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 06:54 AM and sunset is at 08:16 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 19°C on Sun morning, min 13°C on Tue night). Winds increasing (calm on Mon morning, strong winds from the SSE by Tue morning).

Days 4–6 Weather Summary

Moderate rain (total 11mm), heaviest on Fri afternoon. Cool air temperatures (max 18°C on Thu morning, min 12°C on Fri afternoon). Winds increasing (light winds from the ESE on Wed morning, strong winds from the SSE by Fri afternoon).

Days 7–9 Weather Summary

Light rain (total 5mm), mostly falling on Sun afternoon. Very mild (max 14°C on Sat afternoon, min 11°C on Sun night). Winds increasing (calm on Sun morning, near gales from the S by Sun night).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 17°C on Thu morning, min 13°C on Tue morning). Winds decreasing (strong winds from the NNW on Wed night, calm by Fri morning).

Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
1
Monday
2
Tuesday
3
Wednesday
4
Thursday
5
Friday
6
Saturday
7
Sunday
8
Mon
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
1:04PM1.48m
1:08AM1.34m
1:37PM1.41m
1:35AM1.31m
2:16PM1.32m
2:06AM1.26m
3:02PM1.21m
2:42AM1.18m
4:04PM1.10m
3:34AM1.06m
5:32PM1.01m
7:02AM0.98m
7:24PM1.01m
8:52AM1.11m
8:52PM1.10m
9:46AM1.25m
9:49PM1.21m
10:27AM1.37m
10:33PM1.29m
11:02AM1.44m
11:10PM1.36m
11:34AM1.48m
11:42PM1.40m
12:02PM1.49m
00:10AM1.43m
12:26PM1.47m
00:34AM1.45m
12:48PM1.43m
Low Tide
6:33PM-0.07m
6:56AM-0.02m
7:11PM0.00m
7:36AM0.08m
7:53PM0.11m
8:22AM0.21m
8:40PM0.25m
9:24AM0.36m
9:39PM0.39m
10:58AM0.47m
11:02PM0.49m
12:41PM0.46m
00:37AM0.48m
1:55PM0.35m
1:56AM0.37m
2:50PM0.22m
2:57AM0.23m
3:36PM0.09m
3:46AM0.10m
4:16PM-0.01m
4:28AM-0.01m
4:54PM-0.08m
5:04AM-0.08m
5:28PM-0.11m
5:38AM-0.10m
6:00PM-0.10m
6:10AM-0.08m
Wave
height (m) 
direction
period (s) 
1.7
NW
6
1.1
NW
6
0.9
SSE
4
0.5
S
10
0.5
S
8
0.9
NNW
4
0.8
NNW
5
1.4
SSE
5
1.1
SSE
5
0.5
SE
10
0.4
SE
10
0.7
NW
4
1.3
NNW
5
1.2
NNW
5
0.5
NNW
5
0.9
SSE
4
1.5
SSE
5
1.4
SSE
6
0.9
SSE
4
0.7
SSE
4
0.2
NNW
13
0.2
W
13
0.7
SSE
3
2.2
SSE
6
1.3
S
9
1.5
S
9
0.9
SSE
10
0.6
S
10
0.6
S
10
0.5
S
10
0.7
S
9
1.1
NNW
4
1.6
NW
6
1.4
NW
5
0.7
NNW
5
0.9
SSE
4
0.3
SSE
6
0.3
NNW
2
0.9
NNW
4
1.1
NW
5
1.4
NW
5
1.4
NW
6
0.7
N
5
0.6
N
4
0.7
N
4
0.8
N
5
1
NNW
5
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
light rain
rain showers
light rain
light rain
rain showers
clear
clear
clear
cloud
light rain
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
light rain
rain shwrs
light rain
light rain
rain shwrs
clear
clear
clear
cloudy
light rain
some clouds
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
45
NW
10
SW
30
SE
5
S
25
NNW
30
NW
15
S
45
SSE
35
S
20
S
20
NNW
30
NNW
40
NW
30
NNW
15
SSE
35
SSE
50
SSE
40
SSE
30
SSE
25
SSE
5
WSW
5
NNW
50
SSE
60
S
40
S
50
SSE
10
W
5
S
10
NE
10
N
25
NNW
40
NNW
40
NNW
25
NW
5
NE
30
S
0
E
25
NNW
30
NNW
25
NW
35
NW
30
NW
15
NNW
25
NNE
25
NNE
25
N
35
NNW
 mm 
1
1
4
4
1
5
max°C
19
18
16
15
16
16
16
14
14
14
17
16
18
18
15
13
12
14
13
14
14
14
13
13
13
14
14
13
15
15
15
16
15
17
17
14
15
16
16
19
18
17
17
17
16
17
17
Moonrise
11:55
1:11
2:28
3:42
4:48
5:43
6:27
7:01
7:29
7:52
8:14
8:34
8:55
9:18
9:43
Moonset
10:15
10:48
11:29
12:21
1:24
2:36
3:52
5:07
6:20
7:29
8:37
9:42
10:47
11:52
12:56
Sunrise
6:54
6:54
6:56
6:58
6:58
7:00
7:01
7:01
7:03
7:05
7:05
7:07
7:07
7:09
7:09
7:11
Sunset
8:16
8:15
8:14
8:13
8:10
8:09
8:07
8:07
8:05
8:02
8:01
8:00
7:59
7:57
7:55
7:53
Today's sea temperature in Long Island is
16.7° C
(Statistics for 22 Feb 1981-2005 – mean: 17.6 max: 19.1 min: 16.3°C)
Issued (local time): 6 am Sunday 22 Feb 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest