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 — and sunset is at 04:30 PM.

Days 1–4 Weather Summary

Drizzle at first, then turning colder with dusting of snow on Thu morning. Icy conditions (max 5°C on Tue night, min -7°C on Thu night). Winds decreasing (strong winds from the NW on Tue night, light winds from the NE by Wed night).

Days 5–7 Weather Summary

A light covering of new snow, mostly falling on Fri night. Becoming milder with light rain (total 7mm) on Sun night. Icy conditions (max 8°C on Sun night, min -3°C on Fri afternoon). Winds increasing (light winds from the ENE on Fri afternoon, strong winds from the WNW by Mon morning).

Days 8–10 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 2°C on Wed night, min -5°C on Mon night). Winds decreasing (strong winds from the W on Mon night, moderate winds from the W by Wed afternoon).

Days 11–13 Weather Summary

Mostly dry. Temperatures will be below freezing (max -3°C on Sat afternoon, min -9°C on Thu night). Mainly fresh winds.

Tue
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sun
4
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
00:30AM0.28m
12:36PM0.35m
1:15AM0.29m
1:23PM0.34m
2:04AM0.30m
2:14PM0.33m
2:54AM0.31m
3:08PM0.32m
3:47AM0.33m
4:06PM0.31m
4:44AM0.35m
5:10PM0.30m
5:45AM0.37m
6:17PM0.30m
6:47AM0.39m
7:24PM0.31m
7:48AM0.41m
8:25PM0.33m
8:45AM0.43m
9:20PM0.34m
9:38AM0.43m
10:13PM0.35m
10:29AM0.43m
Low Tide
7:10PM-0.01m
7:05AM0.03m
7:47PM-0.00m
7:46AM0.04m
8:26PM0.00m
8:36AM0.05m
9:11PM0.00m
9:42AM0.05m
10:06PM0.00m
10:58AM0.04m
11:09PM0.00m
12:09PM0.02m
00:10AM-0.01m
1:12PM0.00m
1:09AM-0.02m
2:11PM-0.02m
2:07AM-0.03m
3:09PM-0.05m
3:04AM-0.04m
4:04PM-0.06m
4:01AM-0.05m
4:57PM-0.07m
4:56AM-0.05m
Wave
height (m) 
direction
period (s) 
0.7
SSW
4
1
WSW
4
1.3
WNW
5
0.9
NW
4
0.3
SSE
7
1.3
ESE
10
1.2
ESE
10
1.2
ESE
10
0.9
ESE
10
0.5
ESE
10
0.9
E
4
1.5
E
6
1.2
ESE
12
1
ESE
12
0.9
ESE
12
1.3
SSE
4
1.4
SSE
6
1.6
W
5
1.5
W
5
2.1
WSW
6
2
WSW
6
1.7
WSW
5
1.3
W
5
0.9
W
4
0.8
W
4
1.1
SW
4
1.7
SSW
6
1.4
WNW
4
1.3
WNW
4
0.9
W
4
0.9
WNW
4
1
W
4
0.8
WSW
4
1.2
WSW
4
1
W
4
0.6
NW
4
light rain
part cloud
clear
clear
part cloud
light snow
part cloud
part cloud
part cloud
light snow
mod snow
part cloud
clear
part cloud
cloud
light rain
rain showers
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
part cloud
cloud
light snow
part cloud
clear
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
some clouds
clear
clear
some clouds
light snow
some clouds
some clouds
some clouds
light snow
mod snow
some clouds
clear
some clouds
cloudy
light rain
rain shwrs
some clouds
some clouds
some clouds
cloudy
some clouds
clear
clear
some clouds
cloudy
light snow
some clouds
clear
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
 km/h
15
SW
25
W
35
NW
30
NNW
10
WSW
30
SW
30
NW
30
N
25
N
10
ENE
20
ENE
25
ENE
15
ENE
10
E
15
SSE
25
S
30
W
35
WNW
35
W
40
W
40
W
35
W
30
WNW
25
WNW
20
W
25
SW
35
WSW
35
NW
30
WNW
25
WNW
25
WNW
25
W
25
W
30
W
25
WNW
20
NNW
 mm 
1
4
3
max°C
4
5
4
4
2
3
5
-1
-5
-3
-2
-1
0
1
4
7
8
-2
-2
-4
-1
0
-1
-1
-1
2
1
-4
-8
-7
-6
-6
-5
-3
-3
-6
Moonrise
10:22
10:46
11:07
11:30
11:53
12:20
12:54
1:36
2:30
3:37
4:53
Moonset
7:59
9:06
10:13
11:21
12:30
1:43
3:00
4:20
5:38
6:49
7:48
8:34
Sunrise
7:15
7:15
7:15
7:16
7:16
7:16
7:16
7:16
7:16
7:16
7:16
7:16
Sunset
4:30
4:30
4:30
4:31
4:32
4:32
4:34
4:35
4:36
4:37
4:37
4:38
Today's sea temperature in Gilgo Heading, Long Island is
6.9° C
(Statistics for 23 Dec 1981-2005 – mean: 7.9 max: 10.1 min: 6.1°C)
Issued (local time): 6 pm Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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