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 09:24 PM.

Days 1–4 Weather Summary

Moderate rain (total 10mm) heaviest on Sun morning, then becoming colder with a dusting of snow on Sun night. Icy conditions (max 8°C on Sun morning, min 0°C on Mon afternoon). Wind will be generally light.

Days 5–7 Weather Summary

A moderate fall of snow, heaviest on Thu afternoon. Icy conditions (max 3°C on Tue night, min 0°C on Tue night). Winds increasing (light winds from the NNW on Tue afternoon, near gales from the NNW by Thu night).

Days 8–10 Weather Summary

Mostly dry. Freeze-thaw conditions (max 14°C on Sun afternoon, min -1°C on Fri afternoon). Winds decreasing (fresh winds from the NNW on Fri afternoon, calm by Sat morning).

Days 11–13 Weather Summary

Light rain (total 4mm), mostly falling on Mon night. Freeze-thaw conditions (max 15°C on Mon afternoon, min 0°C on Wed night). Wind will be generally light.

Sat
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thu
30
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
Wave Height Map
High Tide
5:33PM1.54m
6:07AM1.51m
6:40PM1.55m
7:11AM1.56m
7:32PM1.59m
8:00AM1.63m
8:14PM1.64m
8:40AM1.69m
8:51PM1.70m
9:16AM1.73m
9:26PM1.76m
9:52AM1.76m
10:02PM1.79m
10:27AM1.76m
10:38PM1.80m
11:03AM1.76m
11:13PM1.79m
11:38AM1.75m
11:48PM1.76m
12:15PM1.75m
00:24AM1.73m
12:54PM1.75m
1:05AM1.71m
Low Tide
11:12AM0.60m
11:54PM0.65m
12:24PM0.60m
00:57AM0.60m
1:23PM0.57m
1:47AM0.53m
2:10PM0.53m
2:28AM0.45m
2:50PM0.48m
3:07AM0.37m
3:27PM0.44m
3:44AM0.32m
4:03PM0.40m
4:21AM0.28m
4:38PM0.38m
4:57AM0.27m
5:14PM0.38m
5:32AM0.28m
5:50PM0.39m
6:07AM0.30m
6:27PM0.41m
6:44AM0.31m
7:08PM0.43m
7:26AM0.33m
Wave
height (m) 
direction
period (s) 
0.1
NE
2
0
E
1
0.3
SE
2
0.3
SSW
2
0.2
SSW
2
0.1
W
2
0.1
W
2
0.1
W
1
0
W
1
0
W
1
0.1
N
2
0.2
NNE
2
0.3
NNE
2
0.4
N
3
0.6
NNW
3
0.9
NW
4
0.9
NW
3
0.5
NW
3
0.4
NW
3
0.1
NW
2
0
W
1
0
W
1
0.1
E
1
0.1
E
2
0.2
ENE
2
0.2
ENE
2
0.2
E
2
0.2
ENE
2
0.2
ENE
2
0
E
1
0
W
1
0
E
1
0.1
N
1
0.1
N
1
0.1
W
1
0.1
W
2
part cloud
cloud
mod rain
light rain
light snow
part cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
light snow
light snow
light snow
light snow
cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
light rain
light rain
cloud
cloud
cloud
part cloud
part cloud
cloud
some clouds
cloudy
mod rain
light rain
light snow
some clouds
cloudy
some clouds
cloudy
cloudy
some clouds
cloudy
cloudy
light snow
light snow
light snow
light snow
cloudy
some clouds
clear
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
light rain
light rain
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
 km/h
10
ENE
10
SSE
25
SSE
25
SSW
20
WSW
15
W
15
W
15
NW
10
N
10
NNW
15
NNE
25
NE
25
NNE
35
N
45
NNW
55
NNW
50
NNW
35
NNW
30
NNW
15
NW
5
NNW
10
N
10
ENE
10
ESE
25
ENE
20
E
20
E
20
NE
20
ENE
5
S
5
W
10
N
10
NNE
10
NNW
10
W
15
WSW
 mm 
6
4
2.0
2.0
max°C
6
6
8
3
3
1
0
1
2
2
3
1
1
2
2
0
0
0
0
2
4
7
8
12
14
14
13
15
13
10
6
6
4
2
2
2
Moonrise
3:56
5:10
6:27
7:47
9:11
10:36
11:54
12:55
1:37
2:03
2:20
2:32
Moonset
3:40
3:46
3:52
4:00
4:10
4:26
4:50
5:30
6:30
7:51
9:22
10:56
12:28
Sunrise
5:03
5:03
5:01
5:00
4:58
4:56
4:56
4:54
4:52
4:52
4:50
4:50
Sunset
9:24
9:27
9:28
9:30
9:30
9:32
9:35
9:36
9:37
9:38
9:39
9:42
Today's sea temperature in Long Island is -1.0 °C (Statistics for 18 May 1981-2005 – mean: -1.0 max: 0.4 min: -1.9°C)
Nearest