Charleston Sea Conditions and Tide Table

Charleston 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 07:16 AM and sunset is at 05:15 PM.

Days 1–3 Weather Summary

Light rain (total 8mm), mostly falling on Thu night. Cool air temperatures (max 19°C on Thu night, min 9°C on Fri night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 19°C on Wed afternoon, min 5°C on Sun night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Warm (max 22°C on Fri afternoon, min 16°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

Moderate rain (total 10mm), heaviest on Mon night. Warm (max 23°C on Sun afternoon, min 4°C on Tue night). Wind will be generally light.

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
7:25AM1.74m
7:29PM1.38m
8:04AM1.75m
8:06PM1.38m
8:41AM1.74m
8:42PM1.37m
9:17AM1.73m
9:19PM1.38m
9:52AM1.70m
9:59PM1.40m
10:30AM1.66m
10:44PM1.43m
11:12AM1.62m
11:35PM1.48m
11:59AM1.57m
00:32AM1.53m
12:53PM1.51m
1:33AM1.59m
1:53PM1.46m
2:38AM1.67m
2:58PM1.43m
3:42AM1.76m
4:03PM1.43m
Low Tide
1:38PM0.13m
1:34AM0.05m
2:19PM0.12m
2:12AM0.04m
2:58PM0.12m
2:50AM0.05m
3:36PM0.13m
3:29AM0.06m
4:15PM0.13m
4:10AM0.08m
4:55PM0.12m
4:55AM0.11m
5:39PM0.10m
5:47AM0.15m
6:26PM0.08m
6:47AM0.18m
7:20PM0.05m
7:54AM0.20m
8:17PM0.01m
9:03AM0.18m
9:19PM-0.04m
10:11AM0.13m
Wave
height (m) 
direction
period (s) 
1.4
SE
9
1.1
SE
8
0.7
SE
9
0.7
SE
8
0.6
SE
8
0.6
SE
8
0.6
ESE
8
0.5
SE
9
1.1
ENE
4
1.5
E
7
1.5
E
7
1.1
ESE
9
1
ESE
9
0.8
ESE
9
0.7
ESE
9
0.6
ESE
8
0.6
ESE
8
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.7
S
5
0.5
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
ESE
8
0.4
SE
9
0.6
SSE
6
0.7
S
4
0.9
NNE
4
1.3
ENE
6
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
mod rain
light rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
mod rain
light rain
clear
 km/h
25
W
20
WNW
5
NNW
10
ENE
5
ENE
10
WSW
10
WNW
5
NNW
20
NE
25
NE
25
ENE
15
NNE
10
NE
5
SSW
10
W
5
WNW
0
SE
10
E
0
SE
10
S
10
SW
15
WSW
15
WSW
10
W
5
WNW
10
SW
10
W
10
W
10
SW
10
SW
10
WSW
15
SSW
15
W
25
NNE
25
NNE
 mm 
9
1
max°C
17
16
10
16
17
16
16
17
14
8
8
11
17
18
17
18
19
17
19
19
18
21
22
20
21
22
21
22
23
20
21
19
17
8
10
Moonrise
7:09
8:01
8:48
9:28
10:04
10:35
11:04
11:32
11:59
12:29
1:02
1:41
Moonset
4:47
5:42
6:41
7:42
8:43
9:45
10:46
11:48
12:51
1:58
3:09
Sunrise
7:16
7:16
7:18
7:18
7:18
7:18
7:18
7:20
7:20
7:20
7:20
7:20
Sunset
5:15
5:16
5:16
5:17
5:17
5:19
5:19
5:20
5:21
5:21
5:22
5:22
Today's sea temperature in Charleston is
11.2° C
(Statistics for 19 Dec 1981-2005 – mean: 21.2 max: 23.5 min: 18.6°C)
Issued (local time): 12 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest