10-Day Weather Forecast - Boston Harbor, WA

Mostly cloudy. Areas of fog until late afternoon. Highs near 50. Light wind.

Mostly cloudy. Widespread dense fog in the late evening and early morning. Areas of fog in the morning. Lows in the upper 30s to mid 40s. Light wind.

Partly sunny. Areas of dense fog in the morning. Highs near 50. Northeast wind to 10 mph. Gusts to 20 mph in the afternoon.

Partly cloudy. Patchy fog in the evening. Widespread dense fog after midnight. Lows in the mid 30s to lower 40s. Northeast wind to 10 mph.

Sunny. Widespread dense fog. Highs in the lower 50s.

Mostly clear. Lows in the lower to mid 30s.

Sunny. Highs in the lower 50s.

Mostly clear. Lows in the lower to mid 30s.

Sunny. Highs near 50.

Mostly clear. Lows in the lower to mid 30s.

Mostly sunny. Highs in the upper 40s.

Mostly cloudy. Lows in the mid to upper 30s.

Mostly cloudy. Highs in the mid to upper 40s.

Cloudy. Low temperature around 39F. Dew point will be around 38F with an average humidity of 93%. Winds will be 2 mph from the SW.

Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 42F. Dew point will be around 38F with an average humidity of 92%. Winds will be 1 mph from the SW.

Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 36F. Dew point will be around 35F with an average humidity of 91%. Winds will be 2 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 40F. Dew point will be around 34F with an average humidity of 86%. Winds will be 1 mph from the SW.

Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 33F. Dew point will be around 31F with an average humidity of 87%. Winds will be 1 mph from the SW.