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 05:58 AM and sunset is at 06:37 PM.

Days 1–3 Weather Summary

Moderate rain (total 17mm), heaviest on Sun night. Warm air temperatures (max 27°C on Mon afternoon, min 25°C on Sat night). Mainly fresh winds.

Days 4–6 Weather Summary

Light rain (total 4mm), mostly falling on Tue morning. Warm air temperatures (max 27°C on Tue morning, min 25°C on Wed night). Mainly fresh winds.

Days 7–9 Weather Summary

Light rain (total 5mm), mostly falling on Sat afternoon. Warm (max 27°C on Fri morning, min 25°C on Sun night). Mainly fresh winds.

Days 10–12 Weather Summary

Heavy rain (total 26mm), heaviest during Tue night. Warm (max 26°C on Mon morning, min 25°C on Mon night). Mainly fresh winds.

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
1
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
6:09AM0.17m
7:05PM0.16m
6:29AM0.15m
7:52PM0.19m
6:39AM0.12m
8:37PM0.21m
6:47AM0.10m
9:21PM0.23m
7:01AM0.08m
10:05PM0.25m
10:50PM0.26m
11:34PM0.27m
00:20AM0.27m
1:11AM0.28m
2:07AM0.28m
3:04AM0.27m
12:42PM0.06m
3:52AM0.26m
Low Tide
1:15PM0.04m
1:40AM0.08m
1:19PM0.03m
2:44AM0.08m
1:28PM0.01m
3:49AM0.08m
1:45PM-0.02m
5:08AM0.07m
2:04PM-0.04m
2:23PM-0.05m
2:42PM-0.07m
3:07PM-0.08m
3:43PM-0.07m
4:32PM-0.06m
5:44PM-0.03m
11:38AM0.05m
7:26PM0.01m
Wave
height (m) 
direction
period (s) 
0.6
NE
4
0.6
NE
5
0.7
ENE
4
0.8
ENE
4
0.7
ENE
4
0.8
E
4
0.5
ENE
5
0.6
ENE
6
0.5
ESE
6
0.6
ESE
6
0.7
ESE
6
0.7
ESE
6
0.6
ESE
6
0.6
E
7
0.8
E
5
0.9
ESE
5
0.8
E
6
0.8
E
6
0.7
NE
6
0.8
E
5
1
E
4
0.9
ENE
7
0.7
ENE
7
0.9
E
4
0.7
NE
10
0.8
ENE
4
0.9
ENE
4
0.9
ENE
4
0.8
ENE
4
1
ENE
4
1
E
4
1.1
E
5
1.3
ENE
6
1.3
E
6
1.2
E
6
1.2
E
6
clear
thunderstorm
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
clear
clear
clear
clear
thunderstorm
thunderstorm
clear
part cloud
cloud
cloud
part cloud
part cloud
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
risk tstorm
rain shwrs
risk tstorm
risk tstorm
risk tstorm
risk tstorm
some clouds
risk tstorm
risk tstorm
clear
clear
clear
clear
risk tstorm
risk tstorm
clear
some clouds
cloudy
cloudy
some clouds
some clouds
risk tstorm
risk tstorm
clear
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
 km/h
25
NE
25
NE
25
ENE
30
ENE
25
ENE
25
E
15
ESE
20
SE
20
ESE
20
ESE
20
ESE
20
ESE
20
E
20
E
25
E
30
E
25
E
25
E
25
ENE
30
ENE
30
ENE
25
ENE
20
ENE
25
ENE
25
ENE
30
NE
30
ENE
30
ENE
30
NE
35
ENE
35
ENE
35
ENE
35
ENE
35
E
35
E
35
ENE
 mm 
1.0
2.0
2.0
2.0
5
2.0
3
1.0
2.0
1.0
1.0
2.0
2.0
2.0
1.0
4
2.0
1.0
4
3
2.0
6
max°C
26
26
26
26
26
26
26
27
27
27
27
27
27
27
27
26
27
26
27
27
26
26
26
26
26
26
26
26
26
26
26
26
26
26
26
26
Moonrise
4:07
4:54
5:42
6:32
7:24
8:19
9:17
10:16
11:14
12:09
12:59
Moonset
3:59
4:30
5:01
5:34
6:09
6:48
7:32
8:22
9:17
10:17
11:19
12:21
Sunrise
5:58
5:56
5:56
5:56
5:54
5:54
5:54
5:52
5:52
5:52
5:52
5:50
Sunset
6:37
6:37
6:37
6:37
6:37
6:37
6:37
6:38
6:38
6:38
6:39
6:39
Today's sea temperature in Coral Harbor, Saint Johns Island is 28.0 °C (Statistics for 20 Apr 1981-2005 – mean: 26.8 max: 28.0 min: 26.0°C)
Nearest