10-Day Weather Forecast - Harrison, SD

Mostly sunny. Highs in the lower 50s. West winds 5 to 10 mph.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s. Temperature rising into the mid 40s after midnight. West winds 15 to 20 mph with gusts up to 30 mph.

Partly sunny and windy. Highs in the mid 50s. Northwest winds 20 to 30 mph. Gusts up to 45 mph in the afternoon.

Mostly cloudy and breezy cooler with lows in the mid 20s. Northwest winds 20 to 25 mph with gusts up to 40 mph.

Mostly sunny and breezy. Much cooler with highs in the lower 30s.

Partly cloudy in the evening then becoming mostly cloudy. Lows around 20.

Partly sunny. A slight chance of rain and snow in the afternoon. Windy and not as cool with highs in the mid 40s. Chance of precipitation 20 percent.

Mostly cloudy. A slight chance of snow after midnight. Breezy with lows in the mid 20s. Chance of snow 20 percent.

Mostly cloudy with a 50 percent chance of snow. Windy cooler with highs in the lower 30s. Temperature falling into the mid 20s in the afternoon.

Mostly cloudy and breezy colder with lows around 10 above.

Mostly sunny. Highs in the upper 20s.

Partly cloudy. Cold with lows 10 to 15.

Mostly sunny. Highs in the upper 30s.

Clear. Low temperature around 13F. Dew point will be around 9F with an average humidity of 74%. Winds will be 6 mph from the NW.

Sunny. High temperature around 25F. Dew point will be around 12F with an average humidity of 69%. Winds will be 7 mph from the NW.

Clear. Low temperature around 14F. Dew point will be around 12F with an average humidity of 78%. Winds will be 2 mph from the W.

Sunny. High temperature around 28F. Dew point will be around 13F with an average humidity of 66%. Winds will be 2 mph from the W.

Mostly clear. Low temperature around 18F. Dew point will be around 14F with an average humidity of 73%. Winds will be 1 mph from the S.