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 04:25 PM.

Days 1–4 Weather Summary

A dusting of new snow. Icy conditions (max 2°C on Sun night, min -2°C on Sun afternoon). Winds decreasing (strong winds from the WSW on Sun afternoon, calm by Tue night).

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 2°C on Fri morning, min -2°C on Thu afternoon). Winds decreasing (strong winds from the W on Thu morning, light winds from the NNE by Sat morning).

Days 8–10 Weather Summary

Mostly dry. Freeze-thaw conditions (max 2°C on Mon night, min -5°C on Sat night). Winds increasing (light winds from the ENE on Sat night, fresh winds from the NE by Tue morning).

Days 11–13 Weather Summary

Some drizzle, heaviest during Tue night. Temperatures will be slightly above freezing (max 3°C on Tue afternoon, min 1°C on Thu afternoon). Winds decreasing (strong winds from the NNE on Tue night, light winds from the NE by Fri morning).

Sun
9
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Fri
21
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
10:36PM2.01m
10:50AM1.98m
11:21PM1.96m
11:37AM1.92m
00:11AM1.90m
12:31PM1.83m
1:07AM1.82m
1:33PM1.73m
2:12AM1.74m
2:47PM1.64m
3:28AM1.68m
4:11PM1.60m
4:51AM1.66m
5:35PM1.62m
6:05AM1.69m
6:41PM1.68m
7:03AM1.72m
7:32PM1.73m
7:49AM1.74m
8:13PM1.76m
8:27AM1.74m
8:47PM1.77m
8:58AM1.74m
Low Tide
4:32PM0.02m
4:55AM0.16m
5:14PM0.06m
5:38AM0.22m
6:01PM0.14m
6:28AM0.29m
6:53PM0.25m
7:25AM0.38m
7:55PM0.37m
8:34AM0.46m
9:08PM0.47m
9:54AM0.50m
10:30PM0.51m
11:15AM0.49m
11:47PM0.49m
12:23PM0.44m
00:50AM0.44m
1:18PM0.39m
1:42AM0.40m
2:02PM0.36m
2:24AM0.39m
2:39PM0.34m
2:59AM0.39m
Wave
height (m) 
direction
period (s) 
1.4
W
5.0
1.1
NW
9.0
1
NW
5.0
0.9
NW
5.0
0.6
NNW
4.0
0.4
NW
4.0
0.3
NW
6.0
0.1
NW
6.0
0.1
NW
5.0
0.5
WNW
3.0
0.8
WNW
4.0
1.4
W
6.0
1.3
WNW
6.0
1
WNW
5.0
0.6
WNW
4.0
0.7
NNW
4.0
0.7
NNW
5.0
0.5
NW
8.0
0.4
NNW
4.0
0.3
N
3.0
0.3
N
3.0
0.4
NNE
3.0
0.5
NE
3.0
0.3
ENE
3.0
0.3
NE
2.0
0.4
NNE
3.0
0.7
N
3.0
0.6
N
3.0
0.7
N
3.0
1
N
4.0
0.9
NNE
4.0
0.7
NNE
4.0
0.5
NNE
3.0
0.4
NNE
3.0
0.3
NNE
3.0
0.2
NNE
3.0
light snow
light snow
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
clear
clear
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
cloud
part cloud
part cloud
clear
clear
light snow
light snow
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
cloudy
some clouds
clear
clear
some clouds
clear
some clouds
cloudy
cloudy
cloudy
cloudy
light rain
cloudy
cloudy
cloudy
some clouds
some clouds
clear
clear
 km/h
50
WSW
15
NW
30
N
20
N
15
NNE
15
ESE
10
NNE
5
NNW
10
W
35
WNW
35
W
45
W
40
W
25
W
15
WSW
15
N
15
N
10
NNE
20
ENE
20
E
20
NE
30
NE
30
E
20
E
25
NE
25
NNE
35
NE
30
NNE
30
NNE
40
NNE
35
NE
30
NE
30
ENE
25
ENE
20
NE
15
NE
 mm 
1
max°C
-1
2
2
2
2
-2
-1
-2
0
0
1
0
-1
0
2
2
2
0
0
-1
-2
-1
1
-1
0
2
2
3
3
3
3
3
2
2
2
1
Moonrise
7:37
9:08
10:38
12:02
1:22
2:38
3:54
5:09
6:26
7:44
9:02
10:14
Moonset
1:16
1:43
2:01
2:12
2:20
2:27
2:33
2:40
2:47
2:57
3:11
3:31
4:02
Sunrise
7:39
7:41
7:43
7:46
7:48
7:50
7:52
7:54
7:54
7:56
7:58
8:00
Sunset
4:25
4:23
4:22
4:21
4:19
4:16
4:15
4:14
4:13
4:10
4:09
4:07
Today's sea temperature in Long Island is 4.5 °C (Statistics for 09 Nov 1981-2005 – mean: 0.7 max: 3.7 min: -1.7°C)
Issued (local time): 6 pm Sunday 09 Nov 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest