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 05:41 AM and sunset is at 07:34 PM.

Days 1–3 Weather Summary

Light rain (total 5mm), mostly falling on Thu night. Cool air temperatures (max 10°C on Thu afternoon, min 6°C on Tue morning). Winds decreasing (fresh winds from the NNE on Tue afternoon, calm by Wed night).

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 11°C on Fri night, min 7°C on Sun morning). Winds increasing (light winds from the WSW on Sat morning, strong winds from the WSW by Sun night).

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Wed morning. Very mild (max 14°C on Wed night, min 6°C on Tue morning). Winds increasing (moderate winds from the WSW on Mon morning, near gales from the SSW by Wed night).

Days 10–12 Weather Summary

Moderate rain (total 18mm), heaviest on Thu night. Very mild (max 14°C on Thu morning, min 9°C on Sat morning). Winds decreasing (strong winds from the SSW on Thu morning, light winds from the NW by Thu night).

Tuesday
28
Wednesday
29
Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Monday
11
Tuesday
12
Wed
13
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
PM
Wave Height Map
High Tide
10:34AM0.93m
10:56PM0.97m
11:23AM0.93m
11:37PM0.99m
12:06PM0.93m
00:14AM1.00m
12:47PM0.92m
00:51AM1.00m
1:27PM0.90m
1:29AM0.99m
2:07PM0.88m
2:07AM0.98m
2:46PM0.86m
2:47AM0.97m
3:27PM0.84m
3:27AM0.94m
4:09PM0.82m
4:11AM0.92m
4:55PM0.81m
4:58AM0.90m
5:44PM0.80m
5:50AM0.89m
6:34PM0.81m
6:43AM0.88m
7:24PM0.84m
7:38AM0.88m
8:14PM0.88m
8:33AM0.90m
Low Tide
4:23PM0.07m
4:52AM0.04m
5:08PM0.07m
5:37AM0.02m
5:48PM0.08m
6:18AM0.01m
6:27PM0.09m
6:58AM0.01m
7:05PM0.11m
7:37AM0.02m
7:43PM0.13m
8:16AM0.03m
8:23PM0.15m
8:56AM0.05m
9:03PM0.17m
9:38AM0.08m
9:46PM0.20m
10:23AM0.10m
10:33PM0.21m
11:11AM0.12m
11:25PM0.22m
12:02PM0.13m
00:19AM0.21m
12:52PM0.13m
1:14AM0.18m
1:42PM0.12m
2:09AM0.14m
2:33PM0.10m
Wave
height (m) 
direction
period (s) 
1.4
E
9
1.6
E
9
1.7
ENE
10
1.5
E
10
1.4
E
10
1.3
E
10
1.3
E
10
1.2
E
10
1.2
E
10
1.1
E
10
1.3
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
0.8
E
9
1.1
SW
4
1.1
ESE
9
1
E
9
1.2
E
9
0.9
ENE
9
0.6
ENE
9
0.9
SW
4
1
S
4
1.1
S
6
1
SSW
4
1.5
SSE
8
1.7
SSE
9
1.4
SSE
9
0.9
SSE
8
0.8
SSE
8
1.1
SE
8
0.7
SE
8
0.6
SE
8
0.9
SE
8
0.7
SE
7
0.6
SE
7
1.3
SSW
5
1.3
SW
5
0.9
W
4
0.7
WSW
4
0.5
SE
8
0.5
E
11
0.6
E
11
0.4
ESE
10
0.5
E
10
1.1
E
4
clear
clear
cloud
part cloud
part cloud
cloud
cloud
light rain
light rain
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
light rain
part cloud
rain showers
cloud
light rain
heavy rain
part cloud
clear
clear
clear
clear
clear
clear
part cloud
rain showers
clear
part cloud
clear
part cloud
cloud
light rain
heavy rain
light rain
clear
clear
cloudy
some clouds
some clouds
cloudy
cloudy
light rain
light rain
some clouds
some clouds
clear
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
light rain
some clouds
rain shwrs
cloudy
light rain
heavy rain
some clouds
clear
clear
clear
clear
clear
clear
some clouds
rain shwrs
clear
some clouds
clear
some clouds
cloudy
light rain
heavy rain
light rain
 km/h
35
NE
35
NNE
30
N
30
N
10
NNE
5
N
5
SSW
5
NNW
30
WNW
25
WNW
40
WSW
20
WNW
15
WSW
25
SW
30
NNW
30
W
40
WSW
35
SW
35
SW
40
WSW
30
W
20
WSW
35
SW
35
SSW
40
SSW
30
SSW
50
SSW
45
SSW
30
SW
10
NW
15
W
30
WSW
20
W
20
WSW
30
SW
20
W
25
SW
45
SSW
40
WSW
35
W
30
WSW
20
NW
15
W
25
WSW
10
SW
30
E
40
E
 mm 
2
3
2
2
4
14
3
3
13
5
max°C
6
6
6
7
9
8
9
10
9
9
10
11
9
9
9
8
9
10
11
10
10
8
9
11
13
13
14
14
13
11
11
11
12
10
11
11
10
11
12
10
13
14
11
11
10
8
9
Moonrise
4:48
5:52
6:57
8:01
9:05
10:07
11:04
11:54
12:37
1:12
1:42
2:07
2:30
2:52
3:14
Moonset
4:04
4:24
4:45
5:09
5:36
6:09
6:49
7:37
8:32
9:32
10:37
11:42
12:49
1:56
3:05
4:17
Sunrise
5:41
5:39
5:39
5:37
5:35
5:35
5:33
5:33
5:31
5:30
5:28
5:28
5:26
5:26
5:24
5:22
Sunset
7:34
7:35
7:36
7:37
7:37
7:38
7:39
7:40
7:42
7:43
7:44
7:45
7:45
7:46
7:47
7:49
Today's sea temperature in Great Point, Nantucket Island is
7.3° C
(Statistics for 28 Apr 1981-2005 – mean: 7.9 max: 9.9 min: 6.3°C)
Issued (local time): 7 am Tuesday 28 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest