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 05:40 PM.

Days 1–4 Weather Summary

Light rain (total 7mm), mostly falling on Sun morning. Warm air temperatures (max 27°C on Thu night, min 26°C on Fri morning). Mainly fresh winds.

Days 5–7 Weather Summary

Light rain (total 3mm), mostly falling on Sun night. Warm air temperatures (max 27°C on Sun night, min 26°C on Mon night). Mainly fresh winds.

Days 8–10 Weather Summary

Light rain (total 7mm), mostly falling on Fri morning. Warm (max 27°C on Wed night, min 26°C on Fri morning). Mainly fresh winds.

Days 11–13 Weather Summary

Light rain (total 6mm), mostly falling on Sun night. Warm (max 27°C on Sat night, min 26°C on Sun night). Mainly fresh winds.

Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tue
16
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
9:52AM0.38m
10:42AM0.38m
11:27AM0.37m
12:07PM0.34m
12:43PM0.32m
11:07PM0.09m
1:15PM0.29m
1:29AM0.11m
1:43PM0.26m
5:00AM0.15m
2:02PM0.23m
5:51AM0.20m
2:05PM0.20m
6:31AM0.23m
1:58PM0.16m
7:05AM0.25m
7:36AM0.27m
Low Tide
1:03AM-0.10m
1:48AM-0.10m
2:32AM-0.09m
3:17AM-0.05m
4:06AM-0.01m
9:07PM0.09m
5:07AM0.04m
9:20PM0.08m
6:25AM0.09m
9:39PM0.06m
7:58AM0.14m
9:58PM0.04m
10:10AM0.16m
10:13PM0.02m
12:34PM0.16m
10:30PM-0.01m
10:54PM-0.03m
Wave
height (m) 
direction
period (s) 
1.1
ESE
6
1
ESE
5
0.9
ENE
9
1.1
E
5
1.1
E
6
1
E
7
1.1
E
5
0.9
E
6
0.8
E
6
0.9
ESE
6
0.8
ESE
6
0.8
ESE
6
0.8
ENE
7
0.7
ESE
6
0.7
ENE
7
0.8
E
5
0.9
ESE
5
0.9
ESE
5
1.2
ESE
5
1.2
E
7
1.3
E
7
1.4
E
7
1.5
E
6
1.5
E
6
1.5
E
6
1.4
E
8
1.2
E
8
1.2
E
7
1.2
E
6
1.2
ESE
6
1.3
E
6
1.4
ESE
6
1.3
ESE
6
1.3
ESE
6
1.1
E
7
0.9
ESE
7
thunderstorm
clear
clear
rain showers
clear
clear
clear
rain showers
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
thunderstorm
clear
clear
rain showers
clear
thunderstorm
rain showers
thunderstorm
thunderstorm
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
part cloud
risk tstorm
clear
clear
rain shwrs
clear
clear
clear
rain shwrs
risk tstorm
risk tstorm
clear
clear
clear
clear
clear
risk tstorm
clear
clear
rain shwrs
clear
risk tstorm
rain shwrs
risk tstorm
risk tstorm
clear
clear
clear
clear
some clouds
some clouds
risk tstorm
risk tstorm
risk tstorm
some clouds
risk tstorm
some clouds
 km/h
25
E
30
E
25
E
30
ENE
30
E
25
ENE
35
E
25
E
25
E
25
E
25
E
20
ESE
25
E
25
ESE
25
E
25
E
30
ESE
30
E
30
E
35
E
35
E
35
E
40
E
35
E
40
E
35
E
30
E
35
E
30
E
35
E
35
E
35
E
35
E
30
E
30
ESE
20
ESE
 mm 
1
1
3
2
2
1
1
1
1
3
1
3
1
1
1
max°C
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
Moonrise
6:28
7:37
8:44
9:47
10:45
11:38
12:29
1:18
2:06
2:55
3:45
Moonset
7:18
8:25
9:25
10:17
11:01
11:40
12:15
12:48
1:21
1:54
2:29
3:07
Sunrise
6:35
6:37
6:37
6:37
6:39
6:39
6:39
6:39
6:41
6:41
6:41
6:43
Sunset
5:40
5:40
5:42
5:42
5:42
5:42
5:43
5:43
5:43
5:44
5:44
5:45
5:45
Today's sea temperature in Coral Harbor, Saint Johns Island is
28.3° C
(Statistics for 04 Dec 1981-2005 – mean: 27.3 max: 27.9 min: 26.6°C)
Issued (local time): 7 pm Thursday 04 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest