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 06:07 AM and sunset is at 08:54 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 16°C on Sat afternoon, min 13°C on Wed night). Mainly fresh winds.

Days 4–6 Weather Summary

Heavy rain (total 21mm), heaviest during Tue morning. Cool air temperatures (max 19°C on Mon afternoon, min 15°C on Sat night). Winds decreasing (strong winds from the SSE on Sun afternoon, light winds from the S by Tue afternoon).

Days 7–9 Weather Summary

Light rain (total 5mm), mostly falling on Tue night. Very mild (max 17°C on Wed afternoon, min 14°C on Fri afternoon). Winds increasing (calm on Thu afternoon, strong winds from the SSE by Fri afternoon).

Days 10–12 Weather Summary

Moderate rain (total 11mm), heaviest on Sun night. Very mild (max 19°C on Mon afternoon, min 13°C on Sat night). Winds increasing (calm on Sun morning, strong winds from the NNW by Sun night).

Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Mon
27
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
11:57AM1.47m
00:04AM1.30m
12:28PM1.46m
00:36AM1.29m
12:56PM1.42m
1:05AM1.26m
1:22PM1.38m
1:32AM1.23m
1:48PM1.32m
1:59AM1.20m
2:14PM1.26m
2:30AM1.16m
2:45PM1.19m
3:05AM1.11m
3:25PM1.11m
3:50AM1.05m
4:20PM1.04m
4:58AM0.99m
5:43PM0.98m
7:01AM0.98m
7:30PM0.99m
8:48AM1.07m
Low Tide
5:17PM0.02m
5:29AM0.05m
5:54PM-0.03m
6:06AM-0.00m
6:30PM-0.05m
6:41AM-0.03m
7:04PM-0.04m
7:14AM-0.01m
7:38PM-0.01m
7:47AM0.05m
8:12PM0.06m
8:22AM0.15m
8:48PM0.17m
9:01AM0.28m
9:31PM0.29m
9:53AM0.43m
10:27PM0.42m
11:15AM0.54m
11:45PM0.52m
12:53PM0.55m
1:15AM0.53m
2:07PM0.48m
Wave
height (m) 
direction
period (s) 
0.7
SSE
4
0.9
SSE
4
1
S
5
0.8
S
4
0.8
SSE
4
0.9
S
4
0.7
S
4
0.6
S
3
0.7
S
4
0.8
SSE
4
1.3
SSE
5
1.2
SE
5
1.1
SE
5
1.2
SSE
5
0.9
SE
4
0.6
S
3
0.5
N
8
0.4
N
8
0.3
NNW
11
0.6
NNW
10
1.1
NNW
9
0.9
NNW
9
0.6
NNW
9
0.5
NNW
8
0.6
NNW
8
1.1
SSE
4
0.9
SSE
4
0.7
S
7
0.8
SSE
4
0.8
SSE
4
0.4
SSW
8
0.4
SSW
8
1
N
4
1.9
NNW
7
1.5
N
6
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
part cloud
heavy rain
mod rain
light rain
part cloud
light rain
part cloud
part cloud
clear
part cloud
cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
mod rain
rain showers
part cloud
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
clear
some clouds
some clouds
heavy rain
mod rain
light rain
some clouds
light rain
some clouds
some clouds
clear
some clouds
cloudy
clear
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
mod rain
rain shwrs
some clouds
 km/h
30
SSE
35
S
35
S
30
S
30
S
30
S
25
S
25
S
25
SSW
30
SSE
45
SSE
35
SE
35
SSE
40
SSE
30
S
25
SSW
15
S
10
S
5
ESE
20
SSE
35
S
25
S
5
SE
15
NNE
20
S
40
SSE
25
SSE
25
SSE
30
SSE
30
SSE
5
ESE
25
NNW
35
N
40
NNW
35
NNW
 mm 
15
6
3
2.0
9
2.0
max°C
14
14
14
14
15
15
15
16
16
16
18
16
17
19
17
15
16
16
16
17
16
16
17
17
16
14
15
14
14
14
15
17
18
18
19
Moonrise
10:32
10:54
11:14
11:33
11:51
12:11
12:33
1:00
1:33
2:14
3:06
Moonset
8:00
9:08
10:12
11:14
12:15
1:15
2:17
3:20
4:25
5:30
6:31
7:27
Sunrise
6:07
6:09
6:09
6:11
6:11
6:13
6:15
6:16
6:16
6:18
6:20
6:20
Sunset
8:54
8:54
8:53
8:53
8:52
8:52
8:52
8:51
8:50
8:50
8:49
8:47
Today's sea temperature in Long Island is 14.6 °C (Statistics for 16 Jan 1981-2005 – mean: 16.8 max: 18.7 min: 15.2°C)
Issued (local time): 12 am Thursday 16 Jan 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest