Fort Sumter, Charleston Harbor Sea Conditions and Tide Table

Fort Sumter, Charleston Harbor 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 06:56 AM and sunset is at 07:38 PM.

Days 1–3 Weather Summary

Heavy rain (total 47mm), heaviest during Sun night. Very warm air temperatures (max 31°C on Sun afternoon, min 21°C on Sun night). Mainly fresh winds.

Days 4–6 Weather Summary

Light rain (total 2mm), mostly falling on Tue afternoon. Very warm air temperatures (max 30°C on Thu afternoon, min 24°C on Tue morning). Winds decreasing (fresh winds from the ENE on Tue afternoon, calm by Thu morning).

Days 7–9 Weather Summary

Heavy rain (total 28mm), heaviest during Sat night. Warm (max 32°C on Fri afternoon, min 22°C on Sat night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 7mm), mostly falling on Mon morning. Warm (max 32°C on Mon afternoon, min 21°C on Wed morning). Mainly fresh winds.

Days 13–16 Weather Summary

Mostly dry. Warm (max 27°C on Sat afternoon, min 22°C on Fri morning). Wind will be generally light.

Saturday
5
Sunday
6
Monday
7
Tuesday
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sun
20
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
3:41PM1.78m
4:07AM1.42m
4:50PM1.83m
5:17AM1.50m
5:53PM1.88m
6:20AM1.61m
6:50PM1.93m
7:17AM1.72m
7:41PM1.95m
8:08AM1.81m
8:28PM1.94m
8:55AM1.87m
9:12PM1.89m
9:40AM1.90m
9:53PM1.81m
10:23AM1.88m
10:32PM1.71m
11:05AM1.83m
11:11PM1.61m
11:47AM1.76m
11:50PM1.52m
12:31PM1.69m
00:32AM1.44m
1:18PM1.63m
1:19AM1.37m
2:11PM1.58m
2:13AM1.33m
3:08PM1.57m
Low Tide
9:03AM0.18m
10:06PM0.37m
10:14AM0.15m
11:13PM0.30m
11:20AM0.09m
00:12AM0.20m
12:20PM0.03m
1:04AM0.11m
1:15PM-0.02m
1:50AM0.04m
2:06PM-0.04m
2:34AM-0.00m
2:53PM-0.03m
3:16AM-0.01m
3:38PM0.02m
3:55AM0.02m
4:22PM0.10m
4:34AM0.08m
5:05PM0.19m
5:13AM0.16m
5:49PM0.29m
5:53AM0.24m
6:35PM0.38m
6:37AM0.31m
7:26PM0.46m
7:26AM0.37m
8:22PM0.51m
8:23AM0.41m
Wave
Height (m)
Direction
Period (s)
0.5
SE
6
0.6
SSE
5
0.7
S
4
0.5
S
4
0.6
SE
5
0.4
SSE
5
0.6
ESE
5
1.3
E
6
1.4
E
7
1.4
E
7
1.4
E
7
1.3
ESE
8
1
ESE
7
0.9
E
4
0.7
ESE
7
0.5
SE
7
0.5
SE
8
0.7
S
4
0.5
S
4
0.7
SSW
4
0.6
SSW
4
0.4
SE
8
0.6
SE
8
0.4
SE
8
0.4
SE
8
0.5
SE
8
0.6
SE
8
0.6
S
4
0.7
SE
6
0.8
SSW
4
0.6
ESE
5
1.2
ENE
6
1.4
E
7
1.2
E
7
1.1
E
6
1.1
E
6
0.9
ESE
7
1
E
5
0.7
ESE
7
0.9
ESE
6
0.7
ESE
6
0.7
ESE
6
0.8
E
5
1.1
E
5
1
E
6
1.1
E
7
1.2
E
7
clear
clear
clear
thunderstorm
rain showers
rain showers
part cloud
clear
thunderstorm
part cloud
thunderstorm
part cloud
part cloud
clear
clear
clear
clear
rain showers
thunderstorm
part cloud
thunderstorm
clear
thunderstorm
thunderstorm
rain showers
part cloud
rain showers
thunderstorm
part cloud
thunderstorm
part cloud
thunderstorm
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
risk tstorm
rain shwrs
rain shwrs
some clouds
clear
risk tstorm
some clouds
risk tstorm
some clouds
some clouds
clear
clear
clear
clear
rain shwrs
risk tstorm
some clouds
risk tstorm
clear
risk tstorm
risk tstorm
rain shwrs
some clouds
rain shwrs
risk tstorm
some clouds
risk tstorm
some clouds
risk tstorm
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
km/h
10
SW
20
S
15
WSW
10
WNW
20
SSE
5
ESE
25
NE
35
ENE
30
ENE
30
ENE
35
ENE
25
ENE
25
ENE
20
E
10
SSE
0
E
20
SSW
20
SW
15
WSW
25
SSW
10
WNW
5
WNW
15
SSW
10
N
5
NNW
15
S
15
SW
10
WSW
20
SSW
20
WSW
25
NE
25
NE
30
ENE
25
NE
25
ENE
20
ENE
20
NE
25
E
15
NE
20
NE
20
E
15
E
20
NE
25
ENE
20
ENE
25
NE
25
E
 mm
1
2
43
1
1
1
1
4
2
16
1
4
2
4
1
max °C
29
30
29
29
31
25
26
28
27
27
27
27
27
28
27
28
30
28
30
32
29
27
30
28
25
28
28
30
32
29
26
24
25
23
25
26
24
26
25
25
26
26
26
27
26
25
27
Moonrise
12:36
1:42
2:53
4:05
5:15
6:22
7:26
8:29
9:31
10:32
11:34
12:34
1:32
2:26
3:14
3:58
Moonset
3:52
4:47
5:33
6:12
6:45
7:15
7:44
8:12
8:41
9:13
9:48
10:28
11:14
12:04
1:00
Sunrise
6:56
6:56
6:56
6:58
6:58
6:58
7:00
7:00
7:01
7:01
7:01
7:03
7:03
7:03
7:05
7:05
Sunset
7:38
7:37
7:37
7:35
7:34
7:32
7:30
7:30
7:29
7:27
7:25
7:23
7:22
7:22
7:20
7:19
Today's sea temperature in Fort Sumter, Charleston Harbor is
28.9°C
(Statistics for 05 Sep 1981-2005 – mean: 27.5 max: 28.7 min: 25.8°C)
Issued (local time): 1 am Saturday 05 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest