Southwest Harbor Sea Conditions and Tide Table

Southwest Harbor Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 06:18 AM and sunset is at 06:57 PM.

Days 1–3 Weather Summary

Heavy rain (total 43mm), heaviest during Fri afternoon. Later becoming colder with a dusting of snow on Fri night. Icy conditions (max 7°C on Sun afternoon, min 0°C on Sat night). Winds decreasing (near gales from the NW on Fri night, light winds from the NNW by Sun night).

Days 4–6 Weather Summary

A moderate fall of snow, heaviest on Wed night. Turning milder with moderate rain (total 17mm), heaviest on Wed night. Icy conditions (max 8°C on Mon afternoon, min 0°C on Mon morning). Winds increasing (calm on Tue night, gales from the ENE by Wed night).

Days 7–9 Weather Summary

Mild at first with light rain (total 3mm) on Thu morning followed by colder weather and light fall of snow, heaviest on Thu morning. Mild temperatures (max 8°C on Sat night, min 1°C on Thu afternoon). Winds decreasing (near gales from the ENE on Thu morning, light winds from the NNW by Sat night).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 14°C on Sun night, min 3°C on Tue morning). Wind will be generally light.

Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
2:13PM2.91m
2:18AM3.18m
2:55PM2.82m
3:01AM3.15m
3:42PM2.73m
3:51AM3.12m
4:39PM2.67m
4:50AM3.10m
5:42PM2.67m
5:56AM3.12m
6:50PM2.76m
7:05AM3.21m
7:55PM2.95m
8:12AM3.36m
8:54PM3.21m
9:13AM3.52m
9:47PM3.48m
10:10AM3.66m
10:36PM3.72m
11:03AM3.73m
11:24PM3.88m
11:54AM3.72m
00:11AM3.95m
Low Tide
8:10AM0.12m
8:18PM0.41m
8:51AM0.17m
8:59PM0.48m
9:38AM0.23m
9:47PM0.55m
10:32AM0.27m
10:43PM0.59m
11:34AM0.29m
11:47PM0.59m
12:41PM0.24m
00:57AM0.48m
1:47PM0.12m
2:05AM0.29m
2:47PM-0.05m
3:08AM0.03m
3:41PM-0.22m
4:05AM-0.24m
4:32PM-0.34m
4:58AM-0.46m
5:20PM-0.40m
5:50AM-0.60m
6:07PM-0.37m
Wave
height (m) 
direction
period (s) 
1
SE
6
1.3
N
5
1.6
NW
5
1.3
SSE
7
1
W
5
0.7
SSE
6
0.6
SSE
5
0.5
ESE
6
0.4
SE
10
0.3
SE
10
0.4
SE
10
0.2
SSE
9
0.2
SSE
9
0.2
SSE
8
0.2
SSE
8
1.1
E
4
1.7
ESE
6
3.5
ESE
8
2.4
SE
10
1.8
SE
6
1.6
SE
7
1.6
NE
5
1.3
NNE
5
0.9
NNE
4
0.5
SE
5
0.4
SE
10
0.1
SE
9
0.1
SE
9
0.2
SSE
4
0.5
SW
3
0.4
W
3
0.3
NNW
2
0.2
S
6
0.1
S
8
0.2
S
4
0.1
SE
12
mod rain
heavy rain
light snow
cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
cloud
cloud
light snow
light snow
light rain
heavy snow
light snow
light snow
light snow
part cloud
cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
mod rain
heavy rain
light snow
cloudy
clear
clear
some clouds
clear
clear
clear
clear
clear
cloudy
cloudy
light snow
light snow
light rain
heavy snow
light snow
light snow
light snow
some clouds
cloudy
some clouds
clear
some clouds
clear
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
clear
 km/h
35
NNW
45
NNW
55
WNW
40
WNW
35
WNW
20
WNW
25
WNW
20
NW
15
NW
15
NNW
10
WSW
10
N
5
NE
15
SW
15
E
40
E
45
E
70
E
45
NE
40
NNE
40
NNE
45
NNE
40
NNE
30
N
20
NNW
15
NW
10
NNW
10
WSW
15
SW
25
WSW
20
NNW
15
NNW
10
NE
5
ESE
15
WSW
10
NW
 mm 
10
14
19
4
1.0
12
3
max°C
5
4
2
3
5
4
3
7
5
4
8
6
5
5
4
2
3
3
3
1
2
2
4
3
4
7
8
7
10
14
13
12
10
3
4
4
Moonrise
11:54
1:03
2:06
3:01
3:45
4:20
4:49
5:13
5:35
5:56
6:19
Moonset
7:58
8:30
9:13
10:07
11:14
12:30
1:52
3:14
4:36
5:58
7:20
8:43
Sunrise
6:18
6:16
6:15
6:13
6:11
6:09
6:07
6:05
6:03
6:01
6:00
5:58
Sunset
6:57
6:58
6:59
7:00
7:01
7:02
7:04
7:05
7:07
7:07
7:08
7:09
Today's sea temperature in Southwest Harbor is 3.7 °C (Statistics for 29 Mar 1981-2005 – mean: 3.5 max: 5.2 min: 2.1°C)
Nearest