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 06:56 AM and sunset is at 07:04 PM.

Days 1–3 Weather Summary

Light rain (total 9mm), mostly falling on Thu night. Icy conditions (max 12°C on Sat afternoon, min -1°C on Sat night). Winds increasing (light winds from the SSE on Thu morning, fresh winds from the NW by Thu night).

Days 4–6 Weather Summary

A dusting of snow turning to light rain (total 9mm) on Mon morning. Icy conditions (max 14°C on Mon night, min -2°C on Sun morning). Winds increasing (light winds from the W on Sun afternoon, fresh winds from the SSW by Mon morning).

Days 7–9 Weather Summary

Light rain (total 3mm), mostly falling on Thu morning. Freeze-thaw conditions (max 11°C on Thu afternoon, min -1°C on Fri morning). Winds decreasing (fresh winds from the SSW on Thu morning, calm by Fri night).

Days 10–12 Weather Summary

Mild with light rain (total 2mm) on Sat afternoon. Becoming colder with a light covering of snow, mostly falling on Sat night. Freeze-thaw conditions (max 4°C on Sun night, min 0°C on Sat night). Winds decreasing (fresh winds from the ENE on Sat night, light winds from the ESE by Sun night).

Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
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
2:53PM0.16m
3:09AM0.20m
3:43PM0.16m
4:01AM0.19m
4:39PM0.15m
4:59AM0.19m
5:41PM0.16m
6:04AM0.20m
6:47PM0.17m
7:12AM0.21m
7:51PM0.19m
8:14AM0.22m
8:47PM0.21m
9:09AM0.24m
9:36PM0.23m
9:58AM0.25m
10:22PM0.26m
10:45AM0.25m
11:07PM0.27m
11:32AM0.25m
11:54PM0.27m
12:22PM0.24m
00:44AM0.27m
Low Tide
9:20AM0.03m
9:03PM0.04m
10:10AM0.04m
9:47PM0.05m
11:24AM0.04m
11:03PM0.05m
12:40PM0.04m
00:36AM0.05m
1:40PM0.03m
1:44AM0.03m
2:32PM0.01m
2:42AM0.02m
3:21PM-0.01m
3:37AM-0.01m
4:07PM-0.02m
4:30AM-0.02m
4:54PM-0.04m
5:23AM-0.03m
5:40PM-0.04m
6:14AM-0.04m
6:26PM-0.04m
7:04AM-0.04m
7:11PM-0.04m
Wave
height (m) 
direction
period (s) 
1.3
SE
11
1.4
SE
11
1.7
ESE
10
1.8
ESE
10
1.5
ESE
10
0.8
ESE
10
1
ESE
10
1.1
S
5
1.3
WNW
5
0.8
S
6
0.5
S
6
1.1
S
4
2.3
S
7
1.9
S
8
1.6
SSE
8
1.4
SSE
8
1.1
S
8
1
SSE
7
0.9
SSE
7
0.8
SSE
7
0.6
SSE
7
1.8
S
6
1.4
S
6
1.2
S
6
0.9
SSE
7
0.6
SSE
7
0.6
SSE
7
0.7
SSE
9
1.3
ESE
5
2.1
ESE
7
1.7
ESE
8
1.5
ESE
8
1.2
ESE
8
0.9
ESE
8
1
ESE
8
1
ESE
8
cloud
part cloud
mod rain
clear
clear
clear
cloud
part cloud
clear
part cloud
cloud
light snow
mod rain
cloud
clear
part cloud
part cloud
clear
clear
clear
part cloud
light rain
cloud
clear
part cloud
part cloud
cloud
light snow
light snow
light snow
cloud
cloud
cloud
cloud
cloud
part cloud
cloudy
some clouds
mod rain
clear
clear
clear
cloudy
some clouds
clear
some clouds
cloudy
light snow
mod rain
cloudy
clear
some clouds
some clouds
clear
clear
clear
some clouds
light rain
cloudy
clear
some clouds
some clouds
cloudy
light snow
light snow
light snow
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
 km/h
15
SSE
25
SE
15
WSW
35
NW
35
NW
15
WSW
25
SW
30
W
30
NW
20
NW
15
SW
25
SSE
30
SSW
20
SW
20
W
20
W
25
W
20
WNW
20
WNW
20
W
10
SSE
40
SSW
15
W
30
NW
20
NW
10
W
5
ESE
15
ESE
25
E
30
ENE
20
NE
10
ENE
5
SE
15
E
15
ESE
10
E
 mm 
9
2.0
7
3
1.0
1.0
max°C
8
9
9
5
10
9
8
12
11
-1
4
5
9
13
14
6
9
9
3
8
9
7
11
10
1
7
6
1
2
2
1
3
4
4
4
4
Moonrise
12:44
1:46
2:44
3:35
4:18
4:54
5:24
5:51
6:16
6:41
7:07
7:37
Moonset
9:41
10:24
11:17
12:19
1:29
2:43
3:58
5:15
6:32
7:51
9:11
10:33
Sunrise
6:56
6:54
6:54
6:52
6:50
6:48
6:47
6:45
6:43
6:41
6:39
6:39
Sunset
7:04
7:05
7:06
7:07
7:07
7:08
7:10
7:12
7:13
7:14
7:15
7:15
Today's sea temperature in Oak Beach, Great South Bay is 5.4 °C (Statistics for 20 Mar 1981-2005 – mean: 4.5 max: 6.6 min: 2.5°C)
Issued (local time): 1 am Thursday 20 Mar 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest