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 — and sunset is at 08:17 PM.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 18°C on Wed night, min 14°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 8mm), mostly falling on Tue morning. Warm air temperatures (max 22°C on Tue afternoon, min 16°C on Sat night). Wind will be generally light.

Days 8–10 Weather Summary

Moderate rain (total 13mm), heaviest on Fri morning. Warm (max 24°C on Wed afternoon, min 19°C on Thu night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 7mm), mostly falling on Fri night. Warm (max 25°C on Sun afternoon, min 19°C on Fri night). Wind will be generally light.

Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Mon
21
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
AM
PM
Wave Height Map
High Tide
10:48PM2.93m
11:31AM2.53m
11:27PM3.00m
12:09PM2.59m
00:07AM3.06m
12:47PM2.67m
00:47AM3.10m
1:26PM2.75m
1:29AM3.11m
2:07PM2.84m
2:15AM3.08m
2:50PM2.92m
3:03AM3.01m
3:37PM3.00m
3:56AM2.92m
4:27PM3.05m
4:54AM2.81m
5:22PM3.09m
5:57AM2.71m
6:21PM3.12m
7:05AM2.64m
7:24PM3.15m
8:13AM2.63m
Low Tide
5:18AM0.13m
5:13PM0.45m
5:56AM0.06m
5:53PM0.38m
6:33AM-0.00m
6:34PM0.31m
7:11AM-0.05m
7:17PM0.25m
7:51AM-0.08m
8:04PM0.19m
8:33AM-0.09m
8:53PM0.14m
9:19AM-0.05m
9:46PM0.11m
10:08AM0.02m
10:44PM0.09m
11:01AM0.10m
11:47PM0.07m
11:59AM0.19m
00:52AM0.04m
1:02PM0.25m
1:59AM-0.02m
2:06PM0.26m
Wave
height (m) 
direction
period (s) 
0.7
S
7.0
0.6
S
7.0
0.6
S
7.0
0.6
S
7.0
0.7
S
7.0
0.6
S
7.0
0.6
S
7.0
0.6
S
8.0
0.6
S
8.0
0.6
S
7.0
0.6
S
7.0
0.6
S
7.0
0.8
S
5.0
0.7
S
5.0
0.7
S
4.0
0.7
S
4.0
0.5
S
4.0
0.4
SSE
4.0
0.4
SSE
6.0
0.3
SSE
5.0
0.4
SSE
6.0
0.5
S
6.0
0.7
S
4.0
0.8
S
4.0
0.8
S
5.0
0.8
S
5.0
0.7
S
5.0
0.5
SSE
5.0
0.5
SSE
5.0
0.5
S
7.0
0.4
SSW
6.0
0.3
S
6.0
0.5
SW
3.0
0.5
SW
3.0
0.4
SE
9.0
0.5
SSW
3.0
cloud
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
rain showers
light rain
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
rain showers
mod rain
light rain
mod rain
light rain
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
cloudy
cloudy
cloudy
cloudy
some clouds
clear
some clouds
some clouds
cloudy
some clouds
some clouds
clear
clear
clear
clear
rain shwrs
light rain
cloudy
cloudy
cloudy
some clouds
clear
some clouds
some clouds
rain shwrs
mod rain
light rain
mod rain
light rain
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
 km/h
0
NNW
5
E
15
E
10
ESE
5
E
15
S
10
SW
10
S
15
SSW
10
SSW
20
S
20
S
25
S
25
S
25
S
15
SSW
5
N
15
SSW
15
WSW
10
S
20
SSW
15
SSW
20
S
25
SSE
25
S
15
SSE
10
SE
10
NNE
20
N
10
S
20
NNW
5
W
25
SW
20
SW
15
SW
15
SSW
 mm 
3
5
4
8
1
6
1
max°C
18
15
15
15
15
17
16
16
16
17
17
17
18
19
20
20
21
22
21
23
24
24
22
21
20
20
20
20
20
22
23
23
25
25
22
24
Moonrise
8:01
8:45
9:20
9:48
10:11
10:32
10:52
11:12
11:34
12:00
12:33
1:15
Moonset
3:13
4:13
5:22
6:34
7:49
9:03
10:16
11:30
12:46
2:04
3:25
4:45
5:59
Sunrise
5:01
5:01
5:01
5:03
5:03
5:05
5:05
5:05
5:07
5:07
5:09
5:09
Sunset
8:17
8:17
8:16
8:16
8:15
8:15
8:15
8:14
8:13
8:13
8:12
8:10
8:09
Today's sea temperature in Head Harbor, Isle au Haut, Penobscot Bay is 11.1 °C (Statistics for 09 Jul 1981-2005 – mean: 14.6 max: 15.9 min: 13.2°C)
Issued (local time): 7 pm Wednesday 09 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest