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 07:13 AM and sunset is at 04:29 PM.

Days 1–3 Weather Summary

Some drizzle, heaviest during Mon night. Icy conditions (max 6°C on Sun morning, min -3°C on Sun night). Winds decreasing (fresh winds from the NW on Sun night, light winds from the WSW by Mon night).

Days 4–6 Weather Summary

Light rain (total 9mm), mostly falling on Tue morning. Low air temperatures (max 6°C on Thu afternoon, min 1°C on Tue night). Winds decreasing (fresh winds from the SSW on Tue morning, calm by Wed night).

Days 7–9 Weather Summary

Light rain (total 6mm), mostly falling on Fri morning. Freeze-thaw conditions (max 11°C on Fri afternoon, min -6°C on Sun night). Winds increasing (light winds from the NE on Sat morning, strong winds from the NW by Sun afternoon).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 3°C on Mon night, min -8°C on Tue night). Winds decreasing (fresh winds from the W on Mon night, calm by Wed night).

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
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
10:05AM0.37m
10:31PM0.29m
10:41AM0.37m
11:09PM0.29m
11:17AM0.36m
11:48PM0.28m
11:55AM0.36m
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
Low Tide
5:17PM-0.01m
5:11AM0.02m
5:56PM-0.01m
5:49AM0.02m
6:34PM-0.01m
6:27AM0.02m
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
Wave
height (m) 
direction
period (s) 
1.3
SSE
10
1
SSE
10
1.8
SSW
6
1.6
S
7
1.4
W
4
1.3
WNW
4
0.9
NW
4
0.6
SE
10
0.5
SE
9
1.8
SSW
6
1.5
S
7
1.3
S
7
1
NNW
4
0.5
S
7
0.4
ESE
11
0.8
ESE
11
0.9
ESE
12
0.8
ESE
12
1.2
SSW
5
1.2
S
6
1.2
S
7
0.7
S
8
0.5
S
7
0.9
S
4
0.9
W
4
1.4
WNW
5
1.1
NW
4
0.9
NW
4
0.6
W
4
1.7
SW
5
1.2
WNW
4
1.2
WNW
4
1.1
NW
4
0.9
WNW
4
0.6
WNW
4
0.2
W
3
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
light rain
mod rain
light rain
part cloud
clear
clear
part cloud
clear
clear
part cloud
light rain
part cloud
clear
part cloud
part cloud
rain showers
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
light rain
mod rain
light rain
some clouds
clear
clear
some clouds
clear
clear
some clouds
light rain
some clouds
clear
some clouds
some clouds
rain shwrs
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
some clouds
cloudy
cloudy
 km/h
15
NW
20
SW
35
SW
30
W
30
NW
35
NW
25
NW
20
WNW
15
WSW
40
SSW
25
WSW
35
NW
25
N
15
NNW
5
WSW
25
SW
20
WSW
5
SSW
25
SSW
25
WSW
25
NNW
15
N
15
ESE
20
SW
30
WNW
45
NW
30
NW
25
WNW
20
W
35
W
35
NW
35
NW
30
NW
25
NW
20
WNW
10
WNW
 mm 
1
8
1
5
1
max°C
0
3
5
6
4
-1
0
3
3
3
5
5
3
3
2
5
6
6
9
11
4
-1
3
5
5
3
-3
-2
1
3
-2
-3
-7
-6
-4
-2
Moonrise
8:03
8:48
9:25
9:56
10:22
10:46
11:07
11:30
11:53
12:20
12:54
1:36
Moonset
4:45
5:47
6:52
7:59
9:06
10:13
11:21
12:30
1:43
3:00
4:20
Sunrise
7:13
7:13
7:13
7:13
7:15
7:15
7:15
7:16
7:16
7:16
7:16
7:16
Sunset
4:29
4:29
4:30
4:30
4:30
4:30
4:31
4:32
4:32
4:34
4:35
4:36
Today's sea temperature in Gilgo Heading, Long Island is
6.7° C
(Statistics for 20 Dec 1981-2005 – mean: 8.3 max: 10.1 min: 6.5°C)
Issued (local time): 6 am Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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