10-Day Weather Forecast - Grenville, SD

Partly sunny. Much colder with highs around 20. North winds 10 to 15 mph. Gusts up to 30 mph in the morning.

Partly cloudy in the evening then becoming mostly cloudy. Lows around 14. Temperature rising into the lower 20s after midnight. Southwest winds around 5 mph becoming south 10 to 15 mph with gusts up to 25 mph after midnight.

Partly sunny. A slight chance of snow in the morning then a chance of snow in the afternoon. Little or no snow accumulation. Blustery and not as cold with highs in the upper 30s. Southwest winds 15 to 20 mph with gusts up to 30 mph becoming west 20 to 25 mph with gusts up to 40 mph in the afternoon. Chance of snow 30 percent.

Mostly cloudy. A chance of snow in the evening then snow likely after midnight. Patchy blowing snow after midnight. Light snow accumulation possible. Blustery with lows 15 to 20. Chance of snow 70 percent.

Mostly cloudy. Snow likely mainly in the morning. Areas of blowing snow in the morning then patchy blowing snow in the afternoon. Additional light snow accumulation possible. Windy colder with highs in the mid 20s. Chance of snow 60 percent.

Patchy blowing snow in the evening. Mostly cloudy with a 20 percent chance of snow. Blustery colder with lows around zero.

Mostly cloudy. Highs 10 to 15. Lows 5 below to zero. Wind chill values as low as 20 below.

Mostly cloudy. Highs 10 to 15. Lows 5 below to zero. Wind chill values as low as 20 below.

Partly sunny. Highs 15 to 20.

Partly cloudy. Lows zero to 5 above zero.

Partly sunny. Highs around 20.

Mostly clear. Low temperature around 3F. Dew point will be around 1F with an average humidity of 81%. Winds will be 5 mph from the NW.

Partly cloudy. High temperature around 20F. Dew point will be around 8F with an average humidity of 74%. Winds will be 5 mph from the SW.

Cloudy. Low temperature around 13F. Dew point will be around 11F with an average humidity of 83%. Winds will be 4 mph from the W.

Partly cloudy. High temperature around 16F. Dew point will be around 10F with an average humidity of 80%. Winds will be 5 mph from the NW.

Mostly cloudy. Low temperature around 9F. Dew point will be around 7F with an average humidity of 84%. Winds will be 2 mph from the N.

Cloudy. High temperature around 12F. Dew point will be around 5F with an average humidity of 79%. Winds will be 4 mph from the N.

Cloudy. Low temperature around 4F. Dew point will be around 4F with an average humidity of 88%. Winds will be 5 mph from the N.