10-Day Weather Forecast - Harrison, SD

Mostly sunny. Highs in the mid 40s. Northwest winds 15 to 20 mph.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 20s. West winds 10 to 15 mph becoming southwest after midnight.

Mostly cloudy and windy. Not as cool with highs in the lower 60s. Southwest winds 15 to 20 mph increasing to 20 to 30 mph with gusts up to 40 mph in the afternoon.

Mostly cloudy and windy. Lows in the upper 20s. Northwest winds 20 to 30 mph with gusts up to 40 mph.

Mostly cloudy. Much cooler with highs in the mid 40s.

Cloudy with a 40 percent chance of snow. Lows in the upper 20s.

Mostly cloudy. A chance of rain in the afternoon. Highs in the upper 40s. Chance of rain 40 percent.

Rain and snow likely mainly in the evening. Breezy cooler with lows around 15. Chance of precipitation 70 percent.

Mostly cloudy. A chance of snow mainly in the morning. Windy and much cooler with highs in the upper 20s. Chance of snow 50 percent.

Partly cloudy. Colder with lows around 5 above.

Partly sunny. Highs in the lower 30s.

Mostly cloudy. Not as cool with lows 15 to 20.

Mostly cloudy. A slight chance of snow and rain in the afternoon. Not as cool with highs in the lower 40s. Chance of precipitation 20 percent.

Cloudy. Low temperature around 28F. Dew point will be around 27F with an average humidity of 84%. Winds will be 2 mph from the SE.

Mostly cloudy. High temperature around 47F. Dew point will be around 33F with an average humidity of 80%. Winds will be 1 mph from the E.

Partly cloudy. Low temperature around 37F. Dew point will be around 36F with an average humidity of 79%. Winds will be 4 mph from the SE.

Partly cloudy. High temperature around 58F. Dew point will be around 40F with an average humidity of 71%. Winds will be 3 mph from the NW.

Partly cloudy. Low temperature around 42F. Dew point will be around 40F with an average humidity of 70%. Winds will be 2 mph from the N.