Montauk Harbor entrance, Long Island Sound Sea Conditions and Tide Table

Montauk Harbor entrance, Long Island 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 06:30 AM and sunset is at 04:31 PM.

Days 1–3 Weather Summary

Mostly dry. Low air temperatures (max 9°C on Wed afternoon, min 2°C on Tue morning). Mainly near gales.

Days 4–6 Weather Summary

Light rain (total 6mm), mostly falling on Sun morning. Cool air temperatures (max 15°C on Sun afternoon, min 2°C on Fri night). Winds increasing (moderate winds from the WSW on Sat night, near gales from the WNW by Sun night).

Days 7–9 Weather Summary

Mostly dry. Mild temperatures (max 9°C on Tue afternoon, min 4°C on Tue night). Winds decreasing (strong winds from the WNW on Mon morning, light winds from the W by Wed night).

Days 10–12 Weather Summary

Heavy rain (total 37mm), heaviest during Fri morning. Very mild (max 12°C on Fri afternoon, min 6°C on Sat night). Winds increasing (calm on Thu morning, near gales from the WNW by Fri night).

Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
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
Wave Height Map
High Tide
1:39PM0.66m
2:33AM0.56m
2:51PM0.61m
3:40AM0.58m
4:02PM0.57m
4:41AM0.61m
5:05PM0.55m
5:31AM0.64m
5:57PM0.54m
6:13AM0.66m
6:40PM0.53m
6:50AM0.68m
7:17PM0.52m
7:25AM0.69m
7:52PM0.52m
7:58AM0.70m
8:27PM0.52m
8:32AM0.70m
9:04PM0.52m
9:06AM0.69m
9:42PM0.51m
9:42AM0.68m
10:23PM0.50m
Low Tide
7:44AM0.12m
8:31PM0.06m
8:54AM0.13m
9:30PM0.08m
10:01AM0.12m
10:26PM0.09m
11:02AM0.10m
11:16PM0.10m
11:56AM0.08m
00:01AM0.10m
12:44PM0.06m
00:43AM0.10m
1:27PM0.05m
1:23AM0.10m
2:08PM0.04m
2:02AM0.10m
2:48PM0.04m
2:40AM0.11m
3:28PM0.03m
3:20AM0.12m
4:09PM0.04m
4:00AM0.14m
4:51PM0.05m
4:43AM0.16m
Wave
height (m) 
direction
period (s) 
1.6
WNW
5.0
1.8
WNW
5.0
1.5
W
5.0
1.3
SSW
7.0
1.4
SSW
8.0
1.4
SSW
8.0
1.2
WNW
4.0
1.2
WNW
4.0
1.2
NW
4.0
0.9
NW
4.0
0.7
NW
4.0
0.9
NNW
4.0
0.8
NNW
4.0
0.8
NW
4.0
0.4
WNW
3.0
1.1
SSW
5.0
1
SSW
6.0
1.5
WNW
4.0
1.5
WNW
5.0
1.5
WNW
5.0
0.8
WNW
4.0
0.7
W
3.0
0.5
WNW
3.0
0.5
N
3.0
0.3
S
7.0
0.2
S
6.0
0.2
S
6.0
0.2
S
6.0
0.2
S
6.0
0.4
ESE
3.0
1.5
E
5.0
1.4
SE
7.0
1.7
WNW
4.0
1.6
WNW
5.0
1.5
W
5.0
0.9
WNW
4.0
cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
clear
clear
part cloud
light rain
light rain
rain showers
clear
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
clear
cloud
mod rain
heavy rain
light rain
light rain
part cloud
clear
part cloud
cloudy
cloudy
some clouds
cloudy
some clouds
cloudy
cloudy
some clouds
clear
some clouds
some clouds
clear
clear
some clouds
light rain
light rain
rain shwrs
clear
some clouds
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
clear
cloudy
mod rain
heavy rain
light rain
light rain
some clouds
clear
some clouds
 km/h
45
WNW
60
WNW
45
W
40
WSW
40
W
45
WNW
40
WNW
40
WNW
40
NW
35
WNW
30
NW
35
NW
30
NW
35
NW
25
W
40
SSW
30
W
45
WNW
45
WNW
45
WNW
30
WNW
25
W
20
WNW
20
NNW
15
NW
10
WSW
10
WSW
5
SW
10
S
25
ESE
40
NE
20
NW
50
W
50
WNW
50
WNW
30
WNW
 mm 
1
4
1
6
26
4
1
max°C
4
5
6
8
9
8
8
9
6
7
6
4
6
6
10
14
15
12
8
8
5
7
9
6
7
7
8
9
10
10
11
12
9
8
8
7
Moonrise
10:48
11:57
1:02
2:04
3:06
4:07
5:09
6:13
7:16
8:16
9:13
Moonset
12:41
1:08
1:30
1:50
2:09
2:29
2:50
3:13
3:41
4:15
4:56
5:46
Sunrise
6:30
6:31
6:33
6:33
6:35
6:35
6:37
6:39
6:39
6:41
6:41
6:43
Sunset
4:31
4:30
4:30
4:29
4:28
4:28
4:27
4:25
4:24
4:24
4:23
4:22
Today's sea temperature in Montauk Harbor entrance, Long Island Sound is 14.5 °C (Statistics for 11 Nov 1981-2005 – mean: 12.7 max: 15.0 min: 11.4°C)
Issued (local time): 6 am Tuesday 11 Nov 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest