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 08:05 PM.

Days 1–4 Weather Summary

Moderate rain (total 13mm), heaviest on Sat afternoon. Cool air temperatures (max 14°C on Sun afternoon, min 9°C on Sat afternoon). Winds decreasing (gales from the NNE on Sat afternoon, light winds from the WSW by Sun night).

Days 5–7 Weather Summary

Light rain (total 4mm), mostly falling on Fri morning. Cool air temperatures (max 16°C on Wed night, min 12°C on Tue afternoon). Winds increasing (light winds from the SE on Wed night, fresh winds from the NNE by Fri morning).

Days 8–10 Weather Summary

Some drizzle, heaviest during Sun night. Very mild (max 18°C on Sat morning, min 13°C on Sun night). Winds decreasing (fresh winds from the SW on Sat afternoon, calm by Sun morning).

Days 11–13 Weather Summary

Mostly dry. Very mild (max 18°C on Wed night, min 13°C on Mon afternoon). Winds decreasing (fresh winds from the NNE on Mon afternoon, calm by Wed morning).

Days 14–17 Weather Summary

Light rain (total 4mm), mostly falling on Thu night. Warm (max 25°C on Sat night, min 17°C on Thu night). Winds decreasing (fresh winds from the WSW on Fri night, light winds from the NNW by Sun morning).

Sat
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
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
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
High Tide
12:57PM0.77m
00:40AM1.06m
1:37PM0.77m
1:19AM1.05m
2:15PM0.77m
1:58AM1.05m
2:52PM0.77m
2:37AM1.05m
3:31PM0.77m
3:17AM1.04m
4:12PM0.78m
3:58AM1.02m
4:54PM0.80m
4:42AM0.99m
5:37PM0.83m
5:31AM0.96m
6:23PM0.88m
6:23AM0.93m
7:08PM0.94m
7:18AM0.90m
7:55PM1.01m
8:15AM0.87m
8:42PM1.09m
9:13AM0.85m
9:32PM1.17m
10:11AM0.85m
10:25PM1.23m
11:12AM0.85m
Low Tide
6:00PM0.22m
6:57AM0.02m
6:40PM0.23m
7:35AM0.03m
7:20PM0.24m
8:14AM0.04m
8:00PM0.24m
8:54AM0.05m
8:43PM0.25m
9:35AM0.05m
9:28PM0.25m
10:16AM0.06m
10:16PM0.24m
10:57AM0.07m
11:06PM0.23m
11:39AM0.08m
11:59PM0.20m
12:22PM0.09m
00:54AM0.15m
1:08PM0.09m
1:52AM0.09m
1:57PM0.09m
2:50AM0.03m
2:49PM0.09m
3:48AM-0.04m
3:43PM0.08m
4:45AM-0.10m
4:37PM0.05m
Wave
Height (m)
Direction
Period (s)
3
ENE
9
2
E
9
1.4
E
10
1.3
E
9
1
E
9
1
E
9
1.2
E
9
0.9
E
9
0.7
E
9
0.6
E
9
0.6
E
9
0.5
E
9
0.5
E
8
0.5
SE
8
0.5
SSE
7
0.8
SSE
7
1.2
SE
9
1.6
SE
8
1.4
SE
8
1.3
SSE
9
1.1
SSE
8
1.1
S
5
0.9
S
6
0.7
SSE
7
0.7
SSE
7
0.7
S
7
1
S
8
1.1
ESE
5
0.8
S
7
0.7
S
8
0.6
SSE
7
0.5
SE
7
0.5
SE
7
0.5
ESE
7
0.6
E
8
0.6
E
8
0.6
E
8
0.7
E
8
1.1
S
7
1.4
S
8
1.3
SSW
8
1.4
SSW
7
1.3
S
7
1
S
7
0.9
S
7
0.8
S
7
0.7
S
6
mod rain
rain showers
part cloud
part cloud
light rain
rain showers
part cloud
clear
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
cloud
light rain
cloud
part cloud
clear
clear
part cloud
cloud
cloud
rain showers
part cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
rain showers
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
mod rain
rain shwrs
some clouds
some clouds
light rain
rain shwrs
some clouds
clear
clear
clear
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
light rain
cloudy
some clouds
clear
clear
some clouds
cloudy
cloudy
rain shwrs
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
rain shwrs
some clouds
some clouds
clear
clear
some clouds
some clouds
clear
clear
clear
km/h
70
NNE
45
N
10
WNW
30
WSW
25
WSW
25
N
30
NE
15
NE
10
ESE
15
SSE
15
SW
10
WSW
20
S
10
SSE
20
E
20
E
25
ENE
40
NNE
30
NNE
25
WSW
30
WSW
30
SW
15
NNE
5
ENE
5
E
10
NNE
25
NE
35
NNE
20
N
5
NNE
15
ENE
15
WNW
0
NW
10
SW
15
SW
5
W
10
S
20
SSW
25
SW
30
SW
25
SW
35
WSW
35
WSW
15
N
5
NNW
20
SSW
15
SW
7
1
3
2
4
1
4
max °C
10
10
12
14
14
13
11
11
12
12
13
14
15
16
15
15
15
14
14
17
18
18
18
16
14
14
14
13
15
16
15
16
17
17
18
17
18
18
17
19
22
19
23
25
21
22
22
Moonrise
7:59
8:58
9:50
10:35
11:12
11:43
12:10
12:33
12:55
1:16
1:38
2:03
2:34
3:12
4:03
Moonset
4:48
5:34
6:27
7:25
8:29
9:33
10:38
11:43
12:50
1:58
3:10
4:26
5:46
7:07
8:22
Sunrise
5:09
5:09
5:09
5:09
5:07
5:07
5:07
5:07
5:07
5:07
5:07
5:05
5:05
5:05
5:05
Sunset
8:05
8:06
8:06
8:07
8:07
8:07
8:08
8:09
8:09
8:10
8:12
8:12
8:13
8:13
8:14
8:14
Today's sea temperature in Nantucket is
12.6° C
(Statistics for 30 May 1981-2005 – mean: 12.7 max: 14.9 min: 10.6°C)
Issued (local time): 1 pm Saturday 30 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest