10-Day Weather Forecast - Coulee Dam, WA

Partly sunny. Areas of dense freezing fog and dense fog in the morning then patchy fog in the afternoon. Highs in the upper 30s to lower 40s. Northeast wind 5 to 10 mph.

Cloudy. Patchy freezing fog. Lows in the upper 20s to lower 30s. Northeast wind 5 to 10 mph.

Cloudy. Highs in the mid 30s to lower 40s. Northeast wind 5 to 10 mph.

Cloudy. Lows in the upper 20s. Highs in the lower 40s.

Cloudy. Lows in the upper 20s. Highs in the lower 40s.

Mostly cloudy. Patchy freezing fog. Lows in the mid to upper 20s.

Mostly sunny. Highs around 40.

Partly cloudy. Patchy freezing fog. Lows in the mid to upper 20s. Highs in the upper 30s to lower 40s.

Partly cloudy. Patchy freezing fog. Lows in the mid to upper 20s. Highs in the upper 30s to lower 40s.

Partly cloudy. Patchy freezing fog. Lows in the mid to upper 20s. Highs in the upper 30s to lower 40s.

Partly cloudy. Patchy freezing fog. Lows in the mid to upper 20s. Highs in the upper 30s to lower 40s.

Mostly cloudy. Low temperature around 31F. Dew point will be around 29F with an average humidity of 87%. Winds will be 2 mph from the E.

Partly cloudy. High temperature around 40F. Dew point will be around 30F with an average humidity of 79%. Winds will be 1 mph from the E.

Mostly cloudy. Low temperature around 32F. Dew point will be around 29F with an average humidity of 86%. Winds will be 0 mph from the NE.

Cloudy. High temperature around 38F. Dew point will be around 28F with an average humidity of 76%. Winds will be 2 mph from the N.

Cloudy. Low temperature around 29F. Dew point will be around 25F with an average humidity of 79%. Winds will be 2 mph from the N.

Cloudy. High temperature around 34F. Dew point will be around 23F with an average humidity of 71%. Winds will be 2 mph from the NE.

Partly cloudy. Low temperature around 25F. Dew point will be around 20F with an average humidity of 75%. Winds will be 2 mph from the N.