Great Point, Nantucket Island Sea Conditions and Tide Table

Great Point, Nantucket Island 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 06:15 PM.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 18°C on Thu afternoon, min 8°C on Tue morning). Winds decreasing (strong winds from the WNW on Mon night, light winds from the WNW by Tue night).

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 19°C on Thu night, min 12°C on Sat night). Winds decreasing (fresh winds from the WSW on Thu night, light winds from the NE by Sat night).

Days 8–10 Weather Summary

Heavy rain (total 27mm), heaviest during Sun night. Very mild (max 18°C on Sun night, min 9°C on Tue night). Winds decreasing (strong winds from the NE on Mon night, light winds from the ESE by Tue night).

Days 11–13 Weather Summary

Mostly dry. Very mild (max 19°C on Thu afternoon, min 10°C on Thu night). Winds increasing (moderate winds from the SSW on Wed night, strong winds from the SW by Thu morning).

Days 14–17 Weather Summary

Moderate rain (total 16mm), heaviest on Sat night. Very mild (max 18°C on Sat night, min 6°C on Sun night). Winds increasing (light winds from the SW on Mon afternoon, strong winds from the SW by Wed morning).

Tuesday
6
Wednesday
7
Thursday
8
Friday
9
Saturday
10
Sunday
11
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wed
21
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
AM
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
Wave Height Map
High Tide
8:05PM0.98m
8:54AM0.89m
9:13PM0.98m
9:55AM0.94m
10:15PM1.00m
10:48AM0.98m
11:10PM1.01m
11:34AM1.02m
11:58PM1.01m
12:17PM1.04m
00:44AM0.99m
12:57PM1.04m
1:28AM0.97m
1:38PM1.03m
2:11AM0.94m
2:18PM1.01m
2:54AM0.90m
2:59PM0.98m
3:37AM0.86m
3:42PM0.95m
4:23AM0.82m
4:28PM0.92m
5:13AM0.79m
5:19PM0.89m
6:08AM0.78m
6:15PM0.87m
7:03AM0.78m
7:12PM0.87m
Low Tide
2:18AM0.05m
2:37PM0.11m
3:19AM0.03m
3:40PM0.07m
4:15AM0.02m
4:37PM0.03m
5:04AM0.01m
5:28PM-0.01m
5:49AM0.01m
6:15PM-0.02m
6:31AM0.03m
6:59PM-0.02m
7:12AM0.05m
7:42PM-0.01m
7:53AM0.09m
8:25PM0.02m
8:34AM0.13m
9:08PM0.05m
9:16AM0.17m
9:53PM0.09m
10:02AM0.20m
10:42PM0.13m
10:52AM0.23m
11:35PM0.16m
11:47AM0.25m
00:29AM0.17m
12:43PM0.24m
Wave
Height (m)
Direction
Period (s)
0.9
E
8
0.7
E
8
0.6
E
8
0.5
E
8
0.3
E
8
0.7
SW
3
0.9
SW
4
1
SSW
4
1.2
SSW
5
0.6
W
3
0.8
WNW
4
0.5
W
4
0.7
WNW
4
0.6
NW
3
0.4
NNE
3
0.3
ESE
8
0.6
S
3
0.8
S
4
1.1
SE
5
1.1
SE
8
1.2
SSE
8
1.4
NE
5
1.3
ENE
7
0.9
ENE
7
0.7
NE
7
0.6
ENE
7
0.6
SSW
3
0.8
SSW
4
1.3
SW
5
0.8
WSW
4
1.5
NE
6
1.1
NE
7
0.9
ENE
7
1.1
SE
4
1.3
SE
6
1.1
SE
6
1
SE
6
1
ESE
7
1.3
E
7
1.2
ENE
8
0.7
E
8
0.6
E
7
0.7
SW
4
1.1
SW
4
0.7
SW
4
0.8
SW
4
1.3
WSW
5
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
heavy rain
light rain
part cloud
cloud
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
part cloud
rain showers
light rain
rain showers
clear
clear
part cloud
light rain
light rain
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
cloudy
heavy rain
light rain
some clouds
cloudy
clear
clear
some clouds
clear
some clouds
some clouds
some clouds
some clouds
clear
some clouds
some clouds
cloudy
cloudy
some clouds
rain shwrs
light rain
rain shwrs
clear
clear
some clouds
light rain
light rain
rain shwrs
clear
clear
km/h
35
NW
25
NW
25
WNW
20
NW
15
SW
30
SW
35
SW
40
SSW
40
SW
20
WNW
35
NW
25
WNW
30
WNW
25
NNW
15
NNE
15
SSE
30
S
30
S
40
SE
30
NNW
35
N
40
NE
35
NNE
20
NE
15
ESE
20
S
25
SSW
30
SW
45
SW
30
WNW
45
NNE
30
ENE
25
SE
40
SSE
35
SSW
25
SSW
40
N
40
NW
40
NNW
30
NNW
10
N
20
SW
25
SW
35
SW
30
WSW
35
SW
45
WSW
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
25
2
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
5
4
3
—
—
—
1
2
1
—
—
max °C
16
9
15
14
13
16
17
17
18
19
14
18
17
13
13
13
13
15
18
17
15
15
10
10
10
11
14
16
17
19
16
10
10
18
19
19
19
12
10
8
6
7
12
13
15
16
16
Moonrise
—
2:04
—
—
3:17
—
—
4:28
—
—
5:37
—
—
6:45
—
—
7:52
—
—
9:00
—
—
10:06
—
—
11:09
—
—
12:07
—
—
12:58
—
—
1:41
—
—
2:17
—
—
2:47
—
—
—
3:12
—
—
Moonset
—
—
4:18
—
—
4:42
—
—
5:05
—
—
5:26
—
—
5:49
—
—
6:13
—
—
6:42
—
—
7:15
—
—
7:55
—
—
8:42
—
—
—
9:37
—
—
10:36
—
—
11:39
—
—
—
12:44
—
—
1:49
Sunrise
—
6:41
—
—
6:41
—
—
6:43
—
—
6:43
—
—
6:45
—
—
6:47
—
—
6:48
—
—
6:48
—
—
6:50
—
—
6:50
—
—
6:52
—
—
6:52
—
—
6:54
—
—
6:54
—
—
6:56
—
—
6:58
Sunset
6:15
—
6:14
—
—
6:12
—
—
6:10
—
—
6:08
—
—
6:07
—
—
6:06
—
—
6:04
—
—
6:02
—
—
6:00
—
—
6:00
—
—
5:58
—
—
5:55
—
—
5:54
—
—
5:52
—
—
5:52
—
—
Today's sea temperature in Great Point, Nantucket Island is
15.3°C
(Statistics for 05 Oct 1981-2005 – mean: 16.5 max: 18.1 min: 14.2°C)
Issued (local time): 7 pm Monday 05 Oct 2026
Forecast update inUpdates in  hr  min  sUpdate imminent 
Nearest locationNearest