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 06:35 AM and sunset is at 08:37 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 19°C on Sat afternoon, min 14°C on Fri night). Winds decreasing (strong winds from the SSE on Thu night, light winds from the NNW by Fri night).

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 16°C on Sun night, min 15°C on Sun night). Mainly strong winds.

Days 7–9 Weather Summary

Mostly dry. Warm (max 22°C on Sat afternoon, min 15°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 21°C on Sat night, min 14°C on Mon afternoon). Winds increasing (calm on Sat night, near gales from the SSE by Mon afternoon).

Friday
7
Saturday
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tue
18
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
4:08PM1.12m
3:57AM1.04m
5:22PM1.04m
6:40AM0.99m
6:58PM1.02m
8:44AM1.08m
8:33PM1.07m
9:45AM1.21m
9:41PM1.15m
10:29AM1.32m
10:30PM1.23m
11:05AM1.40m
11:08PM1.29m
11:37AM1.44m
11:41PM1.32m
12:04PM1.46m
00:09AM1.34m
12:29PM1.45m
00:34AM1.36m
12:51PM1.43m
00:57AM1.37m
1:12PM1.39m
Low Tide
9:34AM0.31m
9:44PM0.31m
10:56AM0.43m
10:55PM0.44m
12:31PM0.46m
00:22AM0.49m
1:49PM0.40m
1:45AM0.45m
2:48PM0.30m
2:52AM0.34m
3:36PM0.19m
3:45AM0.22m
4:18PM0.08m
4:29AM0.09m
4:55PM-0.00m
5:07AM-0.00m
5:30PM-0.06m
5:40AM-0.06m
6:01PM-0.09m
6:11AM-0.08m
6:31PM-0.08m
6:39AM-0.05m
7:00PM-0.04m
Wave
height (m) 
direction
period (s) 
1
SSE
5
1
SSE
4
0.7
S
4
0.3
SSE
7
0.5
E
14
1
NNW
4
0.7
N
4
0.6
N
5
1.4
SSE
5
1.1
SSE
5
0.7
SSE
4
0.8
S
4
1
SSE
4
1.3
SSE
5
1.1
SSE
5
0.6
SSE
4
0.6
SSE
4
0.6
S
4
0.2
S
12
0.1
SW
12
0.2
N
11
0.2
NNW
11
0.3
NNW
10
0.4
S
3
0.5
NE
4
0.4
NE
3
0.2
N
6
0.4
NE
4
0.4
NE
3
0.2
S
9
1
SSE
4
2.3
SSE
6
1.6
SSE
6
0.8
SSE
4
0.4
S
8
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
clear
some clouds
cloudy
some clouds
some clouds
some clouds
clear
clear
 km/h
35
SSE
35
SSE
25
S
20
NNW
30
NNW
30
N
15
NW
10
E
45
S
35
S
30
SSE
30
SSW
40
SSE
40
SSE
30
SSE
25
SSE
25
SSE
25
S
10
S
5
N
5
SSW
15
SSE
20
SSE
20
SSW
15
NNE
15
NW
5
WNW
20
N
20
N
15
N
45
SSE
60
SSE
45
SSE
25
SSE
15
SE
 mm 
max°C
15
15
15
17
19
18
18
18
16
15
16
16
16
15
16
16
16
16
16
18
18
17
20
20
17
22
21
17
20
19
16
15
14
14
15
Moonrise
4:39
5:46
6:43
7:29
8:05
8:33
8:57
9:17
9:37
9:55
10:14
10:35
Moonset
12:36
1:22
2:18
3:23
4:33
5:43
6:52
7:57
9:01
10:02
11:03
12:04
Sunrise
6:35
6:35
6:37
6:39
6:39
6:41
6:43
6:43
6:45
6:47
6:48
6:48
Sunset
8:37
8:36
8:35
8:32
8:31
8:30
8:30
8:28
8:27
8:25
8:23
8:22
Today's sea temperature in Long Island is 17.1 °C (Statistics for 07 Feb 1981-2005 – mean: 17.6 max: 19.0 min: 16.3°C)
Issued (local time): 12 am Friday 07 Feb 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest