Fire Island Coast Guard Station, Long Island Sea Conditions and Tide Table

Fire Island Coast Guard Station, 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 07:11 AM and sunset is at 04:28 PM.

Days 1–3 Weather Summary

Light rain (total 2mm), mostly falling on Mon night. Icy conditions (max 5°C on Sat night, min -3°C on Sun night). Mainly fresh winds.

Days 4–6 Weather Summary

Moderate rain (total 15mm), heaviest on Tue morning. Icy conditions (max 7°C on Thu night, min 0°C on Tue night). Winds decreasing (fresh winds from the NW on Tue night, calm by Wed afternoon).

Days 7–9 Weather Summary

Moderate rain (total 15mm), heaviest on Fri morning. Freeze-thaw conditions (max 10°C on Fri afternoon, min -6°C on Sat night). Winds decreasing (strong winds from the NW on Fri night, light winds from the WNW by Sun afternoon).

Days 10–12 Weather Summary

Heavy rain (total 23mm), heaviest during Mon night. Freeze-thaw conditions (max 7°C on Mon night, min -1°C on Tue night). Winds decreasing (strong winds from the S on Mon night, light winds from the ENE by Thu morning).

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
7:23AM0.64m
7:49PM0.50m
7:59AM0.63m
8:27PM0.49m
8:35AM0.62m
9:06PM0.48m
9:13AM0.61m
9:48PM0.48m
9:54AM0.59m
10:33PM0.49m
10:41AM0.58m
11:22PM0.51m
11:32AM0.56m
00:12AM0.54m
12:26PM0.54m
1:05AM0.57m
1:24PM0.52m
2:02AM0.60m
2:28PM0.52m
3:03AM0.63m
3:35PM0.52m
4:05AM0.67m
4:42PM0.53m
5:06AM0.70m
Low Tide
2:04PM-0.02m
1:58AM0.03m
2:43PM-0.02m
2:36AM0.03m
3:21PM-0.02m
3:14AM0.04m
3:57PM-0.01m
3:52AM0.05m
4:34PM-0.01m
4:33AM0.06m
5:13PM0.00m
5:23AM0.07m
5:58PM0.01m
6:29AM0.08m
6:53PM0.01m
7:45AM0.07m
7:56PM0.00m
8:56AM0.04m
8:57PM-0.02m
9:59AM0.00m
9:56PM-0.03m
10:58AM-0.04m
10:54PM-0.05m
Wave
height (m) 
direction
period (s) 
1.5
SSE
10
1.1
SSE
10
1.9
SSW
5
1.8
S
7
1.6
W
5
1.4
WNW
5
0.9
SE
10
0.7
SE
10
0.8
WSW
4
1.4
SSW
5
1.1
SSW
6
0.9
SSW
7
1
NNE
4
1
E
7
1.1
E
9
1.1
E
9
1.5
SSW
5
1.2
ESE
11
1.1
ESE
12
1.2
ESE
12
1.8
WNW
5
0.9
S
8
0.8
W
5
0.6
S
7
0.3
SSE
7
0.3
SSE
7
0.4
WSW
3
0.6
WSW
3
0.6
SW
3
1.2
SSW
5
1.8
SSW
7
1.5
S
7
1
S
7
0.8
S
6
0.7
S
6
0.9
E
6
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
cloud
light rain
mod rain
light rain
rain showers
part cloud
clear
cloud
light rain
cloud
light rain
heavy rain
light rain
clear
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
heavy rain
light rain
part cloud
clear
clear
part cloud
cloud
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
cloudy
light rain
mod rain
light rain
rain shwrs
some clouds
clear
cloudy
light rain
cloudy
light rain
heavy rain
light rain
clear
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
heavy rain
light rain
some clouds
clear
clear
some clouds
cloudy
 km/h
15
NW
20
SW
35
SW
30
W
35
NW
35
NW
20
NW
15
W
20
WSW
25
SW
15
W
20
NW
25
NNE
5
NNE
15
WSW
20
SW
25
SW
10
SSW
20
SW
20
W
35
NW
25
NNW
25
N
20
N
10
NW
10
WNW
15
W
15
WSW
15
SW
30
S
30
SW
25
WNW
25
N
20
NNE
15
NNE
10
NE
 mm 
2
7
3
1
1
3
13
2
20
3
max°C
0
3
5
5
2
-1
0
3
3
3
2
3
1
2
2
5
6
7
8
10
5
-3
-2
-5
-4
-2
1
2
4
7
6
6
2
3
3
4
Moonrise
8:03
8:47
9:24
9:55
10:21
10:45
11:07
11:29
11:53
12:20
12:53
1:35
Moonset
4:45
5:46
6:52
7:59
9:05
10:12
11:20
12:30
1:43
3:00
4:19
Sunrise
7:11
7:13
7:13
7:13
7:13
7:15
7:15
7:15
7:15
7:16
7:16
7:16
Sunset
4:28
4:29
4:29
4:30
4:30
4:30
4:31
4:31
4:32
4:34
4:34
4:35
Today's sea temperature in Fire Island Coast Guard Station, Long Island is
6.7° C
(Statistics for 20 Dec 1981-2005 – mean: 8.4 max: 10.3 min: 6.7°C)
Issued (local time): 12 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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