Gilgo Heading, Long Island Sea Conditions and Tide Table

Gilgo Heading, 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 06:37 AM and sunset is at 06:53 PM.

Days 1–3 Weather Summary

Moderate rain (total 18mm), heaviest on Sun morning. Warm air temperatures (max 21°C on Sun night, min 12°C on Tue afternoon). Winds increasing (light winds from the WNW on Sun night, fresh winds from the NE by Tue night).

Days 4–6 Weather Summary

Heavy rain (total 25mm), heaviest during Fri night. Cool air temperatures (max 18°C on Thu afternoon, min 12°C on Thu morning). Winds increasing (fresh winds from the NE on Thu night, near gales from the NNE by Fri night).

Days 7–9 Weather Summary

Heavy rain (total 33mm), heaviest during Sat afternoon. Very mild (max 15°C on Sat morning, min 13°C on Sun afternoon). Winds decreasing (near gales from the NE on Sat morning, moderate winds from the NNE by Mon night).

Days 10–12 Weather Summary

Moderate rain (total 11mm), heaviest on Tue afternoon. Warm (max 22°C on Wed afternoon, min 10°C on Fri morning). Wind will be generally light.

Days 13–16 Weather Summary

Mostly dry. Very mild (max 19°C on Mon night, min 11°C on Sat morning). Winds decreasing (fresh winds from the NW on Fri afternoon, calm by Sun morning).

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
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
PM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
5:43AM0.27m
6:07PM0.33m
6:43AM0.28m
7:04PM0.34m
7:40AM0.30m
7:58PM0.35m
8:30AM0.32m
8:45PM0.37m
9:13AM0.35m
9:28PM0.38m
9:52AM0.37m
10:07PM0.39m
10:28AM0.40m
10:45PM0.40m
11:04AM0.42m
11:25PM0.39m
11:42AM0.43m
00:07AM0.38m
12:23PM0.43m
00:54AM0.36m
1:11PM0.42m
1:49AM0.34m
2:06PM0.41m
2:51AM0.32m
3:09PM0.39m
3:56AM0.31m
4:15PM0.38m
5:02AM0.31m
5:21PM0.37m
Low Tide
12:32PM0.11m
1:29AM0.09m
1:32PM0.10m
2:18AM0.07m
2:24PM0.08m
3:02AM0.05m
3:12PM0.06m
3:43AM0.02m
3:58PM0.04m
4:23AM0.01m
4:44PM0.02m
5:02AM-0.01m
5:28PM0.01m
5:41AM-0.02m
6:13PM-0.00m
6:20AM-0.02m
6:57PM-0.01m
6:59AM-0.01m
7:42PM-0.00m
7:40AM0.00m
8:30PM0.01m
8:25AM0.02m
9:24PM0.03m
9:17AM0.04m
10:30PM0.05m
10:25AM0.06m
11:46PM0.05m
11:46AM0.07m
Wave
Height (m)
Direction
Period (s)
1
SE
4
1.2
SSE
5
0.9
SSE
5
1
ENE
4
0.9
E
6
1.4
E
6
1.7
E
6
2
ESE
7
2.2
ESE
8
2.3
ESE
9
2.5
ESE
9
2.5
ESE
10
2.5
ESE
11
2.5
ESE
12
2.5
ESE
12
3
ESE
12
3.5
ESE
12
3.5
ESE
11
4
ESE
11
3.5
SE
9
2.5
E
8
3.5
E
10
3.5
ESE
10
3
ESE
10
2.5
E
8
2.3
E
7
1.8
ESE
7
1.3
ESE
6
1
ESE
10
0.7
ESE
10
0.7
ESE
9
0.7
ESE
9
0.9
SSW
5
0.8
WNW
4
0.8
WNW
4
0.9
NW
4
0.9
NW
4
0.9
WNW
4
0.8
WNW
4
0.8
WNW
4
0.9
NW
4
0.4
NW
3
0.3
SE
10
0.3
SE
10
0.4
SSW
3
0.5
S
3
0.7
S
4
light rain
light rain
light rain
part cloud
cloud
part cloud
light rain
light rain
light rain
cloud
part cloud
part cloud
cloud
clear
part cloud
cloud
mod rain
heavy rain
mod rain
mod rain
light rain
mod rain
light rain
light rain
cloud
light rain
cloud
light rain
light rain
part cloud
part cloud
clear
rain showers
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
light rain
light rain
light rain
some clouds
cloudy
some clouds
light rain
light rain
light rain
cloudy
some clouds
some clouds
cloudy
clear
some clouds
cloudy
mod rain
heavy rain
mod rain
mod rain
light rain
mod rain
light rain
light rain
cloudy
light rain
cloudy
light rain
light rain
some clouds
some clouds
clear
rain shwrs
rain shwrs
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
km/h
20
SSE
20
S
20
N
25
NE
15
ENE
25
ENE
30
ENE
30
ENE
30
NE
35
NE
35
ENE
30
NE
35
NE
30
ENE
30
NE
40
NE
50
NNE
60
NNE
55
NE
45
NE
40
NE
50
NE
45
NE
40
NE
40
NE
35
NE
25
NE
15
N
15
NW
15
W
15
W
20
SSW
15
W
20
NW
25
NW
20
NW
25
NW
30
NW
25
WNW
25
NW
30
NW
10
NW
5
NW
10
SSW
15
SSW
20
S
20
S
 mm
3
3
3
4
4
1
8
17
7
6
3
8
3
4
2
2
4
4
1
max °C
19
20
21
17
20
20
14
13
13
14
16
15
14
18
16
14
16
14
15
15
15
15
13
15
15
15
14
14
15
15
19
22
22
16
18
15
12
17
16
13
18
16
14
16
17
18
18
Moonrise
3:57
4:30
4:59
5:24
5:47
6:09
6:32
6:56
7:24
7:58
8:41
9:34
10:38
11:50
1:05
Moonset
12:05
1:06
2:11
3:16
4:22
5:28
6:36
7:46
8:59
10:14
11:30
12:43
1:49
2:43
3:27
4:02
Sunrise
6:37
6:39
6:39
6:41
6:41
6:43
6:43
6:45
6:46
6:47
6:48
6:48
6:50
6:50
6:52
6:52
Sunset
6:53
6:52
6:51
6:49
6:47
6:45
6:44
6:43
6:40
6:38
6:37
6:36
6:34
6:32
6:30
6:29
Today's sea temperature in Gilgo Heading, Long Island is
22.8°C
(Statistics for 20 Sep 1981-2005 – mean: 19.7 max: 21.5 min: 17.1°C)
Issued (local time): 7 am Sunday 20 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest