Chelsea Sea Conditions and Tide Table

Chelsea 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 08:27 PM.

Days 1–4 Weather Summary

Heavy rain (total 34mm), heaviest during Mon night. Very warm air temperatures (max 31°C on Wed afternoon, min 23°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Some drizzle, heaviest during Fri night. Very warm air temperatures (max 34°C on Fri afternoon, min 21°C on Fri night). Wind will be generally light.

Days 8–10 Weather Summary

Heavy rain (total 28mm), heaviest during Mon night. Warm (max 30°C on Mon afternoon, min 21°C on Tue night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Fri morning. Warm (max 26°C on Sat afternoon, min 19°C on Thu morning). Wind will be generally light.

Mon
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Sat
26
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
11:33AM1.54m
11:42PM1.73m
12:22PM1.59m
00:32AM1.67m
1:12PM1.65m
1:26AM1.59m
2:04PM1.70m
2:22AM1.51m
2:58PM1.74m
3:22AM1.45m
3:57PM1.78m
4:28AM1.41m
5:00PM1.81m
5:37AM1.41m
6:04PM1.85m
6:43AM1.46m
7:05PM1.91m
7:41AM1.52m
7:59PM1.94m
8:34AM1.58m
8:49PM1.95m
9:24AM1.62m
9:36PM1.91m
10:13AM1.63m
Low Tide
5:53PM0.15m
6:24AM-0.05m
6:41PM0.18m
7:06AM-0.02m
7:37PM0.22m
7:54AM0.03m
8:45PM0.24m
8:51AM0.07m
9:58PM0.23m
9:55AM0.10m
11:06PM0.18m
10:59AM0.10m
00:08AM0.10m
12:00PM0.08m
1:06AM0.03m
12:59PM0.05m
2:02AM-0.03m
1:56PM0.02m
2:55AM-0.09m
2:51PM0.01m
3:44AM-0.12m
3:42PM0.01m
4:30AM-0.12m
Wave
height (m) 
direction
period (s) 
0.6
SSE
3.0
0.3
ESE
6.0
0.3
ESE
6.0
0.4
SE
3.0
0.2
ESE
6.0
0.3
SE
5.0
0.6
SSE
3.0
0.4
SE
6.0
0.4
SE
6.0
0.4
SSE
6.0
0.3
SSE
7.0
0.3
SSE
7.0
0.4
WNW
3.0
0.4
NNW
3.0
0.2
SSE
7.0
0.3
SE
9.0
0.2
ESE
9.0
0.2
ESE
9.0
0.4
SE
2.0
0.4
SSE
4.0
0.2
ESE
7.0
0.6
SSE
3.0
0.4
SE
4.0
0.3
SE
8.0
0.4
SE
7.0
0.6
E
4.0
0.5
E
6.0
0.5
E
6.0
0.7
E
4.0
1
E
6.0
1.2
E
6.0
1
ESE
8.0
1.1
ESE
8.0
0.9
ESE
8.0
0.6
ESE
8.0
0.5
ESE
8.0
thunderstorm
thunderstorm
thunderstorm
clear
part cloud
clear
thunderstorm
thunderstorm
clear
clear
clear
part cloud
part cloud
rain showers
clear
clear
clear
part cloud
clear
part cloud
thunderstorm
part cloud
thunderstorm
rain showers
thunderstorm
light rain
light rain
cloud
cloud
cloud
cloud
cloud
light rain
rain showers
part cloud
part cloud
risk tstorm
risk tstorm
risk tstorm
clear
some clouds
clear
risk tstorm
risk tstorm
clear
clear
clear
some clouds
some clouds
rain shwrs
clear
clear
clear
some clouds
clear
some clouds
risk tstorm
some clouds
risk tstorm
rain shwrs
risk tstorm
light rain
light rain
cloudy
cloudy
cloudy
cloudy
cloudy
light rain
rain shwrs
some clouds
some clouds
 km/h
10
SSW
10
SW
5
SE
15
ESE
5
WSW
10
S
10
SSE
10
WSW
15
WSW
25
W
5
WSW
15
W
20
WNW
15
NNW
5
N
5
NNW
10
N
5
ESE
20
SE
10
SSW
5
WSW
15
SSE
10
SSW
5
E
15
ENE
15
ENE
10
NE
15
NE
15
ENE
20
NE
20
ENE
15
NE
15
E
20
ESE
10
ESE
10
ESE
 mm 
7
18
4
1
4
1
2
14
4
3
3
2
1
1
max°C
28
25
26
29
27
29
31
29
29
33
30
31
34
28
26
31
29
27
28
27
27
30
28
24
24
23
22
22
22
19
20
20
22
24
24
25
Moonrise
10:52
11:15
11:37
12:03
12:32
1:08
1:53
2:50
3:57
5:11
6:25
7:37
Moonset
9:31
10:41
11:52
1:04
2:19
3:36
4:54
6:06
7:10
8:01
8:41
9:12
9:38
Sunrise
5:37
5:39
5:39
5:39
5:41
5:41
5:43
5:43
5:45
5:45
5:46
5:47
Sunset
8:27
8:25
8:25
8:24
8:23
8:23
8:22
8:22
8:21
8:20
8:20
8:19
Today's sea temperature in Chelsea is 23.5 °C (Statistics for 14 Jul 1981-2005 – mean: 21.6 max: 23.5 min: 18.9°C)
Issued (local time): 1 pm Monday 14 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest