10-Day Weather Forecast - Ralph, SD

Mostly cloudy. A slight chance of snow in the morning. Patchy fog in the morning. Highs in the mid 40s. Northwest winds 10 to 20 mph with gusts up to 30 mph. Chance of snow 20 percent.

Partly cloudy. Lows in the mid 20s. Northwest winds 10 to 20 mph with gusts up to 30 mph.

Partly cloudy. Highs in the lower 50s. West winds 10 to 15 mph. Gusts up to 25 mph in the afternoon.

Partly cloudy in the evening then clearing. Lows in the upper 30s. West winds 10 to 20 mph with gusts up to 30 mph.

Mostly sunny and breezy. Highs in the lower 60s.

Clear. Lows in the upper 20s.

Mostly sunny. Highs in the lower 50s.

Mostly clear. Lows in the upper 20s.

Mostly sunny. Highs in the lower 50s.

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

Partly cloudy. Highs in the upper 50s.

Partly cloudy. Lows in the lower 30s.

Partly cloudy. Highs in the lower 50s.

Mostly clear. Low temperature around 32F. Dew point will be around 26F with an average humidity of 68%. Winds will be 3 mph from the SW.

Mostly sunny. High temperature around 42F. Dew point will be around 27F with an average humidity of 60%. Winds will be 3 mph from the SW.

Mostly clear. Low temperature around 29F. Dew point will be around 26F with an average humidity of 75%. Winds will be 2 mph from the SE.

Cloudy. High temperature around 38F. Dew point will be around 27F with an average humidity of 72%. Winds will be 1 mph from the S.

Cloudy. Low temperature around 29F. Dew point will be around 26F with an average humidity of 79%. Winds will be 2 mph from the SE.