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 07:05 AM and sunset is at 05:32 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Tue afternoon, min 13°C on Sun morning). Winds increasing (light winds from the NNE on Sun morning, fresh winds from the NNW by Tue afternoon).

Days 4–6 Weather Summary

Heavy rain (total 21mm), heaviest during Wed night. Cool air temperatures (max 15°C on Wed morning, min 10°C on Wed night). Mainly strong winds.

Days 7–9 Weather Summary

Some drizzle, heaviest during Mon afternoon. Very mild (max 14°C on Sun morning, min 9°C on Mon afternoon). Winds increasing (calm on Sat morning, severe gales from the S by Mon afternoon).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 12°C on Wed afternoon, min 10°C on Tue morning). Winds decreasing (near gales from the SSE on Tue morning, moderate winds from the S by Thu night).

Sunday
28
Monday
29
Tuesday
30
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
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
11:31AM1.33m
11:51PM1.43m
12:04PM1.26m
00:24AM1.36m
12:45PM1.18m
1:04AM1.27m
1:37PM1.07m
1:55AM1.16m
2:52PM0.97m
3:08AM1.07m
4:47PM0.93m
4:58AM1.04m
6:26PM1.00m
6:31AM1.13m
7:30PM1.12m
7:33AM1.25m
8:20PM1.26m
8:22AM1.36m
9:04PM1.39m
9:06AM1.44m
9:45PM1.49m
9:47AM1.47m
10:23PM1.54m
Low Tide
5:09PM0.23m
5:22AM0.16m
5:48PM0.29m
6:01AM0.20m
6:33PM0.35m
6:48AM0.27m
7:28PM0.41m
7:50AM0.35m
8:42PM0.45m
9:15AM0.40m
10:10PM0.43m
10:46AM0.36m
11:28PM0.35m
11:56AM0.27m
00:32AM0.24m
12:51PM0.17m
1:26AM0.14m
1:38PM0.10m
2:15AM0.07m
2:23PM0.06m
3:01AM0.03m
3:05PM0.06m
3:44AM0.02m
Wave
height (m) 
direction
period (s) 
0.3
SSW
9
0.2
SSW
8
0.3
NW
2
0.3
N
2
0.3
NNE
3
0.7
NNW
3
0.9
NNW
4
0.9
NNW
4
0.6
NNW
4
0.5
N
3
0.7
NW
4
0.9
NW
7
1
S
8
0.8
S
8
0.5
S
8
0.3
S
7
0.5
SSE
19
1.1
SSE
5
0.5
S
14
0.5
S
13
0.4
SSE
12
0.4
SSE
14
0.5
SSE
13
1.3
NNW
5
1
NW
5
2.5
S
6
3
SSE
7
2
SSE
6
1.7
SSE
6
1.3
SSE
5
0.9
SSE
4
1
SSE
4
1.4
SE
5
1.3
SSE
5
1.2
SSE
5
0.7
SSE
4
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
heavy rain
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
part cloud
light rain
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
heavy rain
some clouds
some clouds
some clouds
clear
some clouds
some clouds
clear
clear
clear
some clouds
clear
some clouds
some clouds
light rain
cloudy
cloudy
cloudy
some clouds
clear
some clouds
some clouds
some clouds
clear
clear
 km/h
15
NNE
20
NNW
15
NW
20
NNW
20
NNW
30
NW
35
NNW
35
NNW
20
NNW
20
NW
20
NW
5
NNE
5
SSW
10
SE
15
SE
5
SW
30
SSE
35
SSE
5
ESE
25
NNW
15
WNW
15
N
25
NNW
40
NW
20
W
70
S
65
SSE
50
SSE
50
SSE
40
SSE
30
SSE
40
SSE
45
SSE
40
SSE
35
SSE
25
S
 mm 
21
1.0
max°C
14
14
14
14
14
14
14
15
15
15
15
12
12
12
12
12
13
12
12
12
12
14
14
14
12
9
10
10
11
11
11
12
12
11
12
12
Moonrise
7:59
9:00
10:09
11:23
12:40
1:56
3:12
4:28
5:45
7:04
8:23
Moonset
11:22
12:21
1:11
1:52
2:25
2:53
3:18
3:42
4:06
4:32
5:03
5:40
Sunrise
7:05
7:07
7:07
7:09
7:09
7:11
7:11
7:13
7:13
7:15
7:16
7:16
Sunset
5:32
5:31
5:30
5:29
5:28
5:27
5:24
5:23
5:22
5:22
5:21
5:20
Today's sea temperature in Long Island is 15.3 °C (Statistics for 28 Apr 1981-2005 – mean: 15.1 max: 16.2 min: 14.0°C)
Nearest