Oak Beach, Great South Bay Sea Conditions and Tide Table

Oak Beach, Great South Bay 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 WSW on Thu morning, light winds from the ESE by Fri afternoon).

Days 4–6 Weather Summary

Light rain (total 6mm), mostly falling on Sun night. Icy conditions (max 11°C on Mon afternoon, min -3°C on Sun morning). Winds increasing (light winds from the WNW on Sun morning, strong winds from the WNW by Mon night).

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 7°C on Fri night, min -8°C on Thu night). Winds decreasing (fresh winds from the WSW on Wed night, calm by Fri morning).

Days 10–12 Weather Summary

Some drizzle, heaviest during Sat night. Freeze-thaw conditions (max 8°C on Sat morning, min -6°C on Mon night). Winds increasing (calm on Sun night, fresh winds from the NNW by Mon night).

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
1:18PM0.21m
2:02AM0.18m
2:10PM0.20m
2:52AM0.20m
3:05PM0.20m
3:45AM0.21m
4:02PM0.19m
4:41AM0.22m
5:05PM0.19m
5:43AM0.23m
6:13PM0.19m
6:47AM0.24m
7:20PM0.19m
7:49AM0.25m
8:22PM0.20m
8:45AM0.26m
9:18PM0.21m
9:38AM0.27m
10:10PM0.21m
10:28AM0.26m
11:03PM0.22m
11:18AM0.25m
11:56PM0.21m
Low Tide
7:38AM0.02m
8:20PM0.00m
8:27AM0.03m
9:06PM0.00m
9:33AM0.03m
10:02PM0.00m
10:53AM0.03m
11:05PM-0.00m
12:06PM0.02m
00:07AM-0.01m
1:09PM0.00m
1:05AM-0.02m
2:08PM-0.01m
2:03AM-0.02m
3:06PM-0.02m
3:01AM-0.03m
4:01PM-0.04m
3:58AM-0.03m
4:54PM-0.04m
4:53AM-0.03m
5:44PM-0.05m
5:45AM-0.03m
6:30PM-0.05m
6:34AM-0.02m
Wave
height (m) 
direction
period (s) 
1.4
SW
4
1.4
ESE
10
1.2
N
4
0.8
ESE
10
0.6
E
11
1.1
ESE
4
1.8
E
6
1.3
E
6
0.9
ESE
11
0.6
ESE
11
0.6
ESE
12
0.9
SSW
4
1.8
SSW
7
2
S
8
2.1
WSW
6
1.9
W
6
1.7
W
6
1.2
W
5
1.3
WSW
5
1.2
WSW
5
1.4
SW
5
1.3
SW
5
1.1
NW
4
0.6
W
4
0.2
ESE
11
0.2
ESE
11
0.6
S
3
1.4
S
5
1.3
SSW
5
1
S
6
0.7
SSE
6
0.7
SSE
7
0.5
S
6
0.5
S
6
0.7
NW
3
1
N
4
cloud
part cloud
clear
part cloud
light snow
mod snow
part cloud
clear
clear
cloud
cloud
mod rain
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
rain showers
part cloud
cloud
part cloud
clear
clear
clear
cloudy
some clouds
clear
some clouds
light snow
mod snow
some clouds
clear
clear
cloudy
cloudy
mod rain
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
rain shwrs
some clouds
cloudy
some clouds
clear
clear
clear
 km/h
35
WSW
35
NNW
30
N
20
N
10
ESE
25
ESE
30
ENE
15
NNE
15
NW
10
WNW
15
W
25
S
25
SW
35
WSW
40
WNW
40
WNW
35
WNW
25
W
30
W
25
W
30
WSW
25
W
30
NNW
15
N
0
SW
10
WSW
20
SSW
30
SSW
20
WSW
20
NW
15
N
10
N
5
N
15
NW
25
NNW
30
N
 mm 
6
1
max°C
6
6
-2
-3
-2
1
-1
0
-2
-2
1
7
10
11
4
-1
0
0
1
3
3
3
-2
-6
-4
-2
7
8
8
5
2
3
3
3
3
-2
Moonrise
10:45
11:07
11:29
11:53
12:20
12:53
1:35
2:29
3:36
4:52
6:11
7:27
Moonset
10:13
11:20
12:30
1:43
3:00
4:19
5:38
6:49
7:48
8:34
9:09
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
4:31
4:31
4:32
4:34
4:35
4:35
4:36
4:37
4:37
4:38
4:39
Today's sea temperature in Oak Beach, Great South Bay is
6.7° C
(Statistics for 25 Dec 1981-2005 – mean: 7.9 max: 10.3 min: 5.7°C)
Issued (local time): 6 am Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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