Southwest Harbor, ME Weather Forecast and Current Conditions
| Day | Sky | High / Low | Precip | Wind | Humidity | |
|---|---|---|---|---|---|---|
|
Thu Jan 16 |
 |
Mostly Cloudy Close Hourly |
-º / 17º | 2% | NE 4 mph | 69% |
| 11pm |  |
Partly Cloudy | 18º | 1% | NE 2 mph | 69% |
|
Fri Jan 17 |
 |
AM Clouds/PM Sun View Hourly |
30º / 24º | 2% | NW 5 mph | 58% |
| 12am | |
Partly Cloudy | 19º | 1% | NE 2 mph | 71% |
| 1am | |
Partly Cloudy | 20º | 1% | NE 2 mph | 68% |
| 2am | |
Mostly Cloudy | 21º | 1% | NE 2 mph | 72% |
| 3am | |
Mostly Cloudy | 21º | 1% | NE 2 mph | 70% |
| 4am |  |
Cloudy | 21º | 1% | NE 3 mph | 70% |
| 5am | |
Cloudy | 21º | 1% | NE 4 mph | 69% |
| 6am | |
Mostly Cloudy | 21º | 2% | NE 4 mph | 70% |
| 7am | |
Cloudy | 21º | 2% | NE 4 mph | 69% |
| 8am | |
Cloudy | 22º | 2% | NNE 4 mph | 69% |
| 9am |  |
Mostly Cloudy | 24º | 1% | NE 5 mph | 65% |
| 10am | |
Partly Cloudy | 26º | 0% | NNE 5 mph | 58% |
| 11am | |
Partly Cloudy | 27º | 0% | NNE 4 mph | 55% |
| 12pm | |
Partly Cloudy | 28º | 0% | N 4 mph | 53% |
| 1pm |  |
Mostly Sunny | 28º | 0% | W 3 mph | 51% |
| 2pm |  |
Sunny | 29º | 0% | SW 3 mph | 50% |
| 3pm | |
Sunny | 29º | 0% | SW 3 mph | 51% |
| 4pm | |
Sunny | 28º | 1% | SW 3 mph | 55% |
| 5pm |  |
Clear | 27º | 1% | SW 2 mph | 59% |
| 6pm | |
Clear | 26º | 1% | SW 1 mph | 62% |
| 7pm | |
Clear | 26º | 1% | SW 1 mph | 64% |
| 8pm | |
Clear | 25º | 2% | SW 1 mph | 69% |
| 9pm | |
Clear | 25º | 2% | SW 2 mph | 72% |
| 10pm | |
Clear | 25º | 3% | SW 3 mph | 76% |
| 11pm | |
Partly Cloudy | 25º | 3% | SW 3 mph | 77% |
|
Sat Jan 18 |
 |
Cloudy/Wind View Hourly |
40º / 33º | 24% | S 20 mph | 82% |
| 12am | |
Partly Cloudy | 27º | 4% | SSW 5 mph | 77% |
| 1am | |
Mostly Cloudy | 28º | 5% | SSW 6 mph | 79% |
| 2am | |
Cloudy | 30º | 4% | SSW 8 mph | 77% |
| 3am | |
Cloudy | 31º | 4% | SSW 9 mph | 75% |
| 4am | |
Cloudy | 33º | 13% | SSW 10 mph | 75% |
| 5am | |
Cloudy | 34º | 11% | SSW 12 mph | 76% |
| 6am | |
Cloudy | 35º | 14% | SSW 14 mph | 75% |
| 7am | |
Cloudy | 36º | 4% | SSW 15 mph | 75% |
| 8am | |
Cloudy | 36º | 4% | SSW 16 mph | 77% |
| 9am | |
Cloudy | 37º | 10% | SSW 17 mph | 80% |
| 10am | |
Cloudy | 38º | 10% | SSW 18 mph | 81% |
| 11am | |
Cloudy | 39º | 5% | SSW 19 mph | 81% |
| 12pm | |
Cloudy | 40º | 7% | SSW 19 mph | 79% |
| 1pm | |
Cloudy/Wind | 39º | 9% | SSW 20 mph | 81% |
| 2pm | |
Cloudy/Wind | 39º | 14% | S 20 mph | 82% |
| 3pm | |
Cloudy/Wind | 39º | 9% | S 20 mph | 81% |
| 4pm | |
Cloudy | 39º | 17% | S 19 mph | 84% |
| 5pm | |
Cloudy | 39º | 19% | S 17 mph | 88% |
| 6pm |  |
Showers | 39º | 57% | S 17 mph | 89% |
| 7pm |  |
Rain | 39º | 96% | S 17 mph | 90% |
| 8pm | |
Rain | 39º | 89% | S 18 mph | 94% |
| 9pm | |
Rain | 40º | 97% | S 18 mph | 94% |
| 10pm | |
Rain | 40º | 96% | S 17 mph | 96% |
|
Sun Jan 19 |
|
Mostly Cloudy | 35º / 16º | 12% | NNW 12 mph | 65% |
|
Mon Jan 20 |
 |
AM Snow Showers | 20º / 10º | 35% | NW 16 mph | 71% |
|
Tue Jan 21 |
|
Mostly Sunny | 17º / 8º | 1% | WNW 13 mph | 56% |
|
Wed Jan 22 |
|
Partly Cloudy | 15º / 13º | 4% | NW 11 mph | 55% |
|
Thu Jan 23 |
|
Partly Cloudy | 26º / 19º | 6% | WSW 14 mph | 68% |
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For Southwest Harbor, ME -
Wind Forecast
In Southwest Harbor, ME -
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In Southwest Harbor, ME -
Marine Forecast
In Southwest Harbor, ME
Weather Radar for Southwest Harbor, ME See Radar
* Playback displays weather for the past 6 hours.
NOAA Weather Marine Forecast for Southwest Harbor, ME
Tonight
Low : 16ºF
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Friday
High : 28ºF
Variable winds 5 kt or less. Mostly cloudy, then gradually becoming sunny. Seas 1 ft or less.
Variable winds 5 kt or less. Mostly cloudy, then gradually becoming sunny. Seas 1 ft or less.
Friday Night
Low : 28ºF
Variable winds less than 5 kt becoming SSW 5 to 9 kt after midnight. Winds could gust as high as 17 kt. Increasing clouds. Seas 1 ft or less.
Variable winds less than 5 kt becoming SSW 5 to 9 kt after midnight. Winds could gust as high as 17 kt. Increasing clouds. Seas 1 ft or less.
Saturday
High : 41ºF
SSW wind 14 to 18 kt, with gusts as high as 30 kt. A chance of showers, mainly after 3pm. Seas 1 ft or less.
SSW wind 14 to 18 kt, with gusts as high as 30 kt. A chance of showers, mainly after 3pm. Seas 1 ft or less.
Saturday Night
Low : 36ºF
S wind 12 to 17 kt becoming SW after midnight. Winds could gust as high as 29 kt. Rain, mainly before 5am. Seas around 1 ft.
S wind 12 to 17 kt becoming SW after midnight. Winds could gust as high as 29 kt. Rain, mainly before 5am. Seas around 1 ft.
Sunday
High : 36ºF
W wind around 10 kt becoming NNW in the afternoon. Winds could gust as high as 19 kt. A chance of rain and snow showers before 9am, then a chance of snow showers between 9am and 1pm. Seas around 1 ft.
W wind around 10 kt becoming NNW in the afternoon. Winds could gust as high as 19 kt. A chance of rain and snow showers before 9am, then a chance of snow showers between 9am and 1pm. Seas around 1 ft.
Sunday Night
Low : 16ºF
N wind 8 to 11 kt, with gusts as high as 20 kt. A chance of snow, mainly after 8pm. Seas around 1 ft.
N wind 8 to 11 kt, with gusts as high as 20 kt. A chance of snow, mainly after 8pm. Seas around 1 ft.
M.L.King Day
High : 23ºF
NNW wind 9 to 11 kt, with gusts as high as 20 kt. A chance of snow. Seas around 1 ft.
NNW wind 9 to 11 kt, with gusts as high as 20 kt. A chance of snow. Seas around 1 ft.
Monday Night
Low : 7ºF
WNW wind around 9 kt, with gusts as high as 17 kt. Partly cloudy. Seas around 1 ft.
WNW wind around 9 kt, with gusts as high as 17 kt. Partly cloudy. Seas around 1 ft.
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Wind Speed Forecast for Southwest Harbor, ME
| Thursday | Friday | Saturday | ||||||||||
| Wind Speed (MPH) | 2 | 2 | 4 | 4 | 3 | 1 | 3 | 9 | 15 | 19 | 20 | 17 |
| 11pm | 3am | 7am | 11am | 3pm | 7pm | 11pm | 3am | 7am | 11am | 3pm | 7pm | |
| MPH | 2 | 2 | 4 | 4 | 3 | 1 | 3 | 9 | 15 | 19 | 20 | 17 |
| DIR | NE | NE | NE | NNE | SW | SW | SW | SSW | SSW | SSW | S | S |
Current Weather Conditions In Southwest Harbor, ME
As Of: 32 minutes ago
- 18ºF
- 18ºF
- 2mph
- 0º (NE)
- 2mph
- Partly Cloudy
- 10mi
- 29.86"
- 69%
- 0ºF
The weather right now in Southwest Harbor, ME is Partly Cloudy. The current temperature is 18°F, and the expected high and low for today, Thursday, January 16, 2025, are -° high temperature and 17°F low temperature. The wind is currently blowing at 2 miles per hour, and coming from the Northeast. The wind is gusting to 2 mph. With the wind and the atmosphere the temperature feels like 18° Fahrenheit. Expected precipitation is 1 percent, with current humidity at 69 percent, and air pressure at 29.86 in. Visibility is 10 nautical miles. There are no current weather alert(s).