Off Lake Tashmoo, Martha's Vineyard Sea Conditions and Tide Table

Off Lake Tashmoo, 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 07:32 PM.

Days 1–4 Weather Summary

Moderate rain (total 12mm), heaviest on Sun morning. Warm air temperatures (max 25°C on Sun afternoon, min 19°C on Fri afternoon). Winds decreasing (fresh winds from the NE on Fri afternoon, light winds from the NE by Sat night).

Days 5–7 Weather Summary

Light rain (total 2mm), mostly falling on Tue afternoon. Warm air temperatures (max 24°C on Thu morning, min 18°C on Tue night). Winds decreasing (fresh winds from the WSW on Tue afternoon, light winds from the WSW by Wed night).

Days 8–10 Weather Summary

Light rain (total 6mm), mostly falling on Fri morning. Warm (max 24°C on Thu afternoon, min 19°C on Fri morning). Wind will be generally light.

Days 11–13 Weather Summary

Heavy rain (total 52mm), heaviest during Tue night. Warm (max 25°C on Mon afternoon, min 19°C on Tue afternoon). Mainly fresh winds.

Days 14–17 Weather Summary

Mostly dry. Warm (max 24°C on Thu afternoon, min 16°C on Fri morning). Wind will be generally light.

Fri
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
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
night
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
4:34PM0.57m
4:55AM0.45m
5:33PM0.58m
5:56AM0.47m
6:29PM0.59m
6:54AM0.51m
7:20PM0.62m
7:44AM0.55m
8:06PM0.66m
8:29AM0.60m
8:49PM0.69m
9:11AM0.65m
9:30PM0.71m
9:52AM0.69m
10:10PM0.72m
10:32AM0.72m
10:50PM0.71m
11:13AM0.74m
11:31PM0.69m
11:56AM0.75m
00:14AM0.66m
12:41PM0.75m
1:00AM0.62m
1:31PM0.73m
1:52AM0.58m
2:27PM0.71m
2:50AM0.55m
3:29PM0.69m
Low Tide
11:09AM0.20m
00:24AM0.19m
12:16PM0.19m
1:18AM0.17m
1:12PM0.17m
2:02AM0.14m
1:59PM0.14m
2:41AM0.10m
2:40PM0.11m
3:16AM0.07m
3:17PM0.08m
3:47AM0.05m
3:52PM0.05m
4:16AM0.03m
4:25PM0.04m
4:43AM0.02m
4:59PM0.03m
5:09AM0.02m
5:34PM0.04m
5:36AM0.02m
6:13PM0.05m
6:07AM0.03m
6:58PM0.08m
6:45AM0.05m
7:56PM0.11m
7:33AM0.08m
9:16PM0.13m
8:43AM0.11m
Wave
Height (m)
Direction
Period (s)
0.8
ENE
4
0.7
ENE
4
0.4
ENE
4
0.2
SSE
5
0.2
E
3
0.2
ESE
3
0.4
S
3
0.4
S
6
0.7
SSW
4
0.5
SSW
4
0.4
SSW
4
0.7
SW
4
0.9
SW
4
0.4
SW
4
0.3
SW
3
0.7
SW
4
0.4
SW
4
0.4
SW
2
0.4
SSW
3
0.3
S
4
0.2
S
5
0.2
S
6
0.3
S
7
0.3
S
7
0.3
S
7
0.2
S
7
0.2
S
7
0.6
SSW
3
0.6
SSW
4
0.4
SSW
5
0.4
SSW
6
0.3
SSW
6
0.5
E
3
0.7
SE
4
0.4
S
5
0.4
ESE
4
0.3
S
8
0.3
SSW
4
0.4
WSW
4
0.3
WSW
3
0.3
ESE
4
0.2
S
7
0.2
S
7
0.4
SW
3
0.3
E
4
0.2
S
8
0.4
S
3
light rain
light rain
cloud
light rain
cloud
rain showers
part cloud
clear
clear
clear
clear
clear
rain showers
thunderstorm
clear
clear
clear
part cloud
clear
cloud
light rain
rain showers
clear
clear
part cloud
clear
clear
clear
rain showers
rain showers
thunderstorm
clear
part cloud
heavy rain
rain showers
light rain
cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
part cloud
light rain
light rain
cloudy
light rain
cloudy
rain shwrs
some clouds
clear
clear
clear
clear
clear
rain shwrs
risk tstorm
clear
clear
clear
some clouds
clear
cloudy
light rain
rain shwrs
clear
clear
some clouds
clear
clear
clear
rain shwrs
rain shwrs
risk tstorm
clear
some clouds
heavy rain
rain shwrs
light rain
cloudy
some clouds
clear
some clouds
some clouds
clear
some clouds
some clouds
clear
clear
some clouds
km/h
30
NE
25
NE
15
N
10
NNW
10
E
15
S
20
SSW
15
SW
25
WSW
25
SW
20
WSW
30
WSW
35
WSW
20
WNW
20
WSW
30
SW
15
W
20
SW
20
SSW
15
S
10
NNE
10
ESE
15
W
5
E
15
SE
10
SSE
15
SSW
25
SW
25
SW
20
SW
15
W
10
NNW
25
ESE
30
SE
5
NNW
20
NE
15
E
25
WSW
20
NNW
15
N
15
NNE
15
N
5
SSE
25
WSW
15
NNE
15
SE
20
SSW
 mm
3
3
1
5
1
1
4
2
1
5
7
12
26
1
max °C
19
20
20
20
21
23
25
24
23
23
23
21
21
21
20
22
22
24
24
23
23
20
22
22
22
21
22
23
23
24
25
25
20
20
21
19
20
21
20
24
20
19
20
20
20
20
21
Moonrise
3:37
4:29
5:14
5:51
6:22
6:49
7:12
7:33
7:54
8:16
8:40
9:08
9:43
10:28
11:24
Moonset
12:09
1:03
2:02
3:06
4:12
5:19
6:25
7:32
8:40
9:50
11:02
12:17
1:33
2:44
3:46
Sunrise
5:58
5:58
6:00
6:01
6:01
6:03
6:03
6:05
6:05
6:07
6:07
6:09
6:09
6:11
6:11
Sunset
7:32
7:31
7:30
7:29
7:27
7:25
7:23
7:22
7:21
7:19
7:16
7:15
7:14
7:13
7:10
7:08
Today's sea temperature in Off Lake Tashmoo, Martha's Vineyard is
22.5° C
(Statistics for 21 Aug 1981-2005 – mean: 21.1 max: 22.5 min: 19.7°C)
Issued (local time): 1 pm Friday 21 Aug 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest