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 06:18 AM and sunset is at 06:37 PM.

Days 1–3 Weather Summary

Moderate rain (total 10mm), heaviest on Sun night. Cool air temperatures (max 17°C on Mon afternoon, min 7°C on Tue morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 19°C on Fri afternoon, min 8°C on Wed morning). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Sat afternoon. Very mild (max 16°C on Sat afternoon, min 7°C on Sun night). Wind will be generally light.

Days 10–12 Weather Summary

Some drizzle, heaviest during Thu morning. Very mild (max 17°C on Wed afternoon, min 8°C on Thu night). Wind will be generally light.

Days 13–16 Weather Summary

Mostly dry. Very mild (max 14°C on Sun afternoon, min 7°C on Sat night). Wind will be generally light.

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
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
PM
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
6:44AM2.51m
6:59PM2.81m
7:42AM2.55m
7:56PM2.87m
8:34AM2.65m
8:47PM2.96m
9:20AM2.79m
9:33PM3.07m
10:02AM2.95m
10:15PM3.18m
10:39AM3.12m
10:55PM3.27m
11:16AM3.27m
11:35PM3.33m
11:53AM3.41m
00:16AM3.35m
12:32PM3.51m
00:58AM3.33m
1:13PM3.55m
1:44AM3.26m
1:58PM3.54m
2:33AM3.15m
2:48PM3.48m
3:28AM3.02m
3:44PM3.37m
4:30AM2.90m
4:49PM3.27m
5:39AM2.83m
5:59PM3.20m
Low Tide
12:41PM0.78m
1:26AM0.52m
1:39PM0.73m
2:19AM0.45m
2:32PM0.61m
3:06AM0.33m
3:19PM0.47m
3:48AM0.21m
4:03PM0.31m
4:27AM0.11m
4:44PM0.15m
5:05AM0.03m
5:24PM0.01m
5:41AM-0.02m
6:04PM-0.11m
6:20AM-0.03m
6:46PM-0.19m
7:00AM0.01m
7:31PM-0.21m
7:44AM0.08m
8:20PM-0.17m
8:33AM0.19m
9:14PM-0.09m
9:27AM0.30m
10:15PM0.02m
10:30AM0.40m
11:21PM0.11m
11:40AM0.45m
Wave
Height (m)
Direction
Period (s)
0.4
S
3
0.3
S
3
0.1
NE
2
0.5
NNW
3
0.4
NNW
3
0.3
NE
3
0.4
NE
4
0.2
NNE
3
0.2
ENE
3
0.3
ENE
3
0.3
SE
3
0.1
NE
2
0.2
NNE
3
0.2
SSE
2
0.3
NE
2
0.4
NE
3
0.3
E
3
0.4
NE
3
0.4
NE
3
0.3
N
3
0.7
NE
4
0.6
ENE
4
0.7
E
4
0.7
E
4
0.6
E
4
0.4
ENE
3
0.5
NE
4
0.4
NE
3
0.3
NNE
3
0.2
N
2
0.1
S
3
0.2
S
3
0.2
S
2
0.3
S
3
0.3
SW
2
0.6
NNW
3
0.5
NW
3
0.8
WNW
4
0.6
WNW
4
0.6
WNW
4
0.7
WNW
4
0.6
NNW
3
0.4
NNW
3
0.1
S
3
0.1
W
2
0.4
SSW
3
0.8
S
4
cloud
light rain
rain showers
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
light rain
cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
cloud
cloud
cloud
part cloud
part cloud
part cloud
light rain
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
cloudy
light rain
rain shwrs
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
light rain
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
light rain
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
light rain
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
some clouds
clear
clear
some clouds
some clouds
clear
km/h
20
S
10
SSE
10
N
25
NNW
20
N
10
NNE
15
NNE
10
NNE
10
NE
15
ENE
10
SE
10
NNE
10
NNE
5
SSE
10
NNE
15
NE
10
ENE
10
NE
10
N
5
NE
25
NE
25
ENE
20
ENE
20
ENE
15
NE
10
NE
15
NNE
15
NNE
10
N
5
NNW
5
NW
10
SSW
5
SSE
10
SSW
15
NW
20
NNW
20
NW
25
WNW
20
WNW
25
WNW
25
NW
20
NW
15
NNW
5
WSW
0
WSW
20
S
25
S
 mm
2
8
1
3
1
max °C
14
13
11
14
17
12
10
15
13
12
15
13
13
17
15
16
19
17
14
16
16
11
14
12
11
14
12
12
13
13
15
17
15
15
15
12
12
11
8
9
10
8
10
14
12
13
13
Moonrise
3:53
4:24
4:50
5:12
5:32
5:51
6:10
6:31
6:56
7:27
8:06
8:58
10:02
11:15
12:34
Moonset
12:33
1:40
2:48
3:57
5:07
6:18
7:31
8:47
10:06
11:26
12:41
1:47
2:40
3:21
3:53
Sunrise
6:18
6:20
6:20
6:22
6:24
6:24
6:26
6:26
6:28
6:28
6:31
6:31
6:33
6:33
6:35
6:37
Sunset
6:37
6:35
6:32
6:30
6:29
6:27
6:25
6:23
6:22
6:20
6:17
6:15
6:14
6:13
6:10
6:08
Today's sea temperature in Castine, Penobscot Bay is
15.4°C
(Statistics for 20 Sep 1981-2005 – mean: 13.3 max: 14.6 min: 11.5°C)
Issued (local time): 7 am Sunday 20 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest