Coral Harbor, Saint Johns Island Sea Conditions and Tide Table

Coral Harbor, Saint Johns Island 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 — and sunset is at 06:25 PM.

Days 1–4 Weather Summary

Light rain (total 5mm), mostly falling on Sat night. Warm air temperatures (max 25°C on Sat afternoon, min 25°C on Sat afternoon). Mainly strong winds.

Days 5–7 Weather Summary

Moderate rain (total 11mm), heaviest on Fri morning. Warm air temperatures (max 25°C on Tue afternoon, min 24°C on Wed night). Mainly fresh winds.

Days 8–10 Weather Summary

Light rain (total 7mm), mostly falling on Sat night. Warm (max 25°C on Fri afternoon, min 25°C on Fri afternoon). Mainly fresh winds.

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Wed night. Warm (max 26°C on Tue afternoon, min 25°C on Mon afternoon). Mainly fresh winds.

Sat
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
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
night
Wave Height Map
High Tide
00:28AM0.18m
10:21AM0.07m
1:23AM0.18m
10:39AM0.06m
2:33AM0.18m
3:47AM0.18m
4:46AM0.19m
5:34AM0.20m
6:15AM0.21m
2:59PM0.06m
6:51AM0.22m
4:51PM0.08m
7:22AM0.22m
6:12PM0.10m
7:51AM0.20m
7:27PM0.13m
8:15AM0.18m
8:34PM0.17m
8:35AM0.15m
9:39PM0.20m
8:49AM0.12m
10:40PM0.23m
9:03AM0.09m
Low Tide
4:57PM-0.04m
8:07AM0.06m
5:33PM-0.05m
9:31AM0.06m
6:15PM-0.06m
7:02PM-0.07m
7:54PM-0.07m
8:48PM-0.06m
9:41PM-0.05m
2:36PM0.06m
10:37PM-0.04m
2:27PM0.07m
11:41PM-0.02m
2:38PM0.07m
00:49AM0.00m
2:41PM0.06m
1:53AM0.02m
2:41PM0.04m
2:54AM0.04m
2:53PM0.02m
4:08AM0.06m
3:15PM-0.02m
5:58AM0.07m
3:43PM-0.05m
Wave
height (m) 
direction
period (s) 
1.4
E
6
1.3
E
6
1.4
ESE
6
1.3
E
6
1.5
E
6
1.3
E
6
1.3
E
6
1.4
E
5
1.2
E
6
1.2
E
6
1.2
E
5
1.1
E
5
1
E
6
1
E
5
1
E
5
1
ENE
8
0.9
ENE
8
0.9
E
5
0.8
E
6
0.9
E
4
0.9
ESE
5
1
E
5
1
E
5
1.1
E
5
1.1
E
5
1.3
E
5
1.3
ESE
6
1.2
E
7
1.3
ESE
5
1.2
SE
6
1.1
SE
6
1
ENE
9
1
E
8
0.9
ENE
9
0.9
ENE
9
0.9
E
8
0.9
ENE
9
0.8
ENE
9
0.6
NE
10
0.6
NE
9
0.6
NE
9
0.6
NE
9
0.6
NE
9
0.7
NE
9
0.9
NNE
6
1.1
NE
5
1
NE
5
clear
thunderstorm
rain showers
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
rain showers
clear
clear
thunderstorm
clear
clear
thunderstorm
thunderstorm
clear
clear
clear
clear
rain showers
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
rain showers
clear
thunderstorm
clear
clear
clear
clear
clear
thunderstorm
rain showers
part cloud
part cloud
clear
risk tstorm
rain shwrs
clear
clear
clear
clear
risk tstorm
risk tstorm
risk tstorm
rain shwrs
clear
clear
risk tstorm
clear
clear
risk tstorm
risk tstorm
clear
clear
clear
clear
rain shwrs
risk tstorm
risk tstorm
risk tstorm
clear
clear
clear
clear
clear
clear
clear
clear
rain shwrs
rain shwrs
clear
risk tstorm
clear
clear
clear
clear
clear
risk tstorm
rain shwrs
some clouds
some clouds
 km/h
35
E
35
E
35
E
35
E
40
E
35
E
35
E
35
E
35
E
35
E
35
E
35
E
30
ENE
30
E
30
E
30
E
25
ESE
30
E
25
E
30
E
30
E
30
ENE
30
ENE
30
E
30
E
35
E
30
E
30
E
35
ESE
30
ESE
25
ESE
25
ESE
25
ESE
25
ESE
25
E
25
ESE
20
E
20
ENE
20
E
15
NE
20
ENE
20
NE
25
NE
25
ENE
30
ENE
35
NE
30
NE
 mm 
1
1
2
1
2
1
1
4
3
1
1
1
4
1
1
2
2
1
max°C
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
24
25
25
25
25
25
25
25
25
25
25
25
25
25
26
26
25
25
25
25
26
25
25
25
25
25
25
25
24
24
24
Moonrise
10:12
11:05
11:58
12:52
1:44
2:34
3:20
4:04
4:44
5:22
5:59
6:37
7:16
7:58
8:45
Moonset
9:35
10:17
11:02
11:52
12:44
1:39
2:35
3:31
4:26
5:22
6:17
7:14
8:13
9:16
10:21
Sunrise
6:31
6:31
6:31
6:30
6:28
6:28
6:28
6:26
6:26
6:24
6:24
6:24
6:22
6:22
6:20
Sunset
6:25
6:25
6:27
6:27
6:27
6:27
6:28
6:28
6:28
6:28
6:29
6:29
6:29
6:29
6:29
6:30
Today's sea temperature in Coral Harbor, Saint Johns Island is
26.5° C
(Statistics for 07 Mar 1981-2005 – mean: 25.9 max: 26.6 min: 25.4°C)
Issued (local time): 1 pm Saturday 07 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest