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 07:24 PM.

Days 1–4 Weather Summary

Moderate rain (total 11mm), heaviest on Wed night. Warm air temperatures (max 22°C on Fri morning, min 7°C on Sat morning). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 11mm), heaviest on Sun afternoon. Cool air temperatures (max 11°C on Sat afternoon, min 2°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

Moderate rain (total 15mm), heaviest on Wed night. Very mild (max 12°C on Tue afternoon, min 4°C on Thu night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Very mild (max 12°C on Fri afternoon, min 4°C on Fri night). Wind will be generally light.

Wed
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
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
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
10:39PM3.21m
11:04AM3.19m
11:22PM3.41m
11:51AM3.25m
00:05AM3.56m
12:39PM3.27m
00:51AM3.64m
1:28PM3.23m
1:39AM3.65m
2:19PM3.15m
2:30AM3.58m
3:14PM3.02m
3:25AM3.45m
4:13PM2.90m
4:26AM3.29m
5:17PM2.80m
5:31AM3.14m
6:24PM2.77m
6:40AM3.03m
7:30PM2.80m
7:49AM2.97m
8:32PM2.89m
8:53AM2.95m
9:26PM2.99m
9:50AM2.96m
10:14PM3.09m
10:39AM2.96m
Low Tide
4:32PM0.03m
4:58AM-0.11m
5:16PM-0.07m
5:45AM-0.31m
6:01PM-0.14m
6:32AM-0.44m
6:46PM-0.15m
7:21AM-0.50m
7:34PM-0.11m
8:11AM-0.47m
8:24PM-0.02m
9:04AM-0.37m
9:17PM0.10m
10:01AM-0.22m
10:15PM0.24m
11:01AM-0.05m
11:18PM0.36m
12:05PM0.08m
00:25AM0.42m
1:11PM0.16m
1:34AM0.41m
2:13PM0.19m
2:39AM0.33m
3:10PM0.19m
3:38AM0.22m
4:00PM0.19m
4:30AM0.11m
4:44PM0.20m
Wave
height (m) 
direction
period (s) 
part cloud
rain showers
cloud
part cloud
rain showers
part cloud
rain showers
part cloud
part cloud
part cloud
cloud
light rain
mod rain
rain showers
part cloud
cloud
clear
clear
clear
cloud
light rain
light rain
heavy rain
part cloud
cloud
clear
part cloud
part cloud
clear
clear
clear
cloud
part cloud
part cloud
clear
part cloud
cloud
heavy rain
light rain
cloud
rain showers
light rain
light rain
part cloud
part cloud
cloud
clear
some clouds
rain shwrs
cloudy
some clouds
rain shwrs
some clouds
rain shwrs
some clouds
some clouds
some clouds
cloudy
light rain
mod rain
rain shwrs
some clouds
cloudy
clear
clear
clear
cloudy
light rain
light rain
heavy rain
some clouds
cloudy
clear
some clouds
some clouds
clear
clear
clear
cloudy
some clouds
some clouds
clear
some clouds
cloudy
heavy rain
light rain
cloudy
rain shwrs
light rain
light rain
some clouds
some clouds
cloudy
clear
 km/h
10
E
5
NNE
10
E
10
ESE
15
W
10
NW
10
NE
5
NE
15
E
15
ESE
10
S
10
WNW
15
WNW
20
W
20
NNW
20
NW
10
W
5
W
15
SSW
20
SSW
15
WSW
10
S
5
SSW
20
W
20
W
15
WSW
15
W
15
WNW
10
NW
5
N
15
ESE
10
NNE
10
NE
15
E
5
W
5
SSE
0
SSW
5
SE
15
N
10
NW
0
ESE
5
NE
15
NNE
10
NNW
10
NNW
5
NE
10
W
 mm 
9
1
1
2
8
1
2
2
11
12
2
1
1
1
max°C
20
13
12
15
18
22
13
12
10
11
9
11
10
6
5
6
5
7
12
9
12
11
10
10
11
9
9
12
10
10
11
6
9
10
7
10
12
8
7
7
7
8
8
6
12
16
15
Moonrise
5:18
5:42
6:12
6:49
7:37
8:37
9:47
11:03
12:18
1:31
2:41
3:48
4:53
5:58
7:03
Moonset
5:33
6:49
8:09
9:31
10:52
12:07
1:09
1:57
2:34
3:03
3:27
3:48
4:07
4:26
4:47
Sunrise
6:01
6:00
5:58
5:56
5:56
5:54
5:52
5:50
5:48
5:48
5:47
5:45
5:43
5:41
5:41
Sunset
7:24
7:25
7:27
7:28
7:29
7:30
7:31
7:32
7:34
7:35
7:36
7:37
7:37
7:38
7:40
7:42
Today's sea temperature in Chelsea is
6.5° C
(Statistics for 15 Apr 1981-2005 – mean: 5.4 max: 7.1 min: 3.5°C)
Issued (local time): 1 pm Wednesday 15 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest