10-Day Weather Forecast - Harrisburg, SD

Mostly cloudy. A chance of snow in the morning then a chance of flurries in the afternoon. Little or no snow accumulation. Very windy and cooler with highs around 30. Northwest winds 30 to 40 mph with gusts up to 55 mph. Chance of snow 30 percent. Wind chill values as low as 11 below in the afternoon.

Mostly clear in the evening then becoming partly cloudy. Breezy and much colder with lows around 7 above. Northwest winds 20 to 25 mph with gusts up to 35 mph diminishing to 5 to 10 mph after midnight.

Partly sunny. Highs in the mid 30s. Southeast winds 15 to 20 mph with gusts up to 30 mph.

Mostly cloudy. Not as cool with lows in the mid 20s. South winds 10 to 15 mph becoming northwest after midnight.

Mostly sunny. Highs in the mid 30s. Temperature falling into the upper 20s in the afternoon.

Mostly clear. Cooler with lows 15 to 20.

Partly sunny. Highs in the mid 30s.

Mostly cloudy and not as cool. Near steady temperature around 30.

Mostly sunny. Highs in the mid 40s.

Partly cloudy. Lows in the upper 20s.

Partly sunny. Highs in the upper 30s.

Mostly cloudy. Lows in the mid 20s.

Partly sunny. Highs in the upper 30s.

Partly cloudy. Low temperature around 32F. Dew point will be around 30F with an average humidity of 91%. Winds will be 4 mph from the S.

Partly cloudy. High temperature around 43F. Dew point will be around 33F with an average humidity of 79%. Winds will be 2 mph from the SE.

Partly cloudy. Low temperature around 32F. Dew point will be around 31F with an average humidity of 89%. Winds will be 2 mph from the SE.

Partly cloudy. High temperature around 38F. Dew point will be around 27F with an average humidity of 73%. Winds will be 5 mph from the N.

Cloudy. Low temperature around 24F. Dew point will be around 22F with an average humidity of 81%. Winds will be 3 mph from the N.