10-Day Weather Forecast - Long Valley, SD

Mostly sunny. Highs in the mid 30s. Southwest winds 5 to 10 mph. Wind chill values around 10 below in the morning.

Mostly clear in the evening then becoming partly cloudy. Lows around 20. Southwest winds 10 to 15 mph.

Partly cloudy. Highs in the mid 40s. West winds 10 to 20 mph with gusts up to 30 mph.

Partly cloudy. Lows in the mid 20s.

Partly cloudy. Highs around 50.

Partly cloudy. Lows in the lower 20s.

Partly cloudy. Highs in the mid 40s.

Partly cloudy. Lows in the mid 20s.

Partly cloudy. Highs in the upper 40s.

Partly cloudy. Lows in the mid 20s.

Partly cloudy. Highs in the mid 40s.

Partly cloudy. Low temperature around 26F. Dew point will be around 24F with an average humidity of 71%. Winds will be 10 mph from the S.

Mostly sunny. High temperature around 43F. Dew point will be around 20F with an average humidity of 55%. Winds will be 8 mph from the W.

Clear. Low temperature around 26F. Dew point will be around 21F with an average humidity of 72%. Winds will be 6 mph from the SW.

Sunny. High temperature around 40F. Dew point will be around 21F with an average humidity of 56%. Winds will be 7 mph from the W.

Mostly clear. Low temperature around 28F. Dew point will be around 22F with an average humidity of 72%. Winds will be 5 mph from the SW.

Partly cloudy. High temperature around 43F. Dew point will be around 24F with an average humidity of 56%. Winds will be 8 mph from the W.

Mostly clear. Low temperature around 28F. Dew point will be around 24F with an average humidity of 75%. Winds will be 6 mph from the W.