10-Day Weather Forecast - Fort Thompson, SD

Mostly cloudy in the morning then becoming partly sunny. Windy and not as cool with highs in the mid 60s. South winds 15 to 20 mph becoming west 20 to 30 mph with gusts up to 50 mph in the afternoon.

Mostly cloudy and very windy. Lows in the mid 20s. Northwest winds 25 to 35 mph with gusts up to 50 mph.

Mostly cloudy. A chance of snow mainly in the morning. Little or no snow accumulation. Much colder with highs in the upper 30s. Northwest winds 15 to 20 mph diminishing to around 10 mph in the afternoon. Chance of snow 30 percent.

Cloudy. A chance of snow in the evening then snow likely after midnight. Little or no snow accumulation. Lows in the mid 20s. Chance of snow 60 percent.

A chance of snow in the morning then snow likely with a chance of rain in the afternoon. Little or no snow accumulation. Highs in the upper 30s. Chance of precipitation 60 percent.

Rain snow. Light snow accumulation. Brisk colder with lows around 15. Chance of precipitation 90 percent.

Snow likely mainly in the morning. Additional light snow accumulation possible. Windy colder with highs in the mid 20s. Chance of snow 60 percent.

Partly cloudy. Lows around zero. Highs in the mid 20s.

Partly cloudy. Lows around zero. Highs in the mid 20s.

Mostly cloudy. A slight chance of snow after midnight. Not as cold with lows around 10 above. Chance of snow 20 percent.

Mostly cloudy. A chance of snow in the morning then a slight chance of rain and snow in the afternoon. Not as cold with highs in the lower 40s. Chance of precipitation 30 percent.

Partly cloudy. Low temperature around 34F. Dew point will be around 33F with an average humidity of 85%. Winds will be 4 mph from the E.

Mostly sunny. High temperature around 59F. Dew point will be around 38F with an average humidity of 73%. Winds will be 6 mph from the W.

Mostly clear. Low temperature around 41F. Dew point will be around 39F with an average humidity of 70%. Winds will be 2 mph from the S.

Sunny. High temperature around 67F. Dew point will be around 40F with an average humidity of 59%. Winds will be 3 mph from the SW.

Mostly clear. Low temperature around 47F. Dew point will be around 41F with an average humidity of 57%. Winds will be 1 mph from the SE.

Partly cloudy. High temperature around 61F. Dew point will be around 39F with an average humidity of 59%. Winds will be 4 mph from the NW.

Partly cloudy. Low temperature around 40F. Dew point will be around 36F with an average humidity of 62%. Winds will be 4 mph from the NE.