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 — and sunset is at 08:01 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Fri night, min 18°C on Sun night). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 10mm), heaviest on Mon night. Warm air temperatures (max 24°C on Tue afternoon, min 22°C on Mon night). Winds decreasing (strong winds from the SSW on Tue afternoon, light winds from the SSE by Thu afternoon).

Days 8–10 Weather Summary

Some drizzle, heaviest during Sat afternoon. Warm (max 25°C on Fri night, min 22°C on Sun morning). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Tue afternoon. Warm (max 27°C on Mon afternoon, min 19°C on Tue night). Mainly fresh winds.

Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
Wed
7
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
5:10PM1.14m
5:37AM1.02m
6:04PM1.18m
6:38AM0.95m
7:00PM1.20m
7:42AM0.89m
7:58PM1.21m
8:48AM0.85m
8:58PM1.21m
9:53AM0.83m
9:57PM1.21m
10:55AM0.82m
10:55PM1.19m
11:51AM0.83m
11:48PM1.18m
12:40PM0.83m
00:36AM1.16m
1:24PM0.84m
1:20AM1.13m
2:02PM0.85m
2:02AM1.09m
2:38PM0.87m
2:42AM1.05m
3:13PM0.90m
Low Tide
11:01PM0.01m
11:18AM0.02m
00:04AM0.00m
12:12PM0.06m
1:09AM0.01m
1:08PM0.11m
2:14AM0.01m
2:06PM0.14m
3:17AM0.02m
3:04PM0.16m
4:15AM0.02m
4:00PM0.17m
5:10AM0.03m
4:53PM0.17m
5:59AM0.04m
5:44PM0.17m
6:44AM0.05m
6:32PM0.17m
7:25AM0.07m
7:18PM0.17m
8:04AM0.09m
8:03PM0.17m
8:42AM0.11m
Wave
height (m) 
direction
period (s) 
0.6
S
7
0.5
S
6
0.5
SE
8
0.5
SE
8
0.4
SE
8
0.6
SE
9
0.8
SE
8
0.9
ESE
8
0.8
ESE
7
1.1
SW
5
1.2
SSW
5
1.5
SSW
6
1.1
SSW
6
0.9
SSW
6
0.7
SSW
6
0.7
SE
7
0.7
S
6
0.6
S
5
0.6
SSE
6
0.8
SSE
7
0.7
S
7
0.7
S
6
0.7
S
6
0.7
S
6
0.7
SSE
7
0.8
SSE
8
0.7
SSE
7
0.7
SSE
7
0.7
SSE
7
0.7
S
5
0.8
SSW
4
0.9
SSW
5
0.8
SSW
5
0.8
NE
5
0.8
NE
4
0.8
ESE
5
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
rain showers
thunderstorm
thunderstorm
clear
clear
clear
clear
cloud
part cloud
clear
clear
clear
clear
part cloud
rain showers
clear
part cloud
clear
clear
clear
clear
clear
part cloud
thunderstorm
light rain
cloud
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
some clouds
some clouds
rain shwrs
risk tstorm
risk tstorm
clear
clear
clear
clear
cloudy
some clouds
clear
clear
clear
clear
some clouds
rain shwrs
clear
some clouds
clear
clear
clear
clear
clear
some clouds
risk tstorm
light rain
cloudy
clear
 km/h
20
W
10
N
15
S
10
SSW
15
ESE
10
SE
25
NNE
5
SSW
15
SSE
30
WSW
35
SSW
40
SSW
30
SSW
20
SSW
25
SSW
15
SW
20
SSE
15
SSE
10
SW
10
SSW
15
SSW
20
SSW
20
SW
20
SSW
15
WSW
15
N
10
ENE
15
SW
20
WSW
25
SSW
30
SW
25
SW
25
NNE
25
NNE
25
NE
20
NE
 mm 
5
3
2.0
1.0
1.0
1.0
max°C
23
22
23
22
21
21
20
20
21
23
23
24
24
23
24
24
23
23
23
23
24
25
24
24
24
23
24
26
26
27
26
25
24
20
19
20
Moonrise
11:04
11:30
11:59
12:35
1:19
2:13
3:14
4:20
5:28
6:34
7:38
8:39
Moonset
11:36
12:51
2:06
3:21
4:33
5:38
6:34
7:19
7:55
8:24
8:48
9:09
9:27
Sunrise
5:31
5:31
5:33
5:33
5:35
5:35
5:37
5:37
5:39
5:39
5:41
5:41
Sunset
8:01
8:00
8:00
7:59
7:58
7:57
7:55
7:54
7:53
7:52
7:51
7:50
7:49
Today's sea temperature in Nantucket is 21.8 °C (Statistics for 26 Jul 1981-2005 – mean: 20.7 max: 22.4 min: 18.3°C)
Nearest