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 06:54 AM and sunset is at 04:53 PM.

Days 1–3 Weather Summary

Moderate rain (total 10mm), heaviest on Wed night. Cool air temperatures (max 16°C on Mon morning, min 11°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 20mm), heaviest during Thu morning. Cool air temperatures (max 17°C on Sat afternoon, min 12°C on Thu morning). Wind will be generally light.

Days 7–9 Weather Summary

Heavy rain (total 31mm), heaviest during Tue afternoon. Very mild (max 17°C on Sun morning, min 13°C on Tue afternoon). Wind will be generally light.

Days 10–12 Weather Summary

Some drizzle, heaviest during Thu morning. Very mild (max 18°C on Wed afternoon, min 10°C on Thu night). Wind will be generally light.

Days 13–16 Weather Summary

Some drizzle, heaviest during Sat afternoon. Very mild (max 18°C on Sat morning, min 6°C on Mon night). Wind will be generally light.

Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
Tue
7
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
AM
PM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
2:45PM1.26m
2:33AM1.14m
3:37PM1.31m
3:35AM1.04m
4:26PM1.37m
4:36AM0.98m
5:11PM1.42m
5:34AM0.96m
5:53PM1.46m
6:25AM0.97m
6:33PM1.51m
7:11AM0.99m
7:13PM1.54m
7:53AM1.00m
7:51PM1.57m
8:33AM1.02m
8:29PM1.58m
9:11AM1.03m
9:06PM1.58m
9:50AM1.05m
9:42PM1.56m
10:30AM1.07m
10:18PM1.52m
11:11AM1.09m
10:55PM1.46m
11:55AM1.13m
11:35PM1.38m
Low Tide
8:08AM0.25m
8:48PM0.54m
8:53AM0.32m
10:01PM0.52m
9:37AM0.37m
11:06PM0.47m
10:21AM0.40m
11:59PM0.41m
11:06AM0.42m
00:45AM0.35m
11:50AM0.42m
1:26AM0.30m
12:33PM0.42m
2:05AM0.25m
1:14PM0.40m
2:43AM0.22m
1:54PM0.39m
3:20AM0.20m
2:33PM0.39m
3:56AM0.19m
3:12PM0.40m
4:31AM0.18m
3:52PM0.42m
5:06AM0.18m
4:36PM0.46m
5:41AM0.19m
5:24PM0.49m
6:18AM0.20m
Wave
Height (m)
Direction
Period (s)
1.4
S
8
1.6
S
8
1.5
S
8
1.5
S
8
1.4
SSE
8
1.2
SSE
7
1.2
S
7
1.6
S
8
1.4
S
8
1.4
SSE
7
1.4
SSE
8
1.2
SSE
7
1.3
SSE
10
1.2
SSE
9
1.3
SSE
9
1.3
SSE
9
1.3
SSE
9
1.4
SE
9
1.4
SE
9
1.3
SE
9
1.5
ESE
6
1.5
ESE
6
1.4
ESE
6
1.2
E
6
1.2
E
6
1.1
E
6
1.1
E
7
0.8
E
7
0.8
E
7
0.8
E
7
0.8
E
7
0.9
E
7
0.7
E
8
0.8
ESE
7
0.9
SE
8
1.1
SE
8
0.9
SE
8
0.9
ESE
8
0.7
E
8
0.6
E
8
0.7
ESE
8
0.9
S
6
0.9
S
7
1.8
S
9
1.2
S
8
1
S
10
0.9
S
9
clear
clear
part cloud
part cloud
clear
clear
clear
clear
mod rain
light rain
rain showers
rain showers
rain showers
rain showers
clear
rain showers
rain showers
rain showers
cloud
part cloud
rain showers
mod rain
light rain
light rain
light rain
rain showers
part cloud
part cloud
cloud
cloud
light rain
part cloud
clear
clear
clear
clear
part cloud
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
mod rain
light rain
rain shwrs
rain shwrs
rain shwrs
rain shwrs
clear
rain shwrs
rain shwrs
rain shwrs
cloudy
some clouds
rain shwrs
mod rain
light rain
light rain
light rain
rain shwrs
some clouds
some clouds
cloudy
cloudy
light rain
some clouds
clear
clear
clear
clear
some clouds
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
clear
km/h
15
WSW
10
S
10
WSW
10
WSW
10
SSE
10
WSW
10
WSW
15
S
0
SSE
5
WSW
5
SSW
5
NNW
5
W
5
SE
5
NE
5
SE
10
ESE
15
E
15
ESE
10
E
15
ENE
15
NE
20
NE
15
NNE
10
N
15
NE
10
NW
10
NNW
5
NNW
5
NW
10
NW
20
NW
15
WNW
15
WNW
10
NW
10
WNW
15
W
15
W
15
WNW
15
WNW
20
W
10
W
10
WSW
10
SSW
15
NW
15
WNW
5
SSW
 mm
10
5
3
4
2
1
1
1
3
11
6
4
2
1
7
1
1
max °C
16
16
15
16
15
14
15
16
15
13
15
15
15
16
16
16
17
17
17
17
16
16
16
16
15
14
13
17
18
16
16
16
13
16
17
13
18
15
12
15
16
10
13
14
12
14
15
Moonrise
11:49
12:15
12:43
1:13
1:46
2:25
3:10
4:00
4:56
5:54
6:54
7:53
8:52
9:51
10:51
Moonset
12:36
1:34
2:33
3:31
4:30
5:27
6:21
7:10
7:54
8:32
9:05
9:34
10:02
10:28
10:55
Sunrise
6:54
6:56
6:56
6:56
6:56
6:56
6:56
6:56
6:56
6:56
6:56
6:56
6:56
6:56
6:56
6:56
Sunset
4:53
4:53
4:53
4:54
4:54
4:54
4:55
4:55
4:55
4:57
4:57
4:58
4:58
4:58
4:59
4:59
Today's sea temperature in Charlestown is
19.4° C
(Statistics for 22 Jun 1981-2005 – mean: 19.1 max: 21.6 min: 17.3°C)
Issued (local time): 9 am Monday 22 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest