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 06:04 PM.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 17°C on Wed afternoon, min 13°C on Fri night). Mainly strong winds.

Days 5–7 Weather Summary

Heavy rain (total 71mm), heaviest during Sun afternoon. Cool air temperatures (max 19°C on Sat afternoon, min 15°C on Sun morning). Winds increasing (calm on Sat afternoon, near gales from the SSW by Sun afternoon).

Days 8–10 Weather Summary

Light rain (total 7mm), mostly falling on Tue night. Very mild (max 16°C on Tue afternoon, min 11°C on Thu morning). Winds decreasing (strong winds from the SSE on Thu afternoon, calm by Fri morning).

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Sun afternoon. Very mild (max 16°C on Sun afternoon, min 12°C on Fri afternoon). Winds increasing (calm on Sat afternoon, near gales from the SSE by Sun night).

Wed
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
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
PM
night
Wave Height Map
High Tide
12:06PM1.27m
00:26AM1.37m
12:35PM1.18m
1:00AM1.26m
1:16PM1.07m
1:43AM1.12m
2:21PM0.96m
2:48AM0.99m
4:21PM0.88m
4:47AM0.93m
6:44PM0.93m
6:46AM1.02m
7:44PM1.03m
7:42AM1.16m
8:27PM1.15m
8:25AM1.29m
9:05PM1.26m
9:05AM1.40m
9:42PM1.36m
9:44AM1.48m
10:17PM1.45m
10:23AM1.51m
10:52PM1.50m
11:02AM1.49m
11:27PM1.52m
11:43AM1.44m
00:01AM1.49m
12:24PM1.36m
00:36AM1.41m
Low Tide
6:04PM0.24m
6:13AM0.23m
6:39PM0.35m
6:49AM0.34m
7:25PM0.46m
7:38AM0.45m
8:39PM0.55m
9:11AM0.53m
10:23PM0.56m
11:04AM0.49m
11:48PM0.48m
12:14PM0.38m
00:46AM0.37m
1:01PM0.27m
1:31AM0.25m
1:42PM0.17m
2:12AM0.15m
2:20PM0.10m
2:52AM0.07m
2:59PM0.07m
3:32AM0.03m
3:39PM0.06m
4:13AM0.01m
4:19PM0.08m
4:53AM0.03m
5:00PM0.12m
5:34AM0.08m
5:43PM0.18m
6:17AM0.16m
Wave
height (m) 
direction
period (s) 
1.2
N
6
1.3
NNW
6
0.9
NNW
4
1
NNW
5
0.8
NNW
5
0.5
ESE
2
1.1
SSE
5
0.9
S
4
0.4
S
3
0.2
N
12
0.2
N
12
0.4
NE
4
1.4
SSE
4
0.7
S
6
1.7
NNW
6
1.3
NNW
6
1.4
NNW
6
1.3
NW
7
1.8
NW
6
1.3
NNW
7
1
NNW
8
0.9
NNW
8
0.9
SW
8
1
S
11
1.4
SSE
11
1.2
SSE
10
0.6
SSE
10
0.5
SSE
10
0.5
SSE
9
0.7
SSE
9
0.6
N
4
0.5
SE
9
1.1
SSE
4
1.3
SSE
4
1.2
SE
4
2
SSE
6
1.6
SSE
6
1.9
SSE
6
1.4
SSE
5
0.7
S
9
0.4
SSW
9
0.4
SSW
8
0.4
S
8
0.6
SSE
4
0.4
SSE
14
0.3
SSE
13
0.3
S
11
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
mod rain
heavy rain
rain showers
rain showers
light rain
rain showers
clear
part cloud
light rain
thunderstorm
rain showers
part cloud
clear
cloud
cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
light rain
rain showers
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
some clouds
clear
some clouds
clear
clear
clear
clear
clear
clear
some clouds
some clouds
mod rain
heavy rain
rain shwrs
rain shwrs
light rain
rain shwrs
clear
some clouds
light rain
risk tstorm
rain shwrs
some clouds
clear
cloudy
cloudy
some clouds
some clouds
clear
some clouds
clear
some clouds
some clouds
light rain
rain shwrs
some clouds
clear
some clouds
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
 km/h
30
NNW
30
NW
30
NW
30
NW
10
WNW
25
SE
40
SSE
30
S
15
SSW
5
WNW
5
W
10
S
55
S
20
NW
45
NNW
35
NNW
35
NW
35
WNW
45
NW
25
NW
15
WSW
30
SSE
20
SSW
20
S
40
SSE
35
S
10
SSE
15
NNW
20
NW
20
NNW
20
NNE
25
S
35
SSE
45
S
45
SE
55
SSE
50
SSE
55
SSE
40
SSE
20
SSE
5
SSE
10
SE
20
SSE
20
SSE
15
SSE
5
E
15
NW
 mm 
6
50
2
1
2
10
4
2
1
1
1
max°C
17
17
17
17
16
15
14
14
15
19
19
17
17
18
17
17
16
16
16
15
14
13
13
12
13
12
11
13
14
14
15
15
15
16
15
13
14
12
12
12
12
12
13
13
12
14
14
Moonrise
9:18
10:14
11:17
12:22
1:30
2:38
3:48
5:00
6:14
7:32
8:53
10:14
11:29
12:34
1:25
Moonset
1:32
2:14
2:49
3:18
3:43
4:06
4:29
4:51
5:17
5:46
6:23
7:09
8:07
9:16
10:30
Sunrise
6:45
6:46
6:47
6:48
6:48
6:50
6:52
6:52
6:54
6:54
6:56
6:56
6:58
6:58
7:00
Sunset
6:04
6:02
6:00
5:59
5:58
5:55
5:54
5:52
5:52
5:50
5:49
5:46
5:45
5:44
5:43
5:40
Today's sea temperature in Long Island is
15.9° C
(Statistics for 08 Apr 1981-2005 – mean: 16.0 max: 17.0 min: 14.0°C)
Issued (local time): 5 pm Wednesday 08 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest