Castine, Penobscot Bay Sea Conditions and Tide Table

Castine, 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 08:14 PM.

Days 1–4 Weather Summary

Light rain (total 9mm), mostly falling on Sat night. Warm air temperatures (max 25°C on Sun afternoon, min 14°C on Sun night). Winds decreasing (fresh winds from the SSW on Sat night, light winds from the SSE by Mon night).

Days 5–7 Weather Summary

Light rain (total 9mm), mostly falling on Tue night. Warm air temperatures (max 24°C on Fri afternoon, min 14°C on Wed night). Wind will be generally light.

Days 8–10 Weather Summary

Some drizzle, heaviest during Mon afternoon. Warm (max 24°C on Sat afternoon, min 16°C on Sun night). Wind will be generally light.

Days 11–13 Weather Summary

Heavy rain (total 49mm), heaviest during Wed night. Warm (max 24°C on Tue afternoon, min 15°C on Tue night). Wind will be generally light.

Days 14–17 Weather Summary

Light rain (total 3mm), mostly falling on Sat morning. Warm (max 24°C on Fri morning, min 13°C on Sun night). Wind will be generally light.

Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sunday
2
Mon
3
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
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
3:17AM3.38m
3:50PM3.29m
4:12AM3.18m
4:42PM3.22m
5:08AM2.98m
5:35PM3.14m
6:06AM2.81m
6:29PM3.06m
7:06AM2.69m
7:24PM3.02m
8:04AM2.64m
8:17PM3.01m
8:59AM2.64m
9:08PM3.04m
9:49AM2.68m
9:56PM3.09m
10:34AM2.73m
10:39PM3.15m
11:15AM2.80m
11:19PM3.21m
11:53AM2.87m
11:57PM3.26m
12:29PM2.94m
00:33AM3.28m
1:04PM3.01m
1:10AM3.28m
1:39PM3.09m
Low Tide
9:06PM0.07m
9:33AM-0.06m
10:01PM0.16m
10:23AM0.12m
10:57PM0.24m
11:15AM0.31m
11:55PM0.32m
12:09PM0.47m
00:53AM0.37m
1:04PM0.59m
1:51AM0.38m
1:59PM0.65m
2:45AM0.36m
2:52PM0.65m
3:35AM0.31m
3:41PM0.62m
4:21AM0.25m
4:26PM0.56m
5:03AM0.19m
5:07PM0.50m
5:42AM0.14m
5:46PM0.45m
6:18AM0.09m
6:23PM0.40m
6:52AM0.06m
7:00PM0.35m
7:27AM0.05m
7:39PM0.30m
Wave
Height (m)
Direction
Period (s)
1.1
SSW
5
0.6
W
4
0.4
WNW
3
0.3
WSW
2
0.2
W
3
0.5
S
4
0.4
SSW
3
0.5
S
4
0.7
S
4
0.6
SE
4
0.8
S
4
0.9
S
4
0.6
S
4
0.5
SW
4
0.8
S
4
0.4
SW
3
0.3
S
3
0.5
S
4
0.3
SSW
3
0.2
S
3
0.3
S
3
0.2
ENE
2
0.2
SSE
2
0.3
SSE
3
0.2
S
2
0.6
S
3
0.6
S
4
0.3
S
3
0.2
S
3
0.4
S
3
0.2
S
3
0.1
SE
2
0.2
SSE
3
0.5
S
3
0.6
NW
2
0.7
W
4
0.4
SSW
3
0.3
SSW
3
0.5
S
4
0.3
S
2
0.4
S
4
0.5
S
4
0.2
WNW
2
0.2
W
2
0.3
SW
3
0.2
SSW
3
0.3
S
3
rain showers
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
light rain
light rain
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
light rain
rain showers
clear
part cloud
part cloud
part cloud
light rain
heavy rain
heavy rain
rain showers
part cloud
clear
clear
clear
light rain
thunderstorm
thunderstorm
part cloud
part cloud
clear
part cloud
rain shwrs
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
light rain
light rain
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
clear
some clouds
clear
clear
some clouds
some clouds
some clouds
light rain
rain shwrs
clear
some clouds
some clouds
some clouds
light rain
heavy rain
heavy rain
rain shwrs
some clouds
clear
clear
clear
light rain
risk tstorm
risk tstorm
some clouds
some clouds
clear
some clouds
km/h
20
SW
25
NW
20
WNW
15
WNW
15
NW
15
SSW
10
SSW
20
S
25
SSE
20
ESE
25
SSW
20
S
10
WNW
10
WNW
20
S
10
NNW
5
SSW
15
S
5
WSW
5
N
5
SSW
5
NNE
10
S
15
S
10
S
20
S
15
S
5
SSW
10
N
15
SSW
5
SSE
10
SE
10
SE
15
ESE
15
NW
25
NW
10
W
10
SW
15
S
10
S
10
S
15
S
10
WNW
15
WNW
10
WSW
5
W
15
SSW
 mm
9
5
4
1
1
1
27
17
3
1
1
1
max °C
19
21
25
21
21
23
19
20
20
17
19
21
19
20
22
19
23
24
20
23
24
21
21
22
18
19
19
16
23
24
17
20
22
18
18
19
18
24
24
20
20
22
17
22
22
19
19
Moonrise
11:21
12:30
1:37
2:45
3:51
4:54
5:51
6:40
7:21
7:54
8:21
8:43
9:03
9:21
9:40
Moonset
10:31
10:49
11:09
11:31
11:57
12:28
1:07
1:55
2:52
3:54
5:01
6:09
7:18
8:26
9:34
10:44
Sunrise
5:07
5:09
5:09
5:11
5:11
5:13
5:13
5:15
5:16
5:16
5:18
5:18
5:20
5:20
5:22
5:22
Sunset
8:14
8:14
8:13
8:12
8:10
8:09
8:08
8:07
8:07
8:06
8:05
8:04
8:02
8:00
8:00
7:59
Today's sea temperature in Castine, Penobscot Bay is
15.8° C
(Statistics for 18 Jul 1981-2005 – mean: 15.1 max: 16.7 min: 13.7°C)
Issued (local time): 7 pm Saturday 18 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest