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 08:33 AM and sunset is at 04:23 PM.

Days 1–3 Weather Summary

A light covering of new snow, mostly falling on Wed night. Air temperatures will be well below freezing (max -8°C on Thu morning, min -21°C on Fri morning). Winds decreasing (strong winds from the S on Wed afternoon, light winds from the WSW by Thu night).

Days 4–6 Weather Summary

A light covering of new snow, mostly falling on Sat night. Air temperatures will be well below freezing (max -8°C on Sat afternoon, min -32°C on Mon night). Mainly strong winds.

Days 7–9 Weather Summary

Mostly dry. Extremely cold (max -12°C on Wed morning, min -30°C on Tue morning). Winds decreasing (strong winds from the WNW on Wed afternoon, moderate winds from the WSW by Thu night).

Days 10–12 Weather Summary

Mostly dry. Extremely cold (max -19°C on Sat morning, min -26°C on Fri morning). Mainly fresh winds.

Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
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
9:03AM1.80m
9:33PM1.82m
9:49AM1.79m
10:16PM1.83m
10:30AM1.78m
10:56PM1.83m
11:08AM1.77m
11:33PM1.83m
11:46AM1.77m
00:11AM1.81m
12:26PM1.76m
00:50AM1.77m
1:07PM1.73m
1:30AM1.71m
1:51PM1.67m
2:12AM1.64m
2:37PM1.59m
2:58AM1.57m
3:29PM1.51m
3:50AM1.52m
4:31PM1.45m
4:53AM1.50m
5:43PM1.44m
6:03AM1.52m
Low Tide
3:20PM0.24m
3:46AM0.33m
4:04PM0.24m
4:28AM0.32m
4:43PM0.25m
5:06AM0.33m
5:21PM0.26m
5:43AM0.34m
5:59PM0.29m
6:20AM0.36m
6:38PM0.34m
6:58AM0.40m
7:19PM0.41m
7:39AM0.45m
8:02PM0.50m
8:23AM0.52m
8:48PM0.60m
9:14AM0.58m
9:40PM0.68m
10:14AM0.62m
10:41PM0.73m
11:23AM0.63m
11:52PM0.73m
Wave
height (m) 
direction
period (s) 
0.3
SSW
2
0.5
S
3
0.4
S
3
0.2
S
2
0.1
W
2
0.1
W
2
0.1
W
1
0.1
S
1
0.2
E
2
0.2
ENE
2
0.3
NE
2
0.2
N
2
0.4
NW
2
0.4
WNW
2
0.4
WNW
2
0.4
WNW
2
0.4
WNW
2
0.3
W
2
0.3
SW
2
0.4
SW
2
0.5
S
3
0.4
SSW
3
0.4
WSW
2
0.4
W
2
0.4
W
2
0.4
W
2
0.2
WSW
2
0.1
SW
2
0.1
SW
2
0.1
S
2
0
W
1
0.3
NW
2
0.2
WNW
2
0.1
W
2
0
W
1
0
E
1
part cloud
cloud
light snow
light snow
cloud
cloud
cloud
cloud
light snow
cloud
light snow
light snow
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
some clouds
cloudy
light snow
light snow
cloudy
cloudy
cloudy
cloudy
light snow
cloudy
light snow
light snow
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
 km/h
30
SSW
40
S
35
SSW
15
SW
25
WNW
15
WNW
15
SW
15
SSE
20
ENE
25
NNE
20
NNE
40
NW
40
WNW
40
WNW
35
WNW
35
WNW
35
W
30
WSW
30
SW
30
SSW
40
S
35
SW
45
WNW
40
W
40
W
35
W
25
WSW
25
SW
20
SW
15
SSW
15
NW
35
NW
25
WNW
10
SSW
5
SSE
10
E
 mm 
max°C
-16
-14
-9
-8
-10
-17
-19
-16
-12
-10
-8
-8
-18
-21
-25
-28
-29
-31
-27
-27
-17
-12
-17
-24
-24
-25
-26
-25
-25
-23
-19
-19
-22
-22
-21
-22
Moonrise
6:27
7:50
9:08
10:24
11:38
12:52
2:09
3:28
4:49
6:07
7:13
Moonset
9:54
10:05
10:13
10:19
10:25
10:31
10:38
10:47
11:00
11:19
11:51
12:41
Sunrise
8:33
8:32
8:30
8:29
8:27
8:26
8:25
8:23
8:22
8:21
8:19
8:18
Sunset
4:23
4:24
4:27
4:29
4:30
4:32
4:35
4:37
4:38
4:40
4:43
4:45
Today's sea temperature in Long Island is -1.1 °C (Statistics for 15 Jan 1981-2005 – mean: -1.9 max: -1.5 min: -1.9°C)
Issued (local time): 6 am Wednesday 15 Jan 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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