10-Day Weather Forecast - Harrison, SD

Mostly sunny. Not as cool with highs in the upper 30s. West winds 5 to 10 mph.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 20s. Temperature rising to around 30 after midnight. Southwest winds 5 to 10 mph.

Partly sunny. Highs in the mid 40s. West winds 10 to 15 mph with gusts up to 25 mph.

Partly cloudy. Lows in the mid 20s. Northwest winds 5 to 10 mph with gusts up to 20 mph becoming southwest after midnight.

Partly sunny. Highs around 50.

Mostly cloudy. A chance of rain in the evening. Windy cooler with lows around 15. Chance of rain 30 percent.

Partly sunny in the morning then clearing. Windy and much cooler with highs in the mid 20s. Temperature falling to around 20 in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Cold with lows around 10 above. Temperature rising to around 15 after midnight.

Mostly cloudy in the morning then becoming partly sunny. Not as cool with highs in the mid 40s.

Mostly cloudy. Not as cool with lows in the upper 20s.

Partly sunny. Highs in the upper 30s.

Mostly cloudy in the evening then becoming partly cloudy. Lows around 20.

Mostly sunny. Highs around 40.

Partly cloudy. Low temperature around 28F. Dew point will be around 23F with an average humidity of 77%. Winds will be 9 mph from the S.

Partly cloudy. High temperature around 38F. Dew point will be around 26F with an average humidity of 70%. Winds will be 6 mph from the S.

Mostly cloudy. Low temperature around 24F. Dew point will be around 24F with an average humidity of 83%. Winds will be 3 mph from the W.

Sunny. High temperature around 31F. Dew point will be around 20F with an average humidity of 71%. Winds will be 2 mph from the W.

Partly cloudy. Low temperature around 24F. Dew point will be around 20F with an average humidity of 78%. Winds will be 4 mph from the S.