Grassy Bay (bridge), Brooklyn Sea Conditions and Tide Table

Grassy Bay (bridge), Brooklyn 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 04:32 PM.

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Fri night. Icy conditions (max 6°C on Thu afternoon, min -5°C on Thu night). Winds increasing (light winds from the W on Wed night, fresh winds from the NNW by Thu afternoon).

Days 5–7 Weather Summary

Moderate rain (total 16mm), heaviest on Mon morning. Icy conditions (max 7°C on Mon morning, min -6°C on Sat night). Winds increasing (light winds from the NW on Sun morning, fresh winds from the W by Mon night).

Days 8–10 Weather Summary

Mostly dry. Freeze-thaw conditions (max 3°C on Thu morning, min -3°C on Tue night). Winds decreasing (fresh winds from the W on Tue afternoon, light winds from the WNW by Thu night).

Days 11–13 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 6°C on Mon afternoon, min -8°C on Sat night). Winds decreasing (fresh winds from the NW on Fri afternoon, light winds from the WNW by Sun morning).

Wed
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
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
Wave Height Map
High Tide
11:36PM1.35m
11:44AM1.57m
00:25AM1.40m
12:35PM1.52m
1:15AM1.47m
1:29PM1.48m
2:08AM1.55m
2:27PM1.43m
3:05AM1.64m
3:31PM1.41m
4:06AM1.73m
4:38PM1.41m
5:08AM1.83m
5:45PM1.45m
6:09AM1.91m
6:46PM1.51m
7:06AM1.98m
7:41PM1.58m
7:59AM2.02m
8:34PM1.62m
8:50AM2.01m
9:26PM1.64m
9:41AM1.94m
Low Tide
5:36PM-0.02m
5:35AM0.17m
6:15PM0.00m
6:25AM0.20m
7:00PM0.01m
7:31AM0.22m
7:55PM0.02m
8:47AM0.19m
8:58PM0.00m
9:58AM0.11m
9:59PM-0.04m
11:01AM0.00m
10:58PM-0.09m
12:00PM-0.11m
11:56PM-0.13m
12:58PM-0.20m
00:53AM-0.19m
1:53PM-0.27m
1:50AM-0.23m
2:46PM-0.33m
2:45AM-0.24m
3:36PM-0.34m
3:37AM-0.23m
Wave
height (m) 
direction
period (s) 
0.6
NNW
4
0.2
ENE
3
0.5
ESE
10
0.5
ESE
10
0.5
ESE
10
0.4
ESE
10
0.3
ESE
10
0.9
ESE
4
1.2
E
6
0.8
E
6
0.5
E
6
0.4
ESE
6
0.3
ESE
11
0.3
ESE
11
0.4
SSE
6
0.8
W
3
0.9
WNW
4
0.9
W
4
0.9
W
4
0.8
W
4
0.6
W
3
0.5
W
3
0.6
SSW
3
0.4
SW
3
0.3
SW
2
0.3
WSW
2
0.4
WNW
2
0.7
NW
3
0.6
NNW
3
0.6
NW
3
0.6
NNW
3
0.4
NW
3
0.1
SE
10
0.1
SE
10
0.6
S
3
0.5
SW
3
clear
part cloud
part cloud
part cloud
part cloud
cloud
light snow
mod snow
snow showers
part cloud
part cloud
part cloud
cloud
mod rain
mod rain
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
clear
part cloud
part cloud
clear
clear
cloud
cloud
light snow
part cloud
clear
some clouds
some clouds
some clouds
some clouds
cloudy
light snow
mod snow
snow shwrs
some clouds
some clouds
some clouds
cloudy
mod rain
mod rain
rain shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
clear
some clouds
some clouds
clear
clear
cloudy
cloudy
light snow
some clouds
 km/h
25
NNW
5
W
25
WSW
30
NW
20
N
15
NNE
10
SE
25
ESE
30
NE
15
N
10
NNW
10
NW
10
WSW
15
S
15
SSW
35
W
40
W
40
W
35
W
30
W
25
W
25
W
25
SW
20
WSW
15
WSW
15
WSW
20
WNW
30
NW
25
NW
30
NW
25
NW
15
NW
5
WNW
10
SSW
25
SW
25
WSW
 mm 
7
8
1
max°C
5
1
5
6
-1
-4
-3
1
-2
-1
-2
-3
0
5
7
6
2
-1
-1
-2
-1
0
0
3
3
2
1
0
-3
-5
-4
-6
-4
0
2
5
Moonrise
10:47
11:09
11:31
11:55
12:22
12:55
1:38
2:32
3:39
4:55
6:13
Moonset
9:08
10:15
11:23
12:32
1:45
3:02
4:22
5:40
6:51
7:50
8:36
9:11
Sunrise
7:16
7:16
7:18
7:18
7:18
7:18
7:18
7:18
7:18
7:18
7:18
7:18
Sunset
4:32
4:32
4:34
4:34
4:35
4:36
4:37
4:37
4:38
4:38
4:39
4:40
Today's sea temperature in Grassy Bay (bridge), Brooklyn is
6.1° C
(Statistics for 24 Dec 1981-2005 – mean: 7.2 max: 9.6 min: 5.5°C)
Issued (local time): 6 pm Wednesday 24 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest