Charlestown Sea Conditions and Tide Table

Charlestown 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 —.

Days 1–4 Weather Summary

Light rain (total 2mm), mostly falling on Sun night. Warm air temperatures (max 27°C on Tue morning, min 18°C on Sun night). Wind will be generally light.

Days 5–7 Weather Summary

Heavy rain (total 51mm), heaviest during Fri afternoon. Warm air temperatures (max 25°C on Sat afternoon, min 17°C on Fri night). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 8mm), mostly falling on Sun morning. Warm (max 24°C on Sat night, min 18°C on Sun morning). Mainly fresh winds.

Days 11–13 Weather Summary

Mostly dry. Warm (max 40°C on Fri afternoon, min 15°C on Tue night). Wind will be generally light.

Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Fri
19
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
Wave Height Map
High Tide
11:28PM1.11m
11:21AM1.76m
00:25AM1.08m
12:13PM1.64m
1:24AM1.08m
1:07PM1.50m
2:25AM1.10m
2:03PM1.35m
3:25AM1.15m
3:02PM1.22m
4:20AM1.21m
4:02PM1.11m
5:10AM1.29m
5:03PM1.03m
5:53AM1.36m
6:01PM1.00m
6:33AM1.43m
6:53PM0.99m
7:11AM1.49m
7:40PM1.00m
7:48AM1.53m
8:23PM1.01m
8:25AM1.57m
Low Tide
5:26PM-0.03m
6:19PM0.03m
5:40AM0.40m
7:12PM0.10m
6:40AM0.48m
8:04PM0.18m
7:48AM0.55m
8:53PM0.24m
9:04AM0.58m
9:40PM0.29m
10:22AM0.58m
10:24PM0.34m
11:32AM0.53m
11:06PM0.37m
12:29PM0.47m
11:47PM0.38m
1:17PM0.39m
00:28AM0.39m
1:58PM0.33m
1:08AM0.40m
2:37PM0.27m
1:48AM0.39m
3:15PM0.22m
Wave
height (m) 
direction
period (s) 
1.8
S
9
1.3
S
8
1.4
E
6
1.1
E
6
0.8
ENE
6
0.8
ENE
6
1
ENE
6
1.1
S
7
1.1
S
6
0.8
SSE
6
1.4
S
6
1.6
S
6
1.3
SSE
6
1.2
SE
6
1.2
SE
6
1.1
ESE
6
0.9
ESE
6
1.2
E
7
1.4
ENE
7
1.1
E
8
0.8
E
8
0.7
E
7
0.7
SE
7
1.6
SSE
6
1.9
S
8
1.5
S
8
1.4
S
8
1.3
S
11
1.2
S
10
1.1
S
10
1.1
S
10
0.9
SSE
10
1
SSE
11
0.9
SE
10
0.8
SSE
12
0.8
SSE
12
light rain
cloud
part cloud
clear
clear
clear
part cloud
light rain
part cloud
thunderstorm
thunderstorm
light rain
mod rain
heavy rain
heavy rain
part cloud
clear
part cloud
rain showers
mod rain
rain showers
part cloud
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
light rain
cloudy
some clouds
clear
clear
clear
some clouds
light rain
some clouds
risk tstorm
risk tstorm
light rain
mod rain
heavy rain
heavy rain
some clouds
clear
some clouds
rain shwrs
mod rain
rain shwrs
some clouds
clear
some clouds
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
 km/h
15
E
15
ENE
25
ENE
10
ENE
5
SSE
20
ENE
25
SSW
25
SSW
10
SSE
10
SSW
25
SSW
25
S
5
ENE
10
NE
15
NNE
10
NNE
0
WNW
20
ENE
5
NNW
5
NW
15
ESE
5
SSE
10
SSE
30
SSE
20
SSE
15
SE
10
SE
5
NNE
10
ESE
20
ENE
5
NNW
10
NW
10
NE
10
W
20
NW
15
NNW
 mm 
1
1
2
4
5
9
12
19
1
6
1
max°C
18
22
24
22
27
27
24
20
21
22
19
19
20
19
19
19
24
25
24
20
23
21
24
22
19
19
20
18
20
22
20
32
36
34
37
40
Moonrise
10:33
11:19
11:56
12:27
12:54
1:19
1:44
2:09
2:37
3:08
3:44
4:25
Moonset
8:35
9:46
10:53
11:56
12:55
1:52
2:48
3:45
4:42
5:40
6:38
7:35
Sunrise
5:37
5:37
5:37
5:37
5:37
5:37
5:37
5:39
5:39
5:39
5:39
5:39
Sunset
7:52
7:52
7:53
7:53
7:54
7:55
7:55
7:57
7:58
7:58
7:59
8:00
Today's sea temperature in Charlestown is
23.0° C
(Statistics for 07 Dec 1981-2005 – mean: 21.7 max: 24.1 min: 19.6°C)
Issued (local time): 10 pm Sunday 07 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest