Long Island Sea Conditions and Tide Table

Long 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 — and sunset is at 05:12 PM.

Days 1–4 Weather Summary

Light rain (total 8mm), mostly falling on Sat night. Icy conditions (max 7°C on Thu night, min -8°C on Fri night). Winds decreasing (fresh winds from the W on Fri afternoon, calm by Sun morning).

Days 5–7 Weather Summary

A dusting of new snow. Icy conditions (max 2°C on Sun night, min -15°C on Wed morning). Wind will be generally light.

Days 8–10 Weather Summary

A light covering of new snow, mostly falling on Fri night. Temperatures will be well below freezing (max -6°C on Sat afternoon, min -17°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

A light covering of new snow, mostly falling on Sun night. Temperatures will be below freezing (max -1°C on Sun afternoon, min -23°C on Tue morning). Winds increasing (light winds from the SE on Sun afternoon, strong winds from the NW by Mon night).

Friday
16
Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Sat
31
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
AM
Wave Height Map
High Tide
10:10PM5.98m
10:24AM6.46m
10:55PM5.99m
11:06AM6.47m
11:33PM6.00m
11:42AM6.49m
00:07AM6.05m
12:16PM6.56m
00:41AM6.19m
12:53PM6.68m
1:17AM6.38m
1:32PM6.81m
1:57AM6.61m
2:14PM6.91m
2:41AM6.82m
3:00PM6.95m
3:27AM6.97m
3:50PM6.90m
4:17AM7.05m
4:43PM6.77m
5:11AM7.04m
5:41PM6.59m
6:10AM6.99m
6:43PM6.42m
7:13AM6.94m
7:48PM6.32m
8:18AM6.94m
Low Tide
4:18AM1.64m
4:48PM1.29m
5:02AM1.66m
5:29PM1.28m
5:41AM1.66m
6:06PM1.24m
6:16AM1.61m
6:40PM1.15m
6:52AM1.48m
7:16PM1.01m
7:30AM1.29m
7:54PM0.85m
8:11AM1.09m
8:36PM0.73m
8:57AM0.90m
9:21PM0.68m
9:45AM0.79m
10:09PM0.72m
10:38AM0.75m
11:02PM0.83m
11:36AM0.78m
00:00AM1.00m
12:37PM0.84m
1:02AM1.14m
1:42PM0.87m
2:07AM1.21m
2:48PM0.83m
Wave
height (m) 
direction
period (s) 
0.2
S
2
0.3
WSW
2
0.6
WNW
3
0.2
WNW
2
0.1
SW
2
0.4
S
3
0.3
WSW
3
0
E
1
0.4
S
3
0.1
NW
1
0.2
NNW
2
0.2
W
2
0.4
SW
2
0.4
WSW
3
0.5
WNW
3
0.4
WNW
3
0.5
W
3
0.5
W
3
0.3
WNW
2
0
E
1
0.1
NE
2
0.2
N
2
0.1
N
2
0
E
2
0.4
NE
2
0.3
NE
3
0.1
NE
2
0.1
E
2
0.1
E
2
0
E
2
0.7
NW
3
0.9
NW
4
0.9
NW
4
0.7
NW
4
0.5
NW
3
0.2
WNW
2
0.1
W
2
0
W
1
0.2
WNW
2
0.5
NW
3
0.6
NW
3
0.4
WNW
3
0.1
NW
2
0
W
1
0
W
1
0.1
N
2
0
E
2
light rain
cloud
part cloud
part cloud
cloud
light rain
rain showers
cloud
cloud
light snow
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
part cloud
cloud
light snow
snow showers
cloud
cloud
light snow
light snow
cloud
snow showers
light snow
cloud
light snow
cloud
part cloud
clear
part cloud
clear
part cloud
light snow
part cloud
part cloud
clear
clear
part cloud
light snow
snow showers
clear
clear
light rain
cloudy
some clouds
some clouds
cloudy
light rain
rain shwrs
cloudy
cloudy
light snow
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
clear
clear
some clouds
cloudy
light snow
snow shwrs
cloudy
cloudy
light snow
light snow
cloudy
snow shwrs
light snow
cloudy
light snow
cloudy
some clouds
clear
some clouds
clear
some clouds
light snow
some clouds
some clouds
clear
clear
some clouds
light snow
snow shwrs
clear
clear
 km/h
10
SSW
20
WNW
30
W
15
W
15
SW
20
SSW
15
WNW
10
S
25
SSW
15
NNW
15
WNW
10
SW
20
WSW
30
W
25
W
20
WNW
30
WNW
25
WNW
15
WNW
5
ENE
15
NNE
10
NNW
10
N
5
ENE
15
ENE
15
NE
10
NE
10
ESE
10
E
5
SE
35
WNW
40
WNW
40
NW
30
NW
25
NW
15
WNW
5
WSW
10
SW
15
WNW
25
NW
25
NW
20
WNW
10
W
5
NW
10
NNW
10
NW
5
WSW
 mm 
1
3
4
max°C
7
0
-5
-6
-2
3
5
1
4
2
-4
-1
-2
-3
-6
-9
-15
-14
-15
-14
-10
-10
-11
-8
-8
-8
-6
-4
-3
-1
-2
-19
-17
-18
-20
-15
-12
-6
-3
-7
-18
-15
-15
-11
-7
-9
-8
Moonrise
6:53
7:39
8:16
8:46
9:10
9:31
9:49
10:08
10:26
10:47
11:13
11:45
12:29
1:27
2:39
Moonset
2:48
3:50
4:58
6:10
7:22
8:34
9:45
10:58
12:13
1:31
2:52
4:12
5:26
6:28
7:16
Sunrise
8:02
8:00
8:00
8:00
7:58
7:58
7:58
7:56
7:56
7:54
7:54
7:52
7:52
7:50
7:50
7:48
Sunset
5:12
5:13
5:14
5:15
5:16
5:17
5:19
5:21
5:22
5:23
5:24
5:25
5:28
5:29
5:30
5:31
Today's sea temperature in Long Island is
3.0° C
(Statistics for 15 Jan 1981-2005 – mean: 4.8 max: 6.2 min: 3.8°C)
Issued (local time): 7 pm Thursday 15 Jan 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest