10-Day Weather Forecast - Porcupine, SD

Partly cloudy in the morning then clearing. Windy and much cooler with highs in the mid 30s. Northwest winds 30 to 40 mph diminishing to 20 to 30 mph in the afternoon. Gusts up to 50 mph.

Partly cloudy. Lows around 20. Temperature rising into the lower 30s after midnight. South winds 10 to 20 mph. Gusts up to 30 mph after midnight.

Partly cloudy and breezy. Not as cool with highs in the lower 60s. West winds 15 to 25 mph with gusts up to 45 mph.

Mostly cloudy. A slight chance of rain and snow after midnight. Lows in the mid 20s. Northwest winds 10 to 20 mph with gusts up to 30 mph. Chance of precipitation 20 percent.

Mostly cloudy with a slight chance of snow in the morning then partly cloudy in the afternoon. Cooler with highs in the lower 40s. Chance of snow 20 percent.

Mostly clear in the evening then becoming partly cloudy. Lows in the lower 20s.

Becoming partly cloudy. Highs in the upper 40s.

Partly cloudy. Lows in the mid 30s.

Partly cloudy. Highs in the lower 60s.

Partly cloudy. Lows in the upper 20s.

Partly cloudy. Highs in the lower 50s.

Partly cloudy. Lows in the lower 30s.

Partly cloudy. Highs in the lower 60s.

Partly cloudy. Low temperature around 40F. Dew point will be around 28F with an average humidity of 58%. Winds will be 10 mph from the SW.

Mostly sunny. High temperature around 48F. Dew point will be around 29F with an average humidity of 52%. Winds will be 9 mph from the SW.

Mostly cloudy. Low temperature around 33F. Dew point will be around 27F with an average humidity of 68%. Winds will be 5 mph from the SW.

Cloudy. High temperature around 36F. Dew point will be around 23F with an average humidity of 61%. Winds will be 3 mph from the SW.

Mostly cloudy. Low temperature around 26F. Dew point will be around 19F with an average humidity of 67%. Winds will be 7 mph from the W.