Wychmere Harbor, Nantucket Sound Sea Conditions and Tide Table

Wychmere Harbor, Nantucket Sound 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 05:05 AM and sunset is at 08:15 PM.

Days 1–3 Weather Summary

Light rain (total 6mm), mostly falling on Sun night. Warm air temperatures (max 25°C on Sun morning, min 17°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 13mm), heaviest on Fri night. Warm air temperatures (max 23°C on Thu night, min 16°C on Wed night). Winds increasing (light winds from the SE on Wed night, strong winds from the SW by Thu night).

Days 7–9 Weather Summary

Mostly dry. Warm (max 22°C on Sat afternoon, min 16°C on Sat night). Mainly fresh winds.

Days 10–12 Weather Summary

Heavy rain (total 23mm), heaviest during Wed night. Warm (max 21°C on Tue morning, min 16°C on Wed night). Wind will be generally light.

Days 13–16 Weather Summary

Mostly dry. Warm (max 30°C on Mon afternoon, min 18°C on Fri night). Winds increasing (light winds from the SSE on Fri morning, fresh winds from the SW by Sun night).

Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Mon
29
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
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High Tide
11:53AM1.17m
00:04AM1.41m
12:48PM1.18m
00:58AM1.42m
1:45PM1.19m
1:55AM1.41m
2:42PM1.20m
2:52AM1.38m
3:37PM1.20m
3:49AM1.33m
4:32PM1.19m
4:46AM1.26m
5:28PM1.18m
5:46AM1.19m
6:25PM1.17m
6:47AM1.13m
7:20PM1.16m
7:47AM1.08m
8:13PM1.16m
8:47AM1.03m
9:06PM1.16m
9:46AM1.01m
9:57PM1.16m
10:40AM1.01m
10:45PM1.17m
11:27AM1.01m
11:28PM1.18m
12:10PM1.01m
Low Tide
5:17AM-0.12m
5:26PM0.02m
6:11AM-0.15m
6:20PM0.01m
7:05AM-0.16m
7:15PM0.00m
7:59AM-0.16m
8:10PM0.01m
8:52AM-0.13m
9:06PM0.03m
9:45AM-0.08m
10:03PM0.06m
10:40AM-0.02m
11:03PM0.09m
11:36AM0.04m
00:05AM0.12m
12:31PM0.09m
1:05AM0.13m
1:24PM0.15m
2:04AM0.14m
2:17PM0.19m
3:03AM0.13m
3:09PM0.21m
3:58AM0.12m
4:00PM0.23m
4:47AM0.11m
4:46PM0.23m
5:30AM0.09m
5:28PM0.22m
Wave
Height (m)
Direction
Period (s)
0.3
ESE
8
0.5
S
3
0.6
S
4
0.4
SSW
3
0.3
ESE
7
0.5
SW
4
0.4
SE
7
0.4
SE
7
0.4
SE
7
0.4
SE
7
0.4
SSE
3
0.4
SE
5
0.4
SE
3
1
S
4
0.8
S
5
0.4
SE
8
0.5
SE
8
0.5
SW
5
0.4
SW
5
0.7
SW
4
0.4
SSW
4
0.5
W
3
0.6
SW
3
0.5
SW
4
0.4
SW
5
0.4
SSW
4
0.3
SE
7
0.2
ESE
6
0.4
SSE
3
0.2
ESE
6
0.5
E
3
0.4
ESE
4
0.7
E
5
0.6
E
7
0.6
ESE
7
0.4
ESE
7
0.3
ESE
7
0.3
ESE
7
0.3
ESE
6
0.3
ESE
7
0.5
S
3
0.5
SSW
3
0.6
SW
3
0.9
SSW
4
0.8
SW
4
0.5
SW
3
0.6
SW
3
part cloud
cloud
rain showers
light rain
clear
part cloud
clear
clear
part cloud
cloud
part cloud
part cloud
light rain
rain showers
part cloud
cloud
light rain
rain showers
clear
clear
clear
clear
part cloud
clear
clear
part cloud
clear
clear
clear
part cloud
cloud
mod rain
heavy rain
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
some clouds
cloudy
rain shwrs
light rain
clear
some clouds
clear
clear
some clouds
cloudy
some clouds
some clouds
light rain
rain shwrs
some clouds
cloudy
light rain
rain shwrs
clear
clear
clear
clear
some clouds
clear
clear
some clouds
clear
clear
clear
some clouds
cloudy
mod rain
heavy rain
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
some clouds
cloudy
km/h
15
SSW
25
SSW
25
SSW
15
W
20
SSW
20
NW
5
N
20
SSW
10
SW
20
S
20
S
5
SE
25
SE
35
SSW
30
SW
15
SW
20
WSW
25
WNW
20
W
30
WSW
20
W
25
W
25
WSW
25
W
15
W
20
SW
15
SW
10
SSW
25
S
10
SE
20
E
20
NE
20
N
5
WNW
20
SSW
10
SSW
10
SSE
15
SSE
10
S
10
S
25
SSW
20
SW
30
SW
35
SW
30
WSW
20
WSW
25
WSW
3
3
1
1
4
7
9
14
max °C
25
24
21
19
22
21
18
19
18
18
18
17
18
20
23
20
19
17
21
22
20
19
20
20
19
20
19
21
21
19
18
17
17
19
20
19
20
20
18
20
20
19
23
24
21
28
30
Moonrise
4:01
5:04
6:19
7:40
8:59
10:14
11:25
12:33
1:38
2:42
3:46
4:51
5:54
6:54
7:48
8:35
Moonset
8:24
9:28
10:18
10:57
11:26
11:51
12:13
12:34
12:54
1:16
1:41
2:11
2:46
3:29
4:20
Sunrise
5:05
5:05
5:05
5:05
5:05
5:05
5:05
5:05
5:05
5:05
5:05
5:05
5:07
5:07
5:07
5:07
Sunset
8:15
8:15
8:15
8:15
8:16
8:16
8:16
8:17
8:17
8:17
8:17
8:17
8:17
8:17
8:17
8:17
Today's sea temperature in Wychmere Harbor, Nantucket Sound is
14.8° C
(Statistics for 14 Jun 1981-2005 – mean: 14.7 max: 17.1 min: 13.3°C)
Issued (local time): 1 am Sunday 14 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest