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 05:31 AM and sunset is at 07:35 PM.

Days 1–3 Weather Summary

Heavy rain (total 80mm), heaviest during Thu night. Cool air temperatures (max 11°C on Tue afternoon, min 5°C on Tue morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 9°C on Sat morning, min 2°C on Sat night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 13mm), heaviest on Wed morning. Very mild (max 10°C on Tue morning, min 5°C on Mon night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 7mm), mostly falling on Thu afternoon. Very mild (max 13°C on Fri morning, min 6°C on Fri night). Wind will be generally light.

Tuesday
28
Wednesday
29
Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Monday
11
Tuesday
12
Wed
13
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
High Tide
9:33AM3.12m
9:56PM3.24m
10:23AM3.13m
10:39PM3.30m
11:07AM3.12m
11:18PM3.33m
11:49AM3.08m
11:55PM3.32m
12:28PM3.03m
00:31AM3.28m
1:06PM2.97m
1:07AM3.22m
1:43PM2.89m
1:45AM3.15m
2:22PM2.82m
2:24AM3.07m
3:03PM2.75m
3:06AM2.99m
3:47PM2.69m
3:52AM2.92m
4:34PM2.67m
4:43AM2.87m
5:25PM2.69m
5:37AM2.85m
6:18PM2.76m
6:34AM2.87m
7:10PM2.90m
7:31AM2.93m
Low Tide
3:41PM0.12m
4:10AM0.02m
4:26PM0.15m
4:55AM-0.05m
5:07PM0.20m
5:37AM-0.07m
5:46PM0.27m
6:16AM-0.05m
6:23PM0.35m
6:53AM0.01m
6:59PM0.43m
7:30AM0.08m
7:36PM0.51m
8:08AM0.17m
8:15PM0.59m
8:48AM0.26m
8:56PM0.65m
9:31AM0.33m
9:41PM0.70m
10:17AM0.38m
10:31PM0.72m
11:07AM0.40m
11:25PM0.69m
11:58AM0.39m
00:22AM0.60m
12:50PM0.34m
1:19AM0.45m
1:42PM0.27m
Wave
height (m) 
direction
period (s) 
0.2
SSE
2
0.3
SE
3
0.3
E
2
0.4
ESE
2
0.4
SE
3
0.7
SE
4
0.7
SE
4
0.7
SE
4
0.4
SE
3
0.5
NW
3
0.3
NW
4
0.4
WSW
4
0.4
SW
3
0.6
S
4
0.2
S
3
0.1
NE
2
0.3
S
3
0.2
S
3
0.6
S
4
0.6
S
4
0.4
SW
2
0.3
W
3
0.7
S
4
0.7
S
4
0.7
S
4
0.4
S
3
0.4
SSE
3
0.9
S
4
0.6
S
4
0.4
SSW
4
0.3
SW
3
0.3
SSW
3
0.4
SW
3
0.3
SSW
2
0.5
S
3
0.3
S
3
0.5
S
3
1.3
S
5
0.6
SSW
4
0.7
W
4
0.6
W
4
0.5
W
4
0.3
W
3
0.3
SW
3
0.1
NW
2
0.2
N
2
0.3
SSE
3
clear
clear
rain showers
light rain
light rain
mod rain
heavy rain
heavy rain
heavy rain
cloud
cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
rain showers
part cloud
part cloud
rain showers
mod rain
part cloud
light rain
cloud
light rain
rain showers
part cloud
cloud
part cloud
cloud
rain showers
part cloud
clear
part cloud
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
rain shwrs
light rain
light rain
mod rain
heavy rain
heavy rain
heavy rain
cloudy
cloudy
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
rain shwrs
some clouds
some clouds
rain shwrs
mod rain
some clouds
light rain
cloudy
light rain
rain shwrs
some clouds
cloudy
some clouds
cloudy
rain shwrs
some clouds
clear
some clouds
rain shwrs
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
 km/h
10
ESE
15
SE
5
NE
15
E
10
ESE
20
ESE
25
ESE
20
ESE
10
E
20
NW
10
WNW
15
W
15
SW
20
SSW
10
N
5
SSW
15
SSW
5
WSW
20
S
20
S
15
W
10
W
20
S
20
S
15
S
10
SSE
15
SE
20
SSW
10
SSW
5
SW
5
WNW
10
WNW
10
WNW
10
SW
10
SW
5
WNW
25
S
35
S
10
WSW
25
WNW
25
WNW
15
WNW
20
NW
10
WNW
5
NNW
5
E
15
SE
 mm 
1
5
3
10
14
19
28
1
3
7
2
4
2
1
3
max°C
10
11
8
5
5
6
6
6
7
7
8
7
9
9
7
9
9
7
8
8
6
10
10
7
7
10
9
10
10
8
13
13
10
10
10
9
9
10
9
9
12
9
11
16
13
14
13
Moonrise
4:45
5:52
6:58
8:06
9:12
10:15
11:13
12:03
12:44
1:18
1:45
2:08
2:29
2:48
3:07
Moonset
3:58
4:15
4:34
4:56
5:21
5:52
6:30
7:17
8:13
9:15
10:21
11:29
12:38
1:48
3:00
4:15
Sunrise
5:31
5:28
5:28
5:26
5:24
5:22
5:22
5:20
5:18
5:18
5:16
5:15
5:13
5:13
5:11
5:09
Sunset
7:35
7:36
7:37
7:37
7:39
7:40
7:42
7:43
7:44
7:45
7:46
7:47
7:49
7:50
7:51
7:52
Today's sea temperature in Castine, Penobscot Bay is
7.0° C
(Statistics for 28 Apr 1981-2005 – mean: 5.8 max: 7.2 min: 3.9°C)
Issued (local time): 7 am Tuesday 28 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest