10-Day Weather Forecast - Gann Valley, SD

Mostly sunny and breezy. Not as warm with highs in the mid 70s. Northwest winds 15 to 25 mph with gusts up to 35 mph.

Mostly clear. Cooler with lows in the lower 40s. North winds 15 to 20 mph with gusts up to 30 mph becoming northwest around 5 mph after midnight.

Sunny. Highs in the upper 70s. Southwest winds around 5 mph becoming southeast in the afternoon.

Partly cloudy. Patchy blowing dust through the day. Very windy. Lows in the lower 50s. Highs in the upper 80s.

Partly cloudy. Patchy blowing dust through the day. Very windy. Lows in the lower 50s. Highs in the upper 80s.

Mostly cloudy. A slight chance of thunderstorms in the evening. Breezy with lows in the mid 50s. Chance of rain 20 percent.

Partly cloudy. Highs in the mid 80s. Lows around 50.

Partly cloudy. Highs in the mid 80s. Lows around 50.

Partly sunny with a 20 percent chance of showers. Highs in the mid 80s.

Partly cloudy in the evening then becoming mostly cloudy. A 40 percent chance of showers. Lows in the lower 50s.

Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Breezy with highs in the upper 70s. Chance of rain 30 percent.

Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 51F. Dew point will be around 41F with an average humidity of 50%. Winds will be 10 mph from the N.

Partly cloudy. High temperature around 69F. Dew point will be around 40F with an average humidity of 48%. Winds will be 8 mph from the N.

Partly cloudy. Low temperature around 47F. Dew point will be around 40F with an average humidity of 55%. Winds will be 6 mph from the N.

Sunny. High temperature around 74F. Dew point will be around 41F with an average humidity of 48%. Winds will be 4 mph from the SE.

Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 53F. Dew point will be around 45F with an average humidity of 55%. Winds will be 6 mph from the SE.

Mostly sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 75F. Dew point will be around 49F with an average humidity of 56%. Winds will be 4 mph from the SE.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 53F. Dew point will be around 48F with an average humidity of 61%. Winds will be 5 mph from the E.