Bay Shore, Watchogue Creek Entrance, Great South Bay Sea Conditions and Tide Table

Bay Shore, Watchogue Creek Entrance, 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 — and sunset is at 07:01 PM.

Days 1–4 Weather Summary

Moderate rain (total 17mm), heaviest on Sat morning. Icy conditions (max 7°C on Sat morning, min -1°C on Wed afternoon). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Mon morning. Icy conditions (max 11°C on Sat afternoon, min -2°C on Mon night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Freeze-thaw conditions (max 11°C on Fri morning, min 0°C on Wed night). Winds increasing (calm on Tue night, strong winds from the SSW by Thu night).

Days 11–13 Weather Summary

Drizzle on Fri night followed by colder weather and a moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 10°C on Fri afternoon, min -10°C on Sat night). Mainly fresh winds.

Wed
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Monday
30
Tuesday
31
Wednesday
1
Thursday
2
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
10:36PM0.34m
10:56AM0.34m
11:15PM0.36m
11:38AM0.34m
11:56PM0.37m
12:24PM0.33m
00:43AM0.37m
1:15PM0.31m
1:35AM0.36m
2:14PM0.29m
2:34AM0.35m
3:15PM0.28m
3:37AM0.34m
4:19PM0.27m
4:41AM0.32m
5:24PM0.27m
5:47AM0.31m
6:31PM0.27m
6:56AM0.31m
7:37PM0.29m
7:59AM0.32m
8:34PM0.31m
8:54AM0.33m
9:22PM0.34m
9:40AM0.33m
10:04PM0.35m
10:21AM0.33m
Low Tide
4:50PM-0.06m
5:14AM-0.05m
5:30PM-0.07m
6:00AM-0.07m
6:10PM-0.08m
6:46AM-0.07m
6:51PM-0.07m
7:32AM-0.05m
7:33PM-0.05m
8:22AM-0.03m
8:20PM-0.02m
9:21AM0.01m
9:17PM0.02m
10:32AM0.04m
10:31PM0.05m
11:49AM0.04m
11:52PM0.06m
12:55PM0.03m
1:02AM0.05m
1:51PM0.01m
2:02AM0.02m
2:41PM-0.02m
2:55AM0.00m
3:27PM-0.03m
3:44AM-0.02m
4:10PM-0.04m
4:31AM-0.03m
4:50PM-0.04m
Wave
height (m) 
direction
period (s) 
1.2
SSE
9
1.1
SE
9
0.9
SSE
9
0.9
SE
8
0.8
SE
8
0.8
SE
8
1.1
SE
8
1.8
S
6
1.5
S
6
1.4
S
6
1
SE
8
0.9
ESE
8
1
SE
8
1.1
S
5
1.7
E
5
1.6
E
7
1.3
ESE
8
1.1
ESE
8
0.9
ESE
8
0.8
ESE
9
1.2
WSW
4
1.1
SSE
6
0.8
E
9
0.8
SE
4
1
SSE
4
2.5
S
7
3
S
8
2.5
S
8
1.6
SSE
8
1.5
SSE
8
1.6
SE
8
1.4
SE
8
1.1
SE
9
1.1
SE
10
1.2
SE
10
1.1
SE
10
1.1
SE
10
0.8
SE
10
0.6
SE
9
0.5
SE
9
0.5
SE
9
0.2
ESE
8
0.4
SW
3
1
SSW
5
0.8
SSW
5
0.7
SSW
6
0.8
S
6
clear
clear
clear
clear
part cloud
clear
cloud
rain showers
heavy rain
rain showers
part cloud
part cloud
part cloud
cloud
light snow
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
mod snow
light snow
light snow
part cloud
clear
light snow
snow showers
part cloud
cloud
clear
clear
cloud
clear
part cloud
cloud
light snow
light rain
light rain
cloud
clear
clear
clear
clear
some clouds
clear
cloudy
rain shwrs
heavy rain
rain shwrs
some clouds
some clouds
some clouds
cloudy
light snow
some clouds
some clouds
some clouds
clear
some clouds
some clouds
clear
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
mod snow
light snow
light snow
some clouds
clear
light snow
snow shwrs
some clouds
cloudy
clear
clear
cloudy
clear
some clouds
cloudy
light snow
light rain
light rain
cloudy
 km/h
10
S
5
SSE
10
SSE
15
S
10
SW
5
SSW
25
S
25
SSW
15
ENE
15
NE
0
NNE
15
SW
15
SSW
10
NNE
25
NE
20
NNE
20
N
20
N
5
WNW
15
SW
25
WSW
15
SW
10
NE
20
SE
30
S
40
SSW
35
SSW
25
SSW
25
NNW
20
N
30
NNW
25
NW
20
WNW
20
W
20
NW
20
NW
25
NW
15
NW
20
NW
15
NW
10
NNW
10
SSW
10
SSW
15
S
5
N
10
NNE
10
NNE
 mm 
3
14
1
1
1
1
1
1
max°C
0
-1
1
2
5
6
6
6
7
11
9
8
11
9
3
3
2
0
4
4
4
9
8
3
8
9
11
10
3
-5
-5
-6
-7
-3
-3
-7
-4
-5
-6
1
1
-1
1
4
3
4
3
Moonrise
7:04
7:28
7:56
8:29
9:10
10:01
11:03
12:14
1:27
2:41
3:52
5:00
6:06
7:11
8:15
Moonset
6:53
8:05
9:21
10:38
11:57
1:12
2:20
3:16
4:01
4:36
5:04
5:29
5:50
6:11
6:32
Sunrise
6:58
6:56
6:54
6:52
6:52
6:50
6:48
6:47
6:45
6:43
6:41
6:39
6:37
6:37
6:35
Sunset
7:01
7:02
7:04
7:05
7:06
7:07
7:07
7:08
7:09
7:10
7:12
7:14
7:15
7:15
7:16
7:17
Today's sea temperature in Bay Shore, Watchogue Creek Entrance, Great South Bay is
3.7° C
(Statistics for 18 Mar 1981-2005 – mean: 4.5 max: 6.6 min: 2.5°C)
Issued (local time): 1 pm Wednesday 18 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest