Nantucket Sea Conditions and Tide Table

Nantucket 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 06:18 AM and sunset is at 04:28 PM.

Days 1–3 Weather Summary

Light rain (total 3mm), mostly falling on Sat morning. Cool air temperatures (max 16°C on Sat morning, min 8°C on Mon night). Mainly strong winds.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 14°C on Tue afternoon, min 9°C on Tue morning). Winds decreasing (strong winds from the WSW on Tue afternoon, light winds from the WSW by Wed morning).

Days 7–9 Weather Summary

Moderate rain (total 16mm), heaviest on Fri afternoon. Very mild (max 14°C on Sat morning, min 7°C on Fri morning). Winds decreasing (gales from the ENE on Fri night, light winds from the NNW by Sun afternoon).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 12°C on Mon afternoon, min 6°C on Mon night). Winds decreasing (fresh winds from the NW on Mon afternoon, light winds from the E by Tue afternoon).

Days 13–16 Weather Summary

Mostly dry. Very mild (max 14°C on Sat afternoon, min 9°C on Sat night). Winds increasing (calm on Thu afternoon, fresh winds from the WSW by Sat morning).

Saturday
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sun
22
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
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
10:29AM1.12m
11:12PM0.91m
11:11AM1.13m
00:00AM0.87m
11:51AM1.13m
00:43AM0.85m
12:30PM1.12m
1:23AM0.83m
1:08PM1.10m
2:01AM0.81m
1:47PM1.09m
2:41AM0.80m
2:28PM1.06m
3:24AM0.79m
3:11PM1.03m
4:10AM0.79m
3:59PM1.00m
4:59AM0.80m
4:50PM0.97m
5:49AM0.83m
5:44PM0.94m
6:36AM0.87m
6:38PM0.91m
7:21AM0.93m
7:32PM0.89m
8:05AM1.00m
8:25PM0.88m
8:48AM1.08m
Low Tide
4:33PM0.02m
4:27AM0.16m
5:18PM0.00m
5:08AM0.19m
6:00PM0.00m
5:48AM0.21m
6:41PM0.02m
6:29AM0.23m
7:23PM0.04m
7:12AM0.25m
8:06PM0.06m
7:56AM0.27m
8:50PM0.08m
8:43AM0.28m
9:36PM0.10m
9:32AM0.30m
10:21PM0.12m
10:24AM0.30m
11:06PM0.13m
11:17AM0.29m
11:51PM0.15m
12:12PM0.26m
00:36AM0.16m
1:07PM0.20m
1:21AM0.15m
2:03PM0.14m
2:07AM0.14m
2:55PM0.05m
Wave
Height (m)
Direction
Period (s)
0.9
SSW
6
1.1
S
6
1.7
SSW
7
1.8
WSW
6
1.5
W
5
1.4
WSW
5
1.7
WSW
5
1.7
WSW
6
1.3
W
5
1.1
S
7
1.3
WSW
5
1.1
SW
6
0.7
S
8
0.6
S
7
0.4
SSE
7
0.4
ESE
9
0.8
NNE
4
0.6
S
8
1.3
ENE
5
1.9
ENE
6
2.5
E
8
2.2
SE
8
2
S
8
2.2
SSW
9
1.6
SE
8
1.4
SE
8
1.1
SE
8
1.2
W
4
1
SSW
6
1
WNW
5
0.7
E
7
0.5
ESE
7
0.5
SE
7
0.8
SW
4
0.9
SW
4
0.6
SW
5
0.4
SW
4
0.3
SSW
5
0.2
SSE
8
0.2
SSE
8
0.4
S
4
0.7
SW
4
0.9
WSW
4
1
WSW
5
0.7
WNW
4
0.5
SSE
8
0.5
SSE
8
rain showers
cloud
part cloud
cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
light rain
mod rain
rain showers
part cloud
cloud
light rain
cloud
part cloud
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
rain shwrs
cloudy
some clouds
cloudy
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
clear
clear
clear
some clouds
light rain
mod rain
rain shwrs
some clouds
cloudy
light rain
cloudy
some clouds
clear
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
clear
cloudy
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
km/h
15
SSE
25
WNW
45
W
45
WNW
40
WNW
35
WSW
40
W
45
WNW
35
WNW
30
W
40
WSW
30
WNW
10
WSW
15
SW
15
WSW
20
NNW
30
NNE
25
ENE
45
ENE
60
ENE
60
E
45
SW
35
SW
50
NNW
30
NNW
25
N
35
WSW
35
WNW
30
WNW
30
NNW
15
NNE
5
E
20
S
25
SW
30
WSW
15
WNW
10
NW
5
W
5
ENE
15
S
20
SSW
30
SW
30
WSW
30
WSW
25
N
10
NE
10
SW
 mm
3
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
3
7
5
—
—
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
16
14
13
13
13
14
12
11
9
11
14
14
12
13
13
12
11
10
8
9
12
14
13
9
8
8
10
10
12
8
7
7
11
12
12
12
10
12
12
11
12
12
12
14
13
9
10
Moonrise
4:40
—
—
5:46
—
—
6:52
—
—
7:57
—
—
8:57
—
—
9:50
—
—
10:36
—
—
11:15
—
—
11:46
—
—
12:13
—
—
12:37
—
—
12:58
—
—
1:20
—
—
1:41
—
—
2:06
—
—
2:35
—
Moonset
—
3:16
—
—
3:43
—
—
4:15
—
—
4:52
—
—
5:37
—
—
6:29
—
—
7:27
—
—
8:28
—
—
—
9:31
—
—
10:35
—
—
11:38
—
—
—
12:43
—
—
1:50
—
—
2:59
—
—
4:13
—
Sunrise
6:18
—
—
6:20
—
—
6:20
—
—
6:22
—
—
6:22
—
—
6:24
—
—
6:26
—
—
6:26
—
—
6:28
—
—
6:28
—
—
6:30
—
—
6:31
—
—
6:33
—
—
6:33
—
—
6:35
—
—
6:35
—
Sunset
—
4:28
—
—
4:27
—
—
4:25
—
—
4:24
—
—
4:23
—
—
4:22
—
—
4:22
—
—
4:21
—
—
4:20
—
—
4:20
—
—
4:19
—
—
4:17
—
—
4:16
—
—
4:16
—
—
4:15
—
—
4:15
Today's sea temperature in Nantucket is
13.8°C
(Statistics for 07 Nov 1981-2005 – mean: 12.8 max: 14.3 min: 11.1°C)
Issued (local time): 6 am Saturday 07 Nov 2026
Forecast update inUpdates in  hr  min  sUpdate imminent 
Nearest locationNearest