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 07:15 AM and sunset is at 04:30 PM.

Days 1–3 Weather Summary

A moderate fall of snow, heaviest on Fri night. Icy conditions (max 6°C on Thu morning, min -5°C on Thu night). Winds decreasing (fresh winds from the NW on Thu afternoon, light winds from the NE by Fri morning).

Days 4–6 Weather Summary

Moderate rain (total 18mm), heaviest on Sun night. Icy conditions (max 11°C on Mon morning, min -3°C on Sun morning). Winds increasing (light winds from the WNW on Sun morning, strong winds from the W by Mon afternoon).

Days 7–9 Weather Summary

A dusting of snow on Thu night. Freezing level rising with drizzle on Thu night. Freeze-thaw conditions (max 3°C on Wed afternoon, min -7°C on Thu morning). Winds decreasing (fresh winds from the W on Wed afternoon, light winds from the WSW by Thu afternoon).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 5°C on Mon afternoon, min -8°C on Sat morning). Winds decreasing (fresh winds from the SW on Sun night, calm by Tue morning).

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
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
Wave Height Map
High Tide
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
11:05PM0.35m
11:20AM0.42m
11:58PM0.35m
Low Tide
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
5:47PM-0.08m
5:48AM-0.05m
6:34PM-0.07m
6:37AM-0.04m
Wave
height (m) 
direction
period (s) 
1.2
SW
4
1.3
ESE
10
1.1
N
4
0.7
ESE
10
0.5
ESE
11
1
ESE
4
1.7
E
6
1.2
E
6
0.9
ESE
11
0.6
ESE
11
0.5
ESE
12
1.1
S
4
1.7
S
7
1.8
S
8
2.4
WSW
6
1.7
W
5
1.5
W
5
1.4
WSW
5
1.5
WSW
5
1.5
WSW
5
1.1
WNW
4
0.4
NW
3
0.2
ESE
12
0.5
S
3
1
SSW
4
1.2
NW
5
0.9
NW
4
0.9
NW
4
0.8
NW
4
0.6
NW
3
0.5
W
3
0.6
SW
4
1.3
SSW
5
1.2
SSW
6
0.8
SSW
6
0.5
S
5
part cloud
clear
clear
cloud
light snow
mod snow
part cloud
part cloud
clear
part cloud
cloud
heavy rain
cloud
rain showers
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
cloud
cloud
light snow
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
part cloud
some clouds
clear
clear
cloudy
light snow
mod snow
some clouds
some clouds
clear
some clouds
cloudy
heavy rain
cloudy
rain shwrs
some clouds
some clouds
clear
some clouds
clear
clear
some clouds
cloudy
cloudy
light snow
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
 km/h
35
WSW
35
NW
30
N
15
NNE
10
SE
20
ESE
30
ENE
15
NNE
15
NNW
10
WNW
10
WSW
25
SSW
25
SW
40
W
45
W
40
WNW
40
WNW
30
W
35
W
35
WSW
30
NW
20
NW
10
WNW
20
S
30
W
30
NW
30
NW
25
NW
25
NW
15
NW
20
W
20
SW
30
SW
25
W
15
W
10
W
 mm 
17
1
1
max°C
6
6
-3
-4
-2
1
-1
0
-2
-2
2
7
11
9
2
-1
-1
-1
2
3
0
-5
-5
3
2
0
-7
-6
-4
-5
-2
0
1
2
5
5
Moonrise
10:46
11:07
11:30
11:53
12:20
12:54
1:36
2:30
3:37
4:53
6:11
7:28
Moonset
10:13
11:21
12:30
1:43
3:00
4:20
5:38
6:49
7:48
8:34
9:09
Sunrise
7:15
7:15
7:16
7:16
7:16
7:16
7:16
7:16
7:16
7:16
7:16
7:16
Sunset
4:30
4:31
4:32
4:32
4:34
4:35
4:36
4:37
4:37
4:38
4:38
4:39
Today's sea temperature in Gilgo Heading, Long Island is
6.9° C
(Statistics for 25 Dec 1981-2005 – mean: 7.7 max: 10.1 min: 5.5°C)
Issued (local time): 12 pm Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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