Fire Island Sea Conditions and Tide Table

Fire 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 10:06 AM and sunset is at 03:41 PM.

Days 1–3 Weather Summary

Mostly dry. Air temperatures will be well below freezing (max -6°C on Fri afternoon, min -13°C on Sat night). Winds increasing (light winds from the N on Fri afternoon, strong winds from the N by Sat morning).

Days 4–6 Weather Summary

Mostly dry. Extremely cold air temperatures (max -13°C on Mon morning, min -16°C on Mon night). Mainly fresh winds.

Days 7–9 Weather Summary

Mostly dry. Extremely cold (max -13°C on Sat afternoon, min -18°C on Thu night). Winds decreasing (fresh winds from the N on Thu morning, calm by Fri afternoon).

Days 10–12 Weather Summary

Mostly dry. Extremely cold (max -13°C on Sun morning, min -18°C on Mon night). Wind will be generally light.

Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
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
12:48PM7.82m
1:25AM6.64m
1:45PM7.63m
2:50AM6.68m
2:42PM7.53m
4:01AM6.99m
3:34PM7.55m
4:56AM7.36m
4:18PM7.67m
5:41AM7.66m
4:56PM7.85m
6:19AM7.86m
5:33PM8.06m
6:51AM7.99m
6:09PM8.21m
7:23AM8.08m
6:45PM8.28m
7:58AM8.12m
7:20PM8.24m
8:34AM8.10m
7:56PM8.11m
9:10AM8.05m
8:35PM7.91m
Low Tide
6:28AM1.31m
7:34PM1.54m
7:27AM1.88m
8:40PM1.25m
8:34AM2.26m
9:47PM0.87m
9:41AM2.41m
10:44PM0.48m
10:40AM2.38m
11:31PM0.16m
11:26AM2.29m
00:13AM-0.06m
12:06PM2.17m
00:51AM-0.19m
12:44PM2.05m
1:28AM-0.26m
1:21PM1.96m
2:02AM-0.27m
1:58PM1.89m
2:35AM-0.24m
2:35PM1.84m
3:08AM-0.18m
3:15PM1.80m
3:41AM-0.09m
Wave
height (m) 
direction
period (s) 
0.1
N
2
0.1
N
2
0.4
N
3
0.7
N
3
0.8
N
4
0.7
N
4
0.6
N
3
0.6
N
3
0.7
N
4
0.6
N
3
0.4
N
3
0.3
N
2
0.3
NNE
2
0.3
NNE
2
0.4
NNE
3
0.4
NNE
3
0.5
N
3
0.6
N
3
0.5
N
3
0.4
N
3
0.3
NNE
2
0.1
N
2
0
E
2
0
E
1
0
E
1
0.1
N
2
0
E
2
0.2
N
2
0.1
N
2
0.1
N
2
0.2
NNE
2
0.2
N
2
0.2
N
2
0.2
N
2
0.2
N
2
0.2
N
2
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
 km/h
10
NNE
10
N
25
N
40
NNE
45
N
35
N
30
N
30
N
35
N
35
N
25
N
15
NNE
15
NNE
15
NNE
20
NNE
25
NNE
25
NNE
30
N
30
N
25
NNE
15
NNE
10
NE
5
N
5
NE
10
NNE
10
N
5
NNE
10
NNE
10
N
10
NNE
15
NNE
15
N
15
N
15
NNE
10
N
15
N
 mm 
max°C
-11
-6
-8
-11
-10
-11
-13
-12
-12
-13
-13
-15
-15
-15
-13
-13
-13
-14
-16
-17
-17
-17
-16
-14
-14
-13
-13
-13
-13
-13
-16
-17
-17
-18
-17
-14
Moonrise
1:23
2:49
4:16
5:45
7:19
8:57
10:37
11:59
12:30
12:35
12:35
12:33
Moonset
1:20
1:17
1:15
1:12
1:10
1:10
1:14
1:39
2:58
4:40
6:24
8:04
Sunrise
10:06
10:07
10:07
10:10
10:11
10:11
10:11
10:12
10:14
10:14
10:15
10:15
Sunset
3:41
3:41
3:41
3:41
3:41
3:41
3:41
3:41
3:41
3:42
3:42
3:44
Today's sea temperature in Fire Island is
-1.8° C
(Statistics for 12 Dec 1981-2005 – mean: 5.5 max: 6.5 min: 4.6°C)
Issued (local time): 2 am Friday 12 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest