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 06:09 AM and sunset is at 05:34 PM.

Days 1–3 Weather Summary

A dusting of new snow. Icy conditions (max 5°C on Wed night, min -6°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Tue morning, min 4°C on Sat night). Wind will be generally light.

Days 7–9 Weather Summary

A dusting of snow turning to light rain (total 9mm) on Thu morning. Freeze-thaw conditions (max 17°C on Wed night, min -5°C on Thu night). Winds increasing (calm on Wed morning, fresh winds from the NNW by Thu afternoon).

Days 10–12 Weather Summary

Light rain (total 3mm), mostly falling on Sun morning. Freeze-thaw conditions (max 6°C on Sun afternoon, min -4°C on Fri night). Winds increasing (calm on Fri night, fresh winds from the W by Sun night).

Thursday
5
Friday
6
Saturday
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Fri
20
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
Wave Height Map
High Tide
12:20PM3.05m
00:39AM3.02m
1:01PM2.91m
1:16AM2.95m
1:43PM2.76m
1:55AM2.86m
2:26PM2.60m
3:36AM2.76m
3:12PM2.44m
3:21AM2.65m
4:03PM2.30m
4:13AM2.56m
5:01PM2.21m
5:12AM2.51m
6:04PM2.18m
6:14AM2.51m
7:05PM2.22m
7:14AM2.58m
7:59PM2.33m
8:07AM2.69m
8:45PM2.48m
8:54AM2.82m
9:25PM2.65m
9:37AM2.94m
10:03PM2.84m
10:19AM3.04m
10:40PM3.01m
11:00AM3.11m
Low Tide
6:29PM-0.09m
6:51AM-0.10m
7:06PM0.04m
7:32AM-0.01m
7:44PM0.19m
8:15AM0.11m
8:24PM0.34m
9:00AM0.23m
9:07PM0.48m
9:50AM0.36m
9:56PM0.61m
10:47AM0.46m
10:53PM0.68m
11:50AM0.50m
11:54PM0.70m
12:52PM0.48m
00:56AM0.65m
1:47PM0.39m
1:51AM0.53m
2:34PM0.27m
2:40AM0.37m
3:14PM0.14m
3:24AM0.19m
3:53PM0.01m
4:06AM0.01m
4:30PM-0.09m
4:48AM-0.16m
5:08PM-0.16m
Wave
height (m) 
direction
period (s) 
1.4
ENE
4
1.6
E
6
1.5
E
6
1.7
ESE
8
1.7
ESE
8
1.6
ESE
9
1.5
ESE
9
1.6
ESE
9
1.6
ESE
9
1.3
ESE
9
1
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
9
1
SSE
5
0.8
ESE
8
0.6
ESE
8
0.9
ENE
4
1
E
5
0.9
ESE
6
1.5
SSE
6
1.2
SSE
7
0.9
SSE
8
0.9
NNE
4
0.7
ESE
11
0.6
ESE
10
0.8
ESE
4
0.9
SE
6
0.9
ESE
6
1.2
SE
8
1.4
SE
8
1.4
SE
8
1.2
ESE
8
0.6
SE
8
0.6
SE
8
1.9
SE
6
3
SE
9
2.3
SE
9
1.7
SE
9
1.2
SE
9
1.1
SE
9
1.1
SE
9
0.7
SE
9
0.8
SE
10
1.5
S
5
1.8
S
6
cloud
cloud
light snow
cloud
cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
clear
part cloud
clear
clear
part cloud
light snow
cloud
light rain
light rain
light rain
part cloud
clear
part cloud
cloud
part cloud
clear
cloud
light rain
part cloud
clear
clear
cloud
heavy rain
rain showers
clear
clear
part cloud
part cloud
clear
clear
clear
cloud
cloud
cloudy
cloudy
light snow
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
clear
clear
clear
clear
some clouds
clear
clear
some clouds
light snow
cloudy
light rain
light rain
light rain
some clouds
clear
some clouds
cloudy
some clouds
clear
cloudy
light rain
some clouds
clear
clear
cloudy
heavy rain
rain shwrs
clear
clear
some clouds
some clouds
clear
clear
clear
cloudy
cloudy
 km/h
25
ENE
15
ENE
15
NE
15
NE
15
E
5
SSE
20
SSW
25
SSW
20
SW
10
N
5
SSW
10
SW
15
SW
20
SSW
20
SW
15
WNW
10
N
15
ENE
15
E
5
SSW
20
SW
10
NNE
20
NNW
20
NNW
10
ENE
15
SE
10
S
5
NNE
10
ESE
5
S
20
S
20
WSW
25
W
5
SSW
15
SSE
35
ESE
25
SSW
30
WSW
20
W
15
NW
25
NNW
20
NNW
5
S
15
SSE
25
SSW
30
S
 mm 
1
5
3
3
29
2
max°C
-4
-5
-5
-2
-2
0
2
4
9
7
8
5
12
13
11
15
14
4
2
5
17
7
3
-2
-4
-4
-1
1
1
2
3
6
3
4
2
9
9
8
1
1
0
-7
-4
-1
1
5
Moonrise
8:16
9:23
10:30
12:36
1:40
2:40
3:32
4:17
4:53
5:23
5:48
6:10
6:30
6:50
7:12
Moonset
6:53
7:12
7:33
8:57
9:27
10:03
10:48
11:43
12:44
1:52
3:03
4:14
5:27
6:40
7:56
Sunrise
6:09
6:07
6:05
7:05
6:03
6:01
5:58
5:58
5:56
5:54
5:52
5:50
5:48
5:47
5:45
5:43
Sunset
5:34
5:35
5:37
6:37
5:38
5:39
5:42
5:43
5:44
5:45
5:46
5:47
5:49
5:50
5:51
Today's sea temperature in Long Island is
1.7° C
(Statistics for 05 Mar 1981-2005 – mean: 2.8 max: 4.1 min: 1.5°C)
Issued (local time): 12 am Thursday 05 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest