Greenwich Pier, Cohansey River Bay Sea Conditions and Tide Table

Greenwich Pier, Cohansey River 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 04:38 PM.

Days 1–4 Weather Summary

Heavy rain (total 25mm), heaviest during Thu night. Icy conditions (max 14°C on Thu night, min -3°C on Fri night). Winds decreasing (strong winds from the W on Fri afternoon, light winds from the S by Sat afternoon).

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 5°C on Sun afternoon, min -4°C on Sun night). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Mon afternoon).

Days 8–10 Weather Summary

Light rain (total 2mm), mostly falling on Thu morning. Very mild (max 18°C on Fri afternoon, min 3°C on Wed night). Winds increasing (calm on Wed afternoon, fresh winds from the WSW by Fri morning).

Days 11–13 Weather Summary

Mostly dry. Freeze-thaw conditions (max 8°C on Sat afternoon, min 0°C on Sat night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
9:36PM1.35m
9:50AM1.62m
10:17PM1.32m
10:27AM1.60m
10:56PM1.30m
11:02AM1.59m
11:33PM1.28m
11:37AM1.58m
00:09AM1.29m
12:14PM1.59m
00:46AM1.31m
12:54PM1.59m
1:26AM1.35m
1:40PM1.58m
2:12AM1.40m
2:30PM1.56m
3:03AM1.46m
3:26PM1.52m
4:00AM1.51m
4:28PM1.48m
5:00AM1.57m
5:32PM1.44m
6:02AM1.63m
Low Tide
3:49PM-0.03m
3:41AM-0.01m
4:33PM-0.03m
4:22AM-0.01m
5:15PM-0.03m
5:02AM-0.01m
5:55PM-0.02m
5:40AM-0.01m
6:35PM-0.00m
6:18AM-0.01m
7:13PM0.00m
7:53PM0.00m
7:44AM-0.01m
8:34PM-0.01m
8:37AM0.00m
9:19PM-0.03m
9:37AM0.01m
10:08PM-0.05m
10:41AM0.02m
11:01PM-0.06m
11:48AM0.02m
11:57PM-0.07m
12:54PM-0.00m
Wave
height (m) 
direction
period (s) 
0.4
SE
3
0.6
SSE
4
0.7
SSW
3
1
W
4
0.7
WNW
4
0.3
WNW
3
0.1
S
2
0.6
S
3
0.4
WSW
3
0.6
WNW
3
0.7
NW
4
0.4
NW
3
0.2
NNW
2
0.1
SW
2
0.5
S
3
0.4
SW
3
0.1
W
2
0.1
NW
2
0.1
N
2
0.1
S
1
0.3
S
2
0.4
SSW
3
0.4
SSW
3
0.6
SW
3
0.3
WSW
3
0.3
W
2
0.4
NNW
3
0.2
NNW
2
0.1
NW
2
0.1
NE
2
0
E
3
0.1
E
2
0
E
9
0.1
NW
2
0.1
N
2
0
E
3
part cloud
heavy rain
mod rain
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
light rain
cloud
rain showers
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
some clouds
heavy rain
mod rain
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
some clouds
light rain
cloudy
rain shwrs
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
 km/h
15
SE
30
SSE
30
W
45
W
30
WNW
15
NW
10
S
25
SSW
20
W
30
WNW
25
WNW
20
NW
10
NNW
10
SW
25
SSW
15
WSW
10
WNW
10
NW
5
NNW
5
S
20
S
15
SSW
20
SW
30
WSW
15
WSW
20
WNW
20
NNW
15
NNW
10
N
10
ENE
5
SE
5
ESE
5
WNW
10
NNW
10
NNE
5
E
 mm 
19
6
1
1
max°C
11
14
11
5
-1
1
3
4
7
5
-3
-1
0
0
1
2
5
5
6
4
7
9
12
17
18
15
8
8
4
3
4
4
7
8
4
3
Moonrise
7:14
8:06
8:51
9:29
10:00
10:28
10:52
11:15
11:38
12:03
12:31
1:05
Moonset
3:15
4:03
4:58
6:00
7:04
8:10
9:16
10:22
11:29
12:38
1:49
3:05
Sunrise
7:16
7:16
7:16
7:18
7:18
7:18
7:18
7:18
7:20
7:20
7:20
7:20
Sunset
4:38
4:39
4:39
4:40
4:40
4:42
4:42
4:43
4:44
4:44
4:45
4:45
Today's sea temperature in Greenwich Pier, Cohansey River Bay is
3.7° C
(Statistics for 18 Dec 1981-2005 – mean: 6.3 max: 9.0 min: 3.4°C)
Issued (local time): 6 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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