10-Day Weather Forecast - Gann Valley, SD

Partly sunny. Hot with highs in the lower 90s. Southwest winds 5 to 10 mph.

Mostly clear. Lows in the mid 60s. East winds 5 to 10 mph.

Mostly sunny. Hot with highs in the lower 90s. East winds 10 to 15 mph.

Partly cloudy. A slight chance of thunderstorms after midnight. Humid with lows around 70. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Mostly sunny. A slight chance of showers in the morning. Hot with highs in the lower 90s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Partly cloudy. A chance of thunderstorms, mainly in the evening. Lows in the upper 60s. Chance of rain 30 percent.

Partly sunny. A slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.

Showers likely. A chance of thunderstorms, mainly in the evening. Lows in the mid 60s. Chance of rain 70 percent.

Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Highs in the mid 80s. Chance of rain 40 percent.

Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the upper 60s. Chance of rain 40 percent.

Partly cloudy. Highs in the lower 80s.

Partly cloudy. Lows in the upper 50s.

Partly cloudy. Highs in the lower 80s.

Mostly clear. Low temperature around 61F. Dew point will be around 61F with an average humidity of 79%. Winds will be 2 mph from the S.

Sunny. High temperature around 75F. Dew point will be around 59F with an average humidity of 70%. Winds will be 5 mph from the W.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 59F. Dew point will be around 58F with an average humidity of 76%. Winds will be 2 mph from the W.

Mostly sunny. High temperature around 73F. Dew point will be around 56F with an average humidity of 67%. Winds will be 5 mph from the SW.

Mostly clear. Low temperature around 58F. Dew point will be around 55F with an average humidity of 72%. Winds will be 3 mph from the W.