Brant Rock, Green Harbor River Sea Conditions and Tide Table

Brant Rock, Green Harbor 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 — and sunset is at 04:09 PM.

Days 1–4 Weather Summary

Mostly dry. Icy conditions (max 5°C on Sat afternoon, min -6°C on Mon morning). Winds increasing (light winds from the NW on Sun morning, strong winds from the NW by Sun night).

Days 5–7 Weather Summary

Light rain (total 3mm), mostly falling on Wed night. Icy conditions (max 9°C on Wed afternoon, min -1°C on Tue afternoon). Winds decreasing (strong winds from the SSW on Wed morning, light winds from the WNW by Thu afternoon).

Days 8–10 Weather Summary

Drizzle on Sat morning followed by colder weather and a moderate fall of snow, heaviest on Sat night. Freeze-thaw conditions (max 3°C on Fri afternoon, min -8°C on Sun night). Winds decreasing (near gales from the N on Sat night, light winds from the NW by Mon morning).

Days 11–13 Weather Summary

Mostly dry. Freeze-thaw conditions (max 4°C on Thu afternoon, min -9°C on Mon night). Winds decreasing (fresh winds from the NNW on Mon night, calm by Thu morning).

Sat
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thu
18
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
High Tide
00:26AM2.91m
12:39PM3.49m
1:19AM2.88m
1:33PM3.38m
2:14AM2.84m
2:29PM3.22m
3:11AM2.79m
3:27PM3.04m
4:08AM2.76m
4:27PM2.86m
5:07AM2.74m
5:28PM2.69m
6:04AM2.74m
6:30PM2.57m
7:00AM2.75m
7:30PM2.49m
7:51AM2.76m
8:25PM2.44m
8:38AM2.76m
9:15PM2.42m
9:21AM2.77m
9:59PM2.40m
10:02AM2.78m
Low Tide
6:12PM-0.48m
6:21AM-0.03m
7:05PM-0.42m
7:15AM0.02m
7:58PM-0.31m
8:11AM0.09m
8:53PM-0.18m
9:10AM0.18m
9:48PM-0.04m
10:10AM0.26m
10:44PM0.09m
11:12AM0.31m
11:39PM0.22m
12:14PM0.33m
00:34AM0.32m
1:14PM0.32m
1:26AM0.41m
2:09PM0.29m
2:16AM0.47m
2:58PM0.25m
3:01AM0.51m
3:43PM0.23m
3:44AM0.53m
Wave
height (m) 
direction
period (s) 
0.3
SSE
2
0.6
NW
3
0.5
N
4
0.3
E
9
0.5
W
3
2.1
NNW
6
1.3
N
6
0.9
NNE
6
0.4
NNE
4
0.5
S
3
0.9
SSW
4
0.7
SSW
3
1.2
SSW
5
0.8
SW
4
0.8
NW
4
0.4
NNW
4
0.2
N
3
0.1
NW
2
0.4
N
3
0.5
NE
3
0.9
ENE
4
1.1
ENE
5
2.3
ENE
6
3
NNE
8
2
NE
9
1.2
ENE
9
0.5
ENE
9
0.4
ENE
8
1.3
N
5
1.2
N
6
0.8
NNW
5
0.4
NNW
4
0.5
SW
3
0.6
SW
3
0.4
WSW
3
0.1
E
10
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
clear
cloud
light rain
cloud
cloud
rain showers
clear
cloud
part cloud
clear
cloud
light snow
light snow
cloud
heavy snow
light snow
clear
part cloud
cloud
part cloud
clear
clear
clear
part cloud
clear
cloud
cloud
cloud
some clouds
some clouds
some clouds
some clouds
clear
some clouds
clear
some clouds
clear
cloudy
light rain
cloudy
cloudy
rain shwrs
clear
cloudy
some clouds
clear
cloudy
light snow
light snow
cloudy
heavy snow
light snow
clear
some clouds
cloudy
some clouds
clear
clear
clear
some clouds
clear
cloudy
cloudy
cloudy
 km/h
10
SW
20
WNW
15
NW
10
S
25
WSW
40
NNW
25
NNW
20
NNW
15
SW
25
SW
30
SW
30
SSW
40
SW
30
WSW
25
WNW
15
WNW
15
W
15
NNW
15
N
15
ENE
25
E
30
ENE
45
NE
45
NW
35
WNW
25
W
15
WNW
15
NNW
30
NW
30
NW
25
WNW
15
WSW
25
SW
25
WSW
20
WSW
5
SSE
 mm 
1
2
1
max°C
5
1
3
3
1
-5
-4
-5
-1
1
5
8
9
7
3
3
0
2
3
3
3
2
2
-2
-4
-7
-4
-3
-4
-5
-5
-2
2
1
1
2
Moonrise
5:48
7:06
8:23
9:36
10:45
11:50
12:53
1:56
2:59
4:02
5:06
6:08
Moonset
9:57
10:36
11:05
11:29
11:50
12:09
12:27
12:47
1:09
1:35
2:06
2:45
Sunrise
6:56
6:58
6:58
6:58
7:00
7:01
7:01
7:03
7:03
7:03
7:05
7:05
Sunset
4:09
4:09
4:09
4:09
4:09
4:09
4:10
4:10
4:10
4:10
4:10
4:12
Today's sea temperature in Brant Rock, Green Harbor River is
8.8° C
(Statistics for 06 Dec 1981-2005 – mean: 8.8 max: 10.8 min: 7.1°C)
Issued (local time): 6 pm Saturday 06 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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