds 10 to 15 mph becoming northwest in the afternoon.

Mostly cloudy. A slight chance of showers after midnight. Windy with lows in the upper 30s. East winds 10 to 15 mph with gusts up to 25 mph increasing to northwest 25 to 35 mph with gusts up to 45 mph after midnight. Chance of rain 20 percent.

Mostly cloudy and windy. Much cooler with highs around 50. North winds 20 to 30 mph with gusts up to 45 mph.

Mostly cloudy. A chance of snow after midnight. Little or no snow accumulation. Cooler with lows in the upper 20s. Northeast winds 15 to 20 mph. Chance of snow 40 percent.

Cloudy. A chance of snow in the morning then snow likely with a slight chance of rain in the afternoon. Light snow accumulation possible. Highs in the lower 40s. Chance of precipitation 70 percent.

Snow likely mainly in the evening. Little or no additional snow accumulation. Lows in the upper 20s. Chance of snow 70 percent.

A chance of snow in the morning. Mostly cloudy. Breezy with highs in the upper 40s. Chance of snow 50 percent.

Mostly cloudy. A chance of rain and snow showers after midnight. Breezy with lows in the lower 30s. Chance of precipitation 40 percent.

Mostly cloudy with a chance of rain showers. Highs in the mid 50s. Chance of rain 50 percent.

Mostly cloudy with a chance of rain and snow showers. Breezy with lows around 30. Chance of precipitation 50 percent.

Mostly cloudy in the morning then becoming partly sunny. A chance of rain and snow showers. Windy with highs in the mid 40s. Chance of precipitation 50 percent.

Mostly cloudy in the evening then becoming partly cloudy. Windy with lows in the mid 20s.

Mostly sunny and breezy. Highs in the upper 40s.

Clear. Low temperature around 40F. Dew point will be around 32F with an average humidity of 58%. Winds will be 4 mph from the S.

Mostly sunny. High temperature around 61F. Dew point will be around 35F with an average humidity of 56%. Winds will be 5 mph from the S.

Mostly clear. Low temperature around 41F. Dew point will be around 36F with an average humidity of 59%. Winds will be 4 mph from the E.

Partly cloudy. High temperature around 59F. Dew point will be around 37F with an average humidity of 61%. Winds will be 2 mph from the E.

Partly cloudy. Low temperature around 41F. Dew point will be around 36F with an average humidity of 61%. Winds will be 3 mph from the E.