Siasconset, Nantucket Island Sea Conditions and Tide Table

Siasconset, 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 07:32 PM.

Days 1–3 Weather Summary

Light rain (total 2mm), mostly falling on Sun morning. Cool air temperatures (max 15°C on Mon morning, min 6°C on Sun morning). Winds decreasing (fresh winds from the WSW on Sat night, light winds from the ENE by Mon night).

Days 4–6 Weather Summary

Light rain (total 5mm), mostly falling on Tue night. Cool air temperatures (max 11°C on Thu night, min 4°C on Tue night). Wind will be generally light.

Days 7–9 Weather Summary

Heavy rain (total 22mm), heaviest during Fri night. Very mild (max 15°C on Sun night, min 10°C on Sat morning). Winds decreasing (strong winds from the SE on Sat morning, light winds from the NW by Sun morning).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 12°C on Mon night, min 8°C on Wed morning). Wind will be generally light.

Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
Tuesday
7
Wednesday
8
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
High Tide
2:51PM0.35m
2:53AM0.40m
3:36PM0.35m
3:40AM0.40m
4:26PM0.34m
4:32AM0.39m
5:22PM0.34m
5:31AM0.39m
6:21PM0.35m
6:34AM0.39m
7:22PM0.36m
7:38AM0.39m
8:20PM0.39m
8:42AM0.40m
9:16PM0.41m
9:42AM0.41m
10:09PM0.44m
10:39AM0.42m
10:59PM0.46m
11:33AM0.42m
11:48PM0.47m
12:25PM0.42m
00:36AM0.47m
Low Tide
8:42AM0.01m
8:50PM0.05m
9:27AM0.01m
9:36PM0.06m
10:16AM0.02m
10:27PM0.07m
11:10AM0.02m
11:24PM0.07m
12:08PM0.02m
00:26AM0.06m
1:08PM0.02m
1:31AM0.05m
2:07PM0.01m
2:34AM0.02m
3:04PM-0.00m
3:34AM-0.00m
3:57PM-0.01m
4:30AM-0.03m
4:49PM-0.02m
5:24AM-0.05m
5:38PM-0.02m
6:15AM-0.06m
6:27PM-0.02m
Wave
height (m) 
direction
period (s) 
0.4
ESE
7
0.7
S
5
0.8
S
5
0.9
ESE
10
0.8
ESE
10
0.7
E
10
0.8
E
10
0.9
E
11
0.8
E
10
0.8
E
9
0.8
E
6
0.7
E
8
0.6
ESE
8
0.5
E
12
0.6
SE
8
0.5
S
6
0.6
SE
7
0.5
SSW
4
0.5
SE
7
0.5
SE
6
0.9
SSE
4
1.7
SSE
6
1.4
SSE
6
1
SSE
6
0.8
SSE
6
0.8
S
6
0.9
WSW
4
0.7
SE
6
0.6
SSE
6
0.6
ESE
6
0.6
E
6
0.5
E
8
0.5
E
8
0.7
E
8
0.6
E
8
0.5
E
8
clear
clear
cloud
light rain
cloud
light rain
cloud
part cloud
part cloud
cloud
cloud
light rain
part cloud
clear
clear
clear
part cloud
part cloud
cloud
light rain
heavy rain
mod rain
light rain
cloud
cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
clear
clear
cloudy
light rain
cloudy
light rain
cloudy
some clouds
some clouds
cloudy
cloudy
light rain
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
light rain
heavy rain
mod rain
light rain
cloudy
cloudy
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
some clouds
cloudy
cloudy
 km/h
15
WSW
30
WSW
25
WSW
25
SW
25
SSW
15
WSW
20
WNW
25
NE
15
NE
25
NE
15
E
15
ESE
15
E
10
SE
5
SSW
15
SW
20
SW
20
SW
15
SSW
15
S
35
SSE
45
SE
20
S
20
NNW
10
NW
15
SW
30
NNW
20
NNW
15
WSW
15
NW
15
NNW
5
SW
20
NW
20
NW
15
NNE
15
NE
 mm 
1.0
1.0
5
1.0
13
7
1.0
max°C
8
9
8
6
8
11
15
13
13
7
6
5
6
7
8
9
9
11
12
13
12
10
11
12
11
13
15
10
11
12
9
9
10
9
10
10
Moonrise
11:53
12:50
1:38
2:17
2:49
3:17
3:42
4:05
4:29
4:56
5:28
Moonset
7:32
8:24
9:26
10:37
11:52
1:08
2:24
3:40
4:57
6:15
7:34
8:53
Sunrise
5:41
5:39
5:39
5:37
5:35
5:35
5:33
5:31
5:31
5:30
5:28
5:28
Sunset
7:32
7:34
7:35
7:36
7:37
7:37
7:38
7:39
7:40
7:43
7:44
7:45
Today's sea temperature in Siasconset, Nantucket Island is 7.4 °C (Statistics for 27 Apr 1981-2005 – mean: 8.1 max: 10.1 min: 6.5°C)
Nearest