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 06:26 AM and sunset is at 07:45 PM.

Days 1–3 Weather Summary

Moderate rain (total 11mm), heaviest on Sun morning. Warm air temperatures (max 22°C on Sat morning, min 19°C on Sat night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 4mm), mostly falling on Mon morning. Very warm air temperatures (max 34°C on Wed afternoon, min 17°C on Mon night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 3mm), mostly falling on Fri night. Warm (max 30°C on Fri afternoon, min 21°C on Thu morning). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 27°C on Tue morning, min 21°C on Sun morning). Winds increasing (calm on Mon morning, fresh winds from the ENE by Tue afternoon).

Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Sat
28
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
High Tide
6:15AM1.36m
7:01PM0.94m
7:02AM1.45m
7:44PM1.01m
7:44AM1.53m
8:23PM1.08m
8:21AM1.60m
8:59PM1.16m
8:58AM1.64m
9:35PM1.24m
9:34AM1.64m
10:11PM1.31m
10:11AM1.61m
10:48PM1.37m
10:51AM1.54m
11:28PM1.42m
11:33AM1.43m
00:11AM1.44m
12:20PM1.29m
00:59AM1.45m
1:16PM1.15m
1:56AM1.44m
2:26PM1.03m
3:04AM1.43m
3:53PM0.96m
4:19AM1.45m
5:21PM0.96m
5:32AM1.51m
Low Tide
1:16PM0.39m
00:22AM0.48m
1:55PM0.30m
1:11AM0.42m
2:31PM0.22m
1:54AM0.35m
3:04PM0.14m
2:35AM0.29m
3:36PM0.08m
3:16AM0.25m
4:07PM0.05m
3:57AM0.23m
4:40PM0.05m
4:41AM0.23m
5:13PM0.08m
5:28AM0.25m
5:49PM0.13m
6:20AM0.29m
6:28PM0.22m
7:21AM0.34m
7:13PM0.31m
8:35AM0.38m
8:10PM0.40m
10:03AM0.38m
9:23PM0.46m
11:29AM0.33m
10:45PM0.47m
Wave
height (m) 
direction
period (s) 
2.1
S
9
1.6
S
8
1.2
SSE
8
1.1
SE
7
1.1
SE
7
1.1
SE
7
1.1
ESE
7
1.2
ESE
7
1.1
E
7
1.2
ESE
7
1.3
ESE
6
0.9
ESE
7
0.9
ESE
7
1
ESE
6
1
E
6
0.8
SE
9
1
SE
9
0.9
SE
9
1.2
S
7
1
SE
9
0.9
SSE
8
0.9
SE
8
0.7
SE
8
0.6
SE
7
1
S
5
1.6
S
7
1.5
S
7
1.3
S
7
1.1
S
7
1.3
SSE
7
1.1
SE
7
1.2
SE
7
1.2
ESE
6
1.1
E
7
1.7
E
8
1.5
E
8
1.4
E
9
1.4
E
9
1.6
E
9
1.4
E
9
1.2
E
9
1.1
E
8
1
E
8
1.9
S
7
2.2
SSE
8
2.3
SSE
7
2.3
SSE
7
cloud
cloud
part cloud
part cloud
clear
rain showers
light rain
rain showers
rain showers
rain showers
rain showers
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
light rain
thunderstorm
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
part cloud
cloud
cloud
light rain
mod rain
heavy rain
heavy rain
mod rain
mod rain
cloudy
cloudy
some clouds
some clouds
clear
rain shwrs
light rain
rain shwrs
rain shwrs
rain shwrs
rain shwrs
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
some clouds
some clouds
light rain
risk tstorm
some clouds
cloudy
cloudy
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain shwrs
some clouds
cloudy
cloudy
light rain
mod rain
heavy rain
heavy rain
mod rain
mod rain
 km/h
15
SE
15
SE
10
E
20
E
20
ESE
10
E
15
E
15
ESE
5
ESE
15
ESE
15
ESE
5
N
5
ENE
20
ENE
10
NNW
15
WNW
20
ENE
10
SW
10
S
15
ENE
5
NNE
5
SW
5
E
10
NW
20
S
20
SSE
10
SSE
15
S
15
SE
10
NE
15
E
25
ENE
15
NE
10
ENE
30
ENE
10
NNE
15
E
10
E
5
ENE
0
W
10
ENE
15
WNW
15
S
35
S
25
SE
20
S
25
SW
 mm 
1
3
3
4
2
2
1
2
2
4
8
37
19
7
7
max°C
21
21
21
22
22
21
21
22
21
21
22
21
23
25
22
31
34
28
24
27
26
27
30
25
23
23
22
22
23
22
25
25
24
27
26
24
25
25
23
24
27
25
21
21
21
21
21
Moonrise
1:49
2:45
3:45
4:48
5:51
6:55
7:58
9:02
10:07
11:14
12:24
1:35
2:45
3:50
4:47
5:35
Moonset
5:04
5:50
6:30
7:06
7:37
8:07
8:34
9:03
9:32
10:06
10:45
11:31
12:27
1:31
2:40
Sunrise
6:26
6:28
6:28
6:30
6:31
6:31
6:33
6:33
6:33
6:35
6:35
6:37
6:37
6:39
6:39
6:39
Sunset
7:45
7:45
7:44
7:43
7:42
7:40
7:39
7:38
7:37
7:37
7:36
7:35
7:34
7:31
7:30
7:30
Today's sea temperature in Charlestown is
23.7° C
(Statistics for 13 Feb 1981-2005 – mean: 23.8 max: 25.5 min: 21.7°C)
Issued (local time): 4 am Friday 13 Feb 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest