Belfast, Penobscot River Sea Conditions and Tide Table

Belfast, Penobscot River 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 06:39 AM and sunset is at 06:46 PM.

Days 1–3 Weather Summary

Heavy rain (total 22mm), heaviest during Fri morning. Icy conditions (max 10°C on Sat afternoon, min -4°C on Sat night). Winds increasing (light winds from the SE on Thu night, fresh winds from the NW by Fri afternoon).

Days 4–6 Weather Summary

A dusting of new snow. Icy conditions (max 8°C on Tue afternoon, min -4°C on Sun morning). Wind will be generally light.

Days 7–9 Weather Summary

A light covering of new snow, mostly falling on Thu afternoon. Freeze-thaw conditions (max 5°C on Wed afternoon, min -7°C on Fri night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 3°C on Sun afternoon, min -7°C on Sat morning). Wind will be generally light.

Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
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
Wave Height Map
High Tide
3:52PM2.67m
3:59AM2.96m
4:42PM2.56m
4:50AM2.90m
5:39PM2.50m
5:49AM2.89m
6:42PM2.51m
6:52AM2.95m
7:44PM2.63m
7:55AM3.08m
8:40PM2.83m
8:53AM3.26m
9:30PM3.08m
9:47AM3.44m
10:17PM3.36m
10:38AM3.60m
11:03PM3.61m
11:27AM3.69m
11:48PM3.81m
12:17PM3.71m
00:34AM3.91m
1:07PM3.64m
1:22AM3.92m
Low Tide
9:38AM0.32m
9:46PM0.60m
10:27AM0.41m
10:34PM0.68m
11:22AM0.47m
11:31PM0.72m
12:24PM0.47m
00:33AM0.69m
1:27PM0.39m
1:38AM0.56m
2:25PM0.23m
2:38AM0.36m
3:17PM0.05m
3:33AM0.10m
4:05PM-0.14m
4:24AM-0.16m
4:51PM-0.29m
5:14AM-0.39m
5:36PM-0.37m
6:03AM-0.55m
6:22PM-0.38m
6:53AM-0.61m
7:09PM-0.31m
Wave
height (m) 
direction
period (s) 
0.2
SSE
11
0.4
SE
11
0.1
SE
11
0.3
SE
10
0.6
NW
3
0.4
NW
3
0.2
SSW
2
0.4
SSW
3
0.5
NW
3
0.4
NW
3
0.3
NW
3
0.1
S
9
0.8
S
4
0.4
S
7
0.4
S
8
0.3
S
8
0.4
S
9
0.3
S
9
0.3
S
9
0.3
S
8
0.2
S
8
0.3
S
8
0.3
SSE
6
0.4
SSE
8
0.4
SSE
8
0.5
W
3
0.5
W
3
0.5
WNW
3
0.5
W
3
0.1
NW
2
0.1
N
2
0.1
N
2
0.2
S
12
0.2
S
10
0.2
S
10
0.2
S
9
cloud
cloud
cloud
heavy rain
mod rain
rain showers
clear
part cloud
clear
clear
clear
part cloud
light snow
light snow
cloud
clear
cloud
part cloud
part cloud
part cloud
clear
cloud
mod snow
part cloud
part cloud
cloud
part cloud
clear
part cloud
part cloud
clear
cloud
cloud
cloud
part cloud
part cloud
cloudy
cloudy
cloudy
heavy rain
mod rain
rain shwrs
clear
some clouds
clear
clear
clear
some clouds
light snow
light snow
cloudy
clear
cloudy
some clouds
some clouds
some clouds
clear
cloudy
mod snow
some clouds
some clouds
cloudy
some clouds
clear
some clouds
some clouds
clear
cloudy
cloudy
cloudy
some clouds
some clouds
 km/h
10
SSE
15
SSE
5
SE
25
NNW
30
NW
25
NW
15
S
15
SSW
25
NW
25
NW
20
NW
5
E
25
S
10
ESE
5
SW
10
W
5
SSE
15
NW
20
WNW
20
WNW
10
WSW
15
SSE
10
NW
15
WNW
20
WNW
25
WNW
25
WNW
25
NW
25
WNW
10
W
15
NNW
10
NNW
10
N
5
ESE
10
SSE
0
SSW
 mm 
12
9
1.0
max°C
3
5
4
5
4
4
7
10
6
-1
3
1
3
1
2
7
8
4
4
5
2
2
1
2
0
0
-3
-2
2
-2
-1
3
1
0
1
0
Moonrise
12:42
1:46
2:44
3:34
4:16
4:49
5:16
5:39
6:00
6:21
6:43
7:09
Moonset
9:07
9:48
10:41
11:45
12:56
2:14
3:33
4:53
6:14
7:37
9:01
10:27
Sunrise
6:39
6:37
6:35
6:33
6:31
6:30
6:28
6:26
6:24
6:22
6:20
6:18
Sunset
6:46
6:49
6:50
6:51
6:52
6:53
6:54
6:55
6:57
6:59
7:00
7:00
Today's sea temperature in Belfast, Penobscot River is 2.6 °C (Statistics for 20 Mar 1981-2005 – mean: 3.1 max: 4.4 min: 2.1°C)
Issued (local time): 7 am Thursday 20 Mar 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest