10-Day Weather Forecast - Southwest Harbor, ME

Mostly cloudy. Isolated snow showers this morning then scattered snow showers this afternoon. Snow accumulation around an inch possible. Highs in the lower 30s. Northwest winds 5 to 10 mph becoming southwest this afternoon. Chance of snow 50 percent.

Mostly cloudy with a slight chance of snow showers in the evening then partly cloudy after midnight. Lows around 17. West winds 15 to 20 mph with gusts up to 40 mph. Chance of snow 20 percent.

Mostly sunny. Near steady temperature in the lower 20s. West winds 15 to 20 mph with gusts up to 40 mph.

Partly cloudy in the evening then becoming mostly clear. Lows 7 to 13 above. West winds 10 to 15 mph with gusts up to 35 mph.

Mostly sunny in the morning then becoming mostly cloudy. Highs around 30. Southwest winds 5 to 10 mph with gusts up to 25 mph.

Cloudy. A chance of snow in the evening then snow likely after midnight. Patchy fog after midnight. Light snow accumulation possible. Not as cool with lows in the lower 20s. Temperature rising into the upper 20s after midnight. Chance of snow 70 percent.

Mostly cloudy in the morning then becoming partly sunny. Patchy fog in the morning. A chance of snow and rain. Highs in the upper 30s. Chance of precipitation 50 percent.

Mostly cloudy in the evening then becoming partly cloudy. Lows around 20.

Mostly sunny. Cooler with highs in the mid 20s. Temperature falling to around 20 in the afternoon.

Mostly cloudy in the evening then becoming partly cloudy. Much cooler with lows around zero.

Mostly sunny. Much cooler with highs around 10 above.

Partly cloudy. Cold with lows 10 below to zero. Wind chill values as low as 25 below.

Mostly sunny. Highs around 10 above. Wind chill values as low as 25 below.

Mostly clear. Low temperature around 1F. Dew point will be around -3F with an average humidity of 74%. Winds will be 13 mph from the NW.

Cloudy. High temperature around 9F. Dew point will be around -2F with an average humidity of 71%. Winds will be 13 mph from the NW.

Partly cloudy. Low temperature around 4F. Dew point will be around -0F with an average humidity of 74%. Winds will be 13 mph from the NW.

Sunny. High temperature around 13F. Dew point will be around 1F with an average humidity of 69%. Winds will be 14 mph from the NW.

Mostly clear. Low temperature around 6F. Dew point will be around 2F with an average humidity of 76%. Winds will be 11 mph from the NW.