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 05:49 PM.

Days 1–4 Weather Summary

Some drizzle, heaviest during Wed night. Cool air temperatures (max 15°C on Tue night, min 9°C on Wed night). Winds decreasing (strong winds from the NW on Wed afternoon, light winds from the SSW by Thu morning).

Days 5–7 Weather Summary

Moderate rain (total 11mm), heaviest on Fri morning. Cool air temperatures (max 14°C on Thu afternoon, min 11°C on Thu afternoon). Winds decreasing (near gales from the NNW on Fri afternoon, calm by Sat night).

Days 8–10 Weather Summary

Mostly dry. Very mild (max 14°C on Wed morning, min 9°C on Mon afternoon). Winds increasing (calm on Mon night, near gales from the NW by Wed morning).

Days 11–13 Weather Summary

Heavy rain (total 41mm), heaviest during Thu night. Very mild (max 14°C on Wed afternoon, min 8°C on Fri night). Winds decreasing (near gales from the NW on Wed afternoon, calm by Thu afternoon).

Days 14–17 Weather Summary

Mostly dry. Very mild (max 17°C on Sun afternoon, min 11°C on Sun night). Winds increasing (calm on Sat night, strong winds from the NW by Wed morning).

Mon
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
Monday
7
Tuesday
8
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
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
5:42PM0.95m
6:54AM0.91m
7:42PM1.03m
8:10AM1.00m
8:33PM1.14m
8:55AM1.08m
9:09PM1.24m
9:30AM1.15m
9:41PM1.32m
10:02AM1.20m
10:11PM1.38m
10:31AM1.24m
10:39PM1.41m
10:57AM1.26m
11:09PM1.41m
11:22AM1.28m
11:39PM1.39m
11:48AM1.28m
00:11AM1.33m
12:15PM1.27m
00:49AM1.25m
12:45PM1.23m
1:35AM1.15m
1:22PM1.15m
2:36AM1.03m
2:13PM1.04m
4:00AM0.94m
4:29PM0.94m
5:47AM0.92m
Low Tide
00:07AM0.47m
12:25PM0.47m
1:11AM0.37m
1:30PM0.35m
1:54AM0.25m
2:16PM0.23m
2:27AM0.13m
2:51PM0.12m
2:58AM0.03m
3:22PM0.03m
3:28AM-0.06m
3:52PM-0.04m
4:00AM-0.12m
4:23PM-0.08m
4:33AM-0.14m
4:56PM-0.08m
5:08AM-0.11m
5:32PM-0.04m
5:46AM-0.05m
6:11PM0.04m
6:26AM0.04m
6:55PM0.15m
7:12AM0.17m
7:52PM0.28m
8:08AM0.30m
9:20PM0.39m
9:26AM0.40m
11:09PM0.39m
11:01AM0.41m
Wave
Height (m)
Direction
Period (s)
1.2
NW
5
1.3
NW
5
1.2
NW
5
1.2
NW
5
0.8
NW
4
0.9
NNW
4
1.4
NW
5
1.4
NW
6
0.9
SSE
4
0.5
SSE
17
1.3
NNW
5
2.2
NNW
6
3.5
NNW
8
1.7
NNW
9
1.1
NW
9
1.5
NW
5
0.9
NW
7
0.4
NW
7
0.7
NW
4
0.5
NNE
4
0.5
NW
6
0.9
SE
4
0.6
S
11
1.2
NW
4
1.7
NW
6
1.8
NW
6
1.8
NW
6
2
NW
6
1.1
NNW
6
0.7
NNW
6
0.6
NNW
6
1.1
NNW
6
1.5
SSE
5
1.5
SSE
5
1.4
SSE
5
0.9
SSE
4
0.6
SSE
4
0.4
NW
9
0.5
NW
9
0.6
NNW
8
0.8
NNW
9
0.5
NNW
8
0.4
NNW
8
0.4
NNW
8
0.9
NNW
4
1.3
NNW
6
1.2
NNW
6
clear
part cloud
cloud
part cloud
part cloud
cloud
part cloud
rain showers
cloud
part cloud
part cloud
light rain
rain showers
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
rain showers
light rain
mod rain
heavy rain
cloud
cloud
cloud
part cloud
clear
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
some clouds
cloudy
some clouds
some clouds
cloudy
some clouds
rain shwrs
cloudy
some clouds
some clouds
light rain
rain shwrs
clear
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
rain shwrs
light rain
mod rain
heavy rain
cloudy
cloudy
cloudy
some clouds
clear
some clouds
clear
clear
some clouds
clear
some clouds
some clouds
cloudy
some clouds
some clouds
km/h
30
NW
40
WNW
35
WNW
30
NW
25
WNW
30
NW
40
NNW
25
WNW
25
S
10
NNE
40
NNW
55
NNW
60
NNW
30
NW
25
NW
35
NW
10
W
10
NNW
15
NNW
10
NW
15
SSE
30
SSE
0
N
35
NW
40
NW
40
WNW
50
NW
50
NW
20
SSW
15
S
5
NE
40
S
45
SSE
45
SSE
40
S
30
S
20
S
5
SSE
10
N
10
NNW
25
SSE
15
SSE
15
NW
20
NW
35
NW
35
NW
35
NW
 mm
1
5
6
5
1
10
25
max °C
14
12
13
14
15
14
14
15
10
14
13
13
13
13
13
13
12
12
13
12
12
11
11
11
13
13
14
14
13
10
11
10
9
9
9
10
13
14
14
17
13
13
15
16
12
12
13
Moonrise
2:37
3:43
4:49
5:55
7:02
8:09
9:18
10:31
11:45
1:00
2:13
3:17
4:11
4:53
Moonset
5:23
5:55
6:22
6:47
7:08
7:30
7:51
8:15
8:42
9:16
9:59
10:52
11:58
1:12
2:30
Sunrise
7:00
6:58
6:56
6:54
6:54
6:52
6:50
6:48
6:47
6:46
6:43
6:41
6:41
6:39
6:37
Sunset
5:49
5:50
5:51
5:52
5:52
5:53
5:54
5:55
5:57
5:58
5:59
6:00
6:00
6:01
6:02
6:04
Today's sea temperature in Long Island is
11.6°C
(Statistics for 24 Aug 1981-2005 – mean: 12.1 max: 12.8 min: 11.2°C)
Issued (local time): 5 pm Monday 24 Aug 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest