East Chop, Martha's Vineyard Sea Conditions and Tide Table

East Chop, Martha's Vineyard 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 04:14 PM.

Days 1–4 Weather Summary

Moderate rain (total 11mm), heaviest on Fri morning. Icy conditions (max 13°C on Fri morning, min -1°C on Fri night). Winds decreasing (gales from the S on Fri morning, light winds from the SW by Sat afternoon).

Days 5–7 Weather Summary

Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Tue afternoon. Icy conditions (max 5°C on Sun afternoon, min -4°C on Sun night). Winds decreasing (strong winds from the NW on Sun night, light winds from the W by Mon night).

Days 8–10 Weather Summary

Moderate rain (total 16mm), heaviest on Fri morning. Very mild (max 10°C on Fri morning, min 1°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the WSW by Fri morning).

Days 11–13 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 4°C on Sat afternoon, min -1°C on Sat night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
10:57PM0.44m
11:00AM0.52m
11:39PM0.44m
11:39AM0.52m
00:19AM0.44m
12:18PM0.51m
00:59AM0.44m
12:57PM0.51m
1:39AM0.44m
1:37PM0.50m
2:19AM0.44m
2:18PM0.49m
3:01AM0.45m
3:04PM0.48m
3:45AM0.45m
3:53PM0.47m
4:32AM0.47m
4:49PM0.46m
5:22AM0.49m
5:48PM0.46m
6:15AM0.51m
6:49PM0.46m
7:10AM0.54m
Low Tide
4:08PM-0.00m
4:08AM0.05m
4:48PM-0.01m
4:50AM0.04m
5:28PM-0.02m
5:32AM0.04m
6:08PM-0.03m
6:14AM0.03m
6:49PM-0.03m
6:57AM0.03m
7:31PM-0.04m
7:42AM0.02m
8:14PM-0.04m
8:29AM0.02m
8:59PM-0.03m
9:19AM0.02m
9:47PM-0.03m
10:13AM0.01m
10:37PM-0.03m
11:10AM-0.01m
11:31PM-0.02m
12:09PM-0.03m
00:26AM-0.02m
Wave
height (m) 
direction
period (s) 
0.3
SSW
8
0.9
SSE
4
1.5
SSE
5
1.4
S
10
1.4
S
11
0.9
SSE
11
0.4
SSE
10
0.7
SSW
3
1
SW
4
0.9
WSW
4
0.8
WNW
4
0.8
WNW
4
0.6
NW
3
0.3
WNW
3
0.4
SW
3
0.5
SW
3
0.4
WNW
3
0.4
WNW
3
0.3
NW
2
0.1
E
11
0.4
SW
3
0.4
SSW
3
0.4
SSW
6
0.7
SSW
3
0.6
S
9
0.3
SSW
9
0.3
SSW
8
0.4
NNW
3
0.5
NE
4
0.3
ENE
4
0.2
ENE
4
0.2
ENE
7
0.3
SSE
2
0.2
SSE
3
0.3
NNW
3
0.2
ESE
11
clear
rain showers
mod rain
light rain
rain showers
clear
part cloud
part cloud
clear
part cloud
clear
clear
clear
part cloud
cloud
light snow
clear
clear
clear
part cloud
cloud
light rain
light rain
mod rain
cloud
rain showers
clear
part cloud
clear
clear
clear
part cloud
light snow
snow showers
clear
clear
clear
rain shwrs
mod rain
light rain
rain shwrs
clear
some clouds
some clouds
clear
some clouds
clear
clear
clear
some clouds
cloudy
light snow
clear
clear
clear
some clouds
cloudy
light rain
light rain
mod rain
cloudy
rain shwrs
clear
some clouds
clear
clear
clear
some clouds
light snow
snow shwrs
clear
clear
 km/h
20
SSE
35
SSE
55
SSE
25
W
55
W
30
WNW
15
SW
35
SSW
40
WSW
35
WNW
40
WNW
40
NW
30
NW
20
W
25
WSW
25
WSW
20
WNW
25
NW
20
NNW
5
WSW
25
SW
25
SW
20
WSW
30
SW
20
NNW
5
NNE
20
NNW
25
N
25
N
15
N
10
NNE
10
SSE
20
S
20
NNW
20
NNW
10
NW
 mm 
1
6
3
1
2
3
3
8
2
max°C
9
12
13
9
3
1
2
8
6
5
-1
-2
-1
2
5
3
1
4
4
4
7
7
9
10
7
6
6
4
1
1
0
1
3
1
-1
0
Moonrise
7:03
7:55
8:39
9:16
9:46
10:12
10:35
10:56
11:18
11:40
12:07
12:39
Moonset
3:34
4:30
5:32
6:38
7:45
8:53
10:00
11:09
12:19
1:33
2:50
Sunrise
7:03
7:03
7:05
7:05
7:05
7:05
7:05
7:07
7:07
7:07
7:07
7:07
Sunset
4:14
4:14
4:15
4:15
4:15
4:15
4:16
4:16
4:17
4:19
4:19
4:20
Today's sea temperature in East Chop, Martha's Vineyard is
5.8° C
(Statistics for 18 Dec 1981-2005 – mean: 8.5 max: 11.1 min: 6.7°C)
Issued (local time): 6 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest