10-Day Weather Forecast - Porcupine, SD

Mostly sunny. Not as cool with highs in the upper 30s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Wind chill values around 10 below in the morning.

Mostly clear. Not as cool with lows around 20. Southwest winds 10 to 15 mph.

Partly cloudy. Highs in the mid 40s. West winds 10 to 15 mph.

Mostly clear. Lows in the lower 20s. Southwest winds 5 to 10 mph. Gusts up to 20 mph after midnight.

Mostly sunny. Highs in the lower 50s.

Mostly clear. Lows in the lower 20s.

Partly cloudy. Highs in the upper 40s.

Mostly cloudy. Lows in the mid 20s.

Becoming partly cloudy. Highs in the upper 40s.

Partly cloudy in the evening then clearing. Lows in the mid 20s.

Partly cloudy. Highs in the upper 40s.

Partly cloudy in the evening then clearing. Lows in the lower 20s.

Partly cloudy. Highs in the upper 40s.

Partly cloudy. Low temperature around 30F. Dew point will be around 24F with an average humidity of 69%. Winds will be 6 mph from the SW.

Mostly sunny. High temperature around 43F. Dew point will be around 24F with an average humidity of 54%. Winds will be 9 mph from the W.

Mostly clear. Low temperature around 29F. Dew point will be around 24F with an average humidity of 68%. Winds will be 8 mph from the SW.

Sunny. High temperature around 41F. Dew point will be around 22F with an average humidity of 53%. Winds will be 8 mph from the W.

Mostly clear. Low temperature around 29F. Dew point will be around 21F with an average humidity of 65%. Winds will be 7 mph from the SW.