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 8mm), mostly falling on Sat night. Cool air temperatures (max 15°C on Sun morning, min 2°C on Fri night). Winds increasing (light winds from the W on Sat night, strong winds from the WNW by Sun night).

Days 7–9 Weather Summary

Light rain (total 5mm), mostly falling on Tue afternoon. Mild temperatures (max 9°C on Wed afternoon, min 4°C on Tue morning). Winds decreasing (strong winds from the WNW on Mon morning, light winds from the NW by Tue afternoon).

Days 10–12 Weather Summary

Light rain (total 3mm), mostly falling on Sat afternoon. Very mild (max 14°C on Sat afternoon, min 5°C on Thu night). Mainly strong winds.

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) 
1.5
W
4
1.8
WNW
5
1.5
W
5
1.3
SSW
7
1.3
SSW
8
1.4
SSW
8
1.2
WNW
4
1.3
WNW
4
1.2
NW
4
1.1
NW
4
0.8
WNW
4
0.9
NNW
4
0.6
NW
3
0.7
NW
4
0.5
W
3
1
SSW
6
1.2
W
4
1.5
WNW
5
1.3
WNW
4
1.4
WNW
4
0.8
WNW
4
0.4
S
8
0.3
S
7
1
NW
4
1
NW
4
0.8
WNW
4
0.9
NW
4
0.6
WNW
3
0.7
NW
3
0.8
NW
4
0.8
NNW
4
0.5
NW
3
0.1
SE
12
0.9
SSW
4
1.3
SSW
6
1.2
SSW
7
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
light rain
rain showers
clear
part cloud
part cloud
part cloud
clear
light rain
light rain
rain showers
part cloud
clear
clear
clear
clear
clear
part cloud
clear
cloud
cloud
light rain
rain showers
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
clear
some clouds
some clouds
clear
clear
clear
light rain
rain shwrs
clear
some clouds
some clouds
some clouds
clear
light rain
light rain
rain shwrs
some clouds
clear
clear
clear
clear
clear
some clouds
clear
cloudy
cloudy
light rain
rain shwrs
 km/h
45
W
55
WNW
45
W
40
WSW
40
W
40
WNW
40
WNW
40
WNW
40
NW
40
WNW
30
NW
30
NW
25
NW
30
WNW
25
WSW
35
W
40
WNW
50
WNW
45
WNW
40
WNW
25
WNW
20
W
15
NW
40
NW
35
WNW
35
WNW
30
WNW
30
WNW
30
NW
30
NW
35
NW
20
NW
5
WSW
35
SSW
40
SSW
20
W
 mm 
5
3
1
3
1
2
1
max°C
4
5
6
8
9
8
8
9
6
7
8
4
6
7
14
15
13
8
7
8
6
6
4
5
7
9
6
7
8
6
7
8
11
13
14
14
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): 12 pm Tuesday 11 Nov 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest