Head Harbor, Isle au Haut, Penobscot Bay Sea Conditions and Tide Table

Head Harbor, Isle au Haut, Penobscot Bay 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 07:07 AM and sunset is at 04:00 PM.

Days 1–3 Weather Summary

A light covering of new snow, mostly falling on Tue night. Icy conditions (max 1°C on Wed night, min -11°C on Thu night). Winds increasing (light winds from the N on Wed night, near gales from the NNW by Thu night).

Days 4–6 Weather Summary

Light rain (total 8mm), mostly falling on Mon morning. Icy conditions (max 7°C on Mon morning, min -10°C on Fri night). Mainly strong winds.

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 1°C on Wed night, min -9°C on Thu morning). Winds decreasing (strong winds from the W on Tue afternoon, light winds from the W by Wed morning).

Days 10–12 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 1°C on Sun night, min -17°C on Fri night). Winds decreasing (strong winds from the NNW on Thu night, light winds from the WNW by Sat night).

Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sun
4
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
Wave Height Map
High Tide
1:13PM2.87m
1:53AM2.58m
1:58PM2.83m
2:38AM2.65m
2:48PM2.77m
3:25AM2.73m
3:43PM2.71m
4:17AM2.83m
4:43PM2.66m
5:13AM2.94m
5:46PM2.65m
6:10AM3.07m
6:52PM2.66m
7:09AM3.19m
7:54PM2.69m
8:07AM3.28m
8:55PM2.76m
9:05AM3.38m
9:52PM2.84m
10:01AM3.44m
10:47PM2.90m
10:56AM3.44m
Low Tide
7:02AM0.38m
7:36PM0.06m
7:47AM0.36m
8:19PM0.07m
8:38AM0.32m
9:06PM0.09m
9:33AM0.27m
9:56PM0.11m
10:33AM0.19m
10:51PM0.13m
11:36AM0.08m
11:50PM0.14m
12:40PM-0.05m
00:49AM0.12m
1:42PM-0.20m
1:48AM0.10m
2:41PM-0.30m
2:47AM0.02m
3:38PM-0.41m
3:43AM-0.04m
4:32PM-0.47m
4:39AM-0.08m
5:24PM-0.47m
Wave
height (m) 
direction
period (s) 
2.2
ESE
7
1.6
ESE
7
0.9
ESE
8
1.1
SE
9
1.1
NW
4
1.7
NNW
5
1.2
N
5
0.8
N
4
0.5
NE
4
0.6
ENE
4
0.7
ESE
13
0.7
N
3
0.4
NNW
3
0.3
ESE
12
0.4
SW
2
1.7
S
6
1.9
S
7
1.7
SSW
8
1.7
SSW
10
1.7
SSW
9
1.1
S
11
0.8
W
4
0.8
S
8
1.6
SW
6
0.9
SSW
8
0.6
S
8
1
N
4
1.3
NNW
5
0.9
NW
4
0.9
NNW
4
0.7
NNW
4
0.4
SE
11
0.2
ESE
10
0.5
SW
3
0.8
SSW
4
light snow
part cloud
part cloud
light snow
part cloud
part cloud
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
light rain
mod rain
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light snow
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
light snow
some clouds
some clouds
light snow
some clouds
some clouds
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
light rain
mod rain
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
light snow
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
 km/h
45
ENE
25
NNE
15
W
30
W
50
NNW
60
NNW
40
N
30
N
25
NNE
25
NNE
25
N
25
NNW
25
NW
20
WNW
25
SSW
45
SE
50
W
45
W
45
W
50
W
30
WNW
30
WNW
30
WSW
45
WSW
25
N
20
N
45
NNW
45
NNW
35
NW
35
NNW
30
NNW
15
NW
5
W
25
SW
35
SW
 mm 
1
7
max°C
-1
-3
1
0
0
-7
-9
-8
-9
-7
-6
-6
-3
0
5
7
3
-2
-2
-3
-6
-4
0
1
-8
-8
-10
-15
-14
-16
-15
-12
-5
-2
0
Moonrise
10:09
10:30
10:49
11:09
11:29
11:53
12:23
1:02
1:55
3:01
4:19
5:40
Moonset
8:40
9:50
11:01
12:13
1:30
2:50
4:13
5:33
6:45
7:43
8:26
Sunrise
7:07
7:07
7:07
7:07
7:07
7:07
7:09
7:09
7:09
7:09
7:09
7:09
Sunset
4:00
4:00
4:01
4:01
4:02
4:04
4:05
4:06
4:07
4:07
4:07
4:08
Today's sea temperature in Head Harbor, Isle au Haut, Penobscot Bay is
6.5° C
(Statistics for 24 Dec 1981-2005 – mean: 5.9 max: 6.7 min: 4.7°C)
Issued (local time): 12 am Wednesday 24 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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