10-Day Weather Forecast - Westport, SD

Partly sunny. Not as cold with highs in the lower 30s. South winds 5 to 10 mph.

Mostly cloudy. Patchy fog. Not as cold. Near steady temperature in the mid 20s. Southeast winds 5 to 10 mph becoming east after midnight. Gusts up to 25 mph.

Partly sunny. Patchy fog. Highs in the lower 30s. Northeast winds around 5 mph.

Partly cloudy. Lows around 18. Northwest winds around 5 mph.

Mostly cloudy. Highs in the upper 20s. North winds around 5 mph becoming east in the afternoon.

Mostly cloudy. Lows around 20. Highs in the mid 30s.

Mostly cloudy. Lows around 20. Highs in the mid 30s.

Partly cloudy. Lows around 10 above.

Partly sunny in the morning then becoming mostly cloudy. A 20 percent chance of snow. Highs in the upper 20s.

Mostly cloudy. Lows 15 to 20. Highs in the lower 30s.

Mostly cloudy. Lows 15 to 20. Highs in the lower 30s.

Partly cloudy. Low temperature around 24F. Dew point will be around 23F with an average humidity of 86%. Winds will be 6 mph from the SE.

Partly cloudy. High temperature around 28F. Dew point will be around 18F with an average humidity of 76%. Winds will be 11 mph from the NW.

Clear. Low temperature around 16F. Dew point will be around 13F with an average humidity of 79%. Winds will be 7 mph from the NW.

Sunny. High temperature around 31F. Dew point will be around 19F with an average humidity of 77%. Winds will be 3 mph from the W.

Clear. Low temperature around 24F. Dew point will be around 21F with an average humidity of 82%. Winds will be 2 mph from the S.

Sunny. High temperature around 34F. Dew point will be around 25F with an average humidity of 78%. Winds will be 3 mph from the S.

Clear. Low temperature around 27F. Dew point will be around 24F with an average humidity of 84%. Winds will be 1 mph from the S.

Partly cloudy. High temperature around 34F. Dew point will be around 26F with an average humidity of 79%. Winds will be 2 mph from the NW.

Partly cloudy. Low temperature around 24F. Dew point will be around 23F with an average humidity of 84%. Winds will be 1 mph from the N.