Southwest Harbor, ME Weather Forecast and Current Conditions

Day	Sky	High / Low	Precip	Wind	Humidity
Fri Oct 2	Showers Early Close Hourly	-º / 49º	36%	NNW 6 mph	92%
6pm	Showers	63º	50%	NNW 5 mph	90%
7pm	Cloudy	63º	5%	NW 4 mph	92%
8pm	Mostly Cloudy	62º	3%	NW 4 mph	95%
9pm	Cloudy	61º	5%	NNW 7 mph	96%
10pm	Cloudy	59º	4%	NNW 7 mph	95%
11pm	Cloudy	58º	2%	NNW 7 mph	93%
Sat Oct 3	Sunny View Hourly	63º / 45º	6%	NNW 10 mph	67%
12am	Cloudy	57º	3%	NNW 6 mph	91%
1am	Cloudy	55º	7%	NNW 5 mph	92%
2am	Mostly Cloudy	55º	7%	NNW 5 mph	93%
3am	Mostly Cloudy	54º	7%	NNW 5 mph	91%
4am	Partly Cloudy	53º	7%	NW 5 mph	92%
5am	Clear	52º	6%	NW 4 mph	92%
6am	Clear	51º	6%	NW 5 mph	92%
7am	Sunny	50º	7%	NW 6 mph	91%
8am	Sunny	54º	6%	NW 7 mph	86%
9am	Sunny	56º	5%	NNW 10 mph	79%
10am	Sunny	58º	3%	NNW 10 mph	73%
11am	Sunny	59º	1%	NNW 8 mph	68%
12pm	Sunny	61º	0%	NNW 8 mph	60%
1pm	Sunny	62º	0%	NNW 8 mph	57%
2pm	Sunny	62º	0%	NNW 7 mph	56%
3pm	Sunny	62º	0%	NNW 6 mph	55%
4pm	Sunny	62º	0%	NNW 6 mph	55%
5pm	Sunny	61º	0%	NNW 5 mph	58%
6pm	Sunny	58º	2%	NNW 3 mph	66%
7pm	Clear	56º	2%	NNW 3 mph	71%
8pm	Clear	54º	3%	NNW 3 mph	74%
9pm	Clear	53º	3%	N 3 mph	76%
10pm	Clear	51º	4%	N 3 mph	79%
11pm	Clear	50º	3%	N 4 mph	79%
Sun Oct 4	Mostly Sunny View Hourly	58º / 53º	7%	E 10 mph	74%
12am	Clear	49º	4%	N 4 mph	81%
1am	Clear	48º	4%	NNE 4 mph	83%
2am	Clear	48º	4%	NNE 4 mph	84%
3am	Clear	48º	4%	NE 5 mph	84%
4am	Clear	47º	4%	NE 5 mph	82%
5am	Clear	47º	4%	NE 4 mph	83%
6am	Clear	46º	4%	NE 5 mph	84%
7am	Sunny	46º	4%	ENE 5 mph	87%
8am	Sunny	50º	4%	ENE 6 mph	82%
9am	Sunny	53º	3%	ENE 8 mph	75%
10am	Partly Cloudy	55º	2%	E 9 mph	70%
11am	Sunny	56º	1%	E 9 mph	67%
12pm	Sunny	57º	1%	ESE 10 mph	65%
1pm	Partly Cloudy	58º	2%	ESE 10 mph	65%
2pm	Partly Cloudy	58º	2%	ESE 9 mph	66%
3pm	Partly Cloudy	58º	4%	ESE 8 mph	70%
4pm	Partly Cloudy	57º	5%	ESE 8 mph	75%
5pm	Mostly Cloudy	57º	6%	ESE 7 mph	80%
Mon Oct 5	Showers	59º / 44º	51%	SSW 13 mph	88%
Tue Oct 6	Sunny/Wind	57º / 42º	1%	WNW 21 mph	52%
Wed Oct 7	Sunny	56º / 50º	2%	WSW 12 mph	60%
Thu Oct 8	Mostly Sunny	60º / 50º	6%	SSW 15 mph	77%
Fri Oct 9	Partly Cloudy	61º / 48º	17%	WSW 11 mph	77%

Buoy Data
For Southwest Harbor, ME
Wind Forecast
In Southwest Harbor, ME
Radar
In Southwest Harbor, ME
Marine Forecast
In Southwest Harbor, ME

NOAA Weather Marine Forecast for Southwest Harbor, ME

Late Afternoon

High : 67ºF
WNW wind around 6 kt. A chance of rain. Seas around 1 ft.

Tonight

Low : 50ºF
Variable winds 5 kt or less. A chance of rain, mainly before 7pm. Seas 1 ft or less.

Saturday

High : 62ºF
NNW wind 5 to 7 kt. Sunny. Seas 1 ft or less.

Saturday Night

Low : 44ºF
Variable winds 5 kt or less. Clear. Seas 1 ft or less.

Sunday

High : 57ºF
Variable winds less than 5 kt becoming E 5 to 7 kt in the morning. Sunny. Seas 1 ft or less.

Sunday Night

Low : 52ºF
Variable winds 5 kt or less. Patchy fog after 2am. Seas 1 ft or less.

Monday

High : 56ºF
SSE wind 6 to 10 kt becoming WSW in the afternoon. Winds could gust as high as 19 kt. A chance of rain, mainly after 8am. Patchy fog before 10am. Seas 1 ft or less.

Monday Night

Low : 43ºF
WNW wind 10 to 12 kt, with gusts as high as 20 kt. A slight chance of rain. Seas around 1 ft.

Tuesday

High : 56ºF
W wind around 15 kt, with gusts as high as 27 kt. Sunny. Seas around 1 ft.

Current Weather Conditions In Southwest Harbor, ME

As Of: 6 minutes ago

Temperature: 63ºF
Feels Like: 63ºF

Wind Speed: 5mph
Direction: 0º (NNW)
Gusts: 5mph

Cloud Cover: Showers
Visibility: 6mi

Pressure: 29.78"
Humidity: 90%
Dew Point: 0ºF

The weather right now in Southwest Harbor, ME is Showers. The current temperature is 63°F, and the expected high and low for today, Friday, October 2, 2026, are -° high temperature and 49°F low temperature. The wind is currently blowing at 5 miles per hour, and coming from the North Northwest. The wind is gusting to 5 mph. With the wind and the atmosphere the temperature feels like 63° Fahrenheit. Expected precipitation is 50 percent, with current humidity at 90 percent, and air pressure at 29.78 in. Visibility is 6 nautical miles. There are no current weather alert(s).