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 05:35 AM and sunset is at 08:30 PM.

Days 1–3 Weather Summary

Light rain (total 7mm), mostly falling on Thu night. Very warm air temperatures (max 32°C on Thu afternoon, min 14°C on Tue morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 4mm), mostly falling on Fri night. Very warm air temperatures (max 34°C on Fri afternoon, min 19°C on Sat night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 16mm), heaviest on Mon afternoon. Warm (max 27°C on Tue afternoon, min 19°C on Wed morning). Winds increasing (calm on Mon night, fresh winds from the SW by Wed night).

Days 10–12 Weather Summary

Some drizzle, heaviest during Sun morning. Warm (max 31°C on Sat afternoon, min 18°C on Thu morning). Wind will be generally light.

Days 13–16 Weather Summary

Moderate rain (total 18mm), heaviest on Mon morning. Warm (max 31°C on Sun afternoon, min 18°C on Wed night). Wind will be generally light.

Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wed
24
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
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High Tide
6:17AM0.79m
5:48PM0.67m
7:14AM0.87m
6:43PM0.63m
8:09AM0.95m
7:39PM0.59m
9:02AM1.03m
8:37PM0.57m
9:54AM1.09m
9:35PM0.56m
10:45AM1.14m
10:34PM0.56m
11:35AM1.16m
11:32PM0.57m
12:25PM1.14m
00:30AM0.60m
1:14PM1.10m
1:30AM0.63m
2:03PM1.04m
2:31AM0.67m
2:52PM0.95m
3:34AM0.72m
3:41PM0.86m
4:38AM0.77m
4:30PM0.77m
5:43AM0.82m
5:20PM0.69m
6:46AM0.87m
6:10PM0.62m
Low Tide
12:42PM0.40m
00:23AM0.19m
1:56PM0.38m
1:07AM0.15m
3:03PM0.35m
1:54AM0.12m
4:04PM0.31m
2:43AM0.10m
5:00PM0.28m
3:33AM0.09m
5:52PM0.25m
6:42PM0.23m
5:22AM0.10m
7:29PM0.21m
6:20AM0.13m
8:15PM0.21m
7:20AM0.18m
9:01PM0.20m
8:25AM0.23m
9:45PM0.21m
9:35AM0.29m
10:29PM0.21m
10:49AM0.34m
11:12PM0.21m
12:06PM0.37m
11:56PM0.21m
1:23PM0.39m
Wave
Height (m)
Direction
Period (s)
clear
part cloud
rain showers
cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
part cloud
rain showers
clear
clear
clear
clear
part cloud
part cloud
light rain
mod rain
rain showers
part cloud
thunderstorm
rain showers
light rain
light rain
light rain
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
thunderstorm
part cloud
part cloud
mod rain
light rain
part cloud
part cloud
part cloud
thunderstorm
light rain
light rain
clear
some clouds
rain shwrs
cloudy
some clouds
risk tstorm
risk tstorm
risk tstorm
risk tstorm
clear
some clouds
rain shwrs
clear
clear
clear
clear
some clouds
some clouds
light rain
mod rain
rain shwrs
some clouds
risk tstorm
rain shwrs
light rain
light rain
light rain
clear
some clouds
some clouds
clear
some clouds
some clouds
some clouds
clear
clear
risk tstorm
some clouds
some clouds
mod rain
light rain
some clouds
some clouds
some clouds
risk tstorm
light rain
light rain
km/h
10
SSW
15
SSW
10
S
15
SW
15
SSW
5
SW
15
W
10
WNW
10
SW
10
NW
15
WNW
15
NW
25
NNW
20
NNW
10
NNW
10
W
15
SW
10
S
20
SSE
10
SW
5
W
10
WNW
15
NNW
5
SE
15
E
15
SSW
30
SW
25
WNW
10
NW
5
SW
15
SSW
15
SSW
10
SE
10
S
10
SSW
5
SSE
10
NW
10
WNW
5
N
10
NNE
5
NNE
5
N
5
NE
10
SW
5
SSE
10
ESE
10
ESE
1
1
1
1
3
4
1
6
1
2
1
3
1
1
1
6
3
2
4
3
max °C
19
25
23
21
27
26
28
32
28
29
34
30
25
29
26
26
30
27
20
22
22
26
27
26
20
23
24
21
25
25
25
29
25
28
31
28
28
31
27
23
23
23
26
29
27
20
20
Moonrise
1:40
2:03
2:30
3:02
3:43
4:34
5:38
6:53
8:12
9:29
10:42
11:51
12:57
2:01
3:03
4:06
Moonset
2:22
3:32
4:46
6:05
7:25
8:40
9:44
10:35
11:15
11:47
12:13
12:37
12:59
1:21
1:44
Sunrise
5:35
5:35
5:35
5:35
5:35
5:35
5:35
5:35
5:35
5:35
5:35
5:35
5:35
5:35
5:37
5:37
Sunset
8:30
8:30
8:30
8:30
8:31
8:31
8:31
8:32
8:32
8:32
8:34
8:34
8:34
8:34
8:35
8:35
Today's sea temperature in Charlestown is
23.8° C
(Statistics for 09 Jun 1981-2005 – mean: 15.1 max: 18.9 min: 11.1°C)
Issued (local time): 1 am Tuesday 09 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest